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Letterhead alternatives

Letterhead is trial-only with paid plans from Custom quote (based on number of newsletters and audience size). Here are the other 236 platforms in this directory, with the same fact set for each: free tier, starting price, API, and MCP support.

beehiivAPIMCP
Newsletters, podcasts, and community in one platform · Free tier · from $49/mo (Lite, billed yearly; $59/mo billed monthly) at up to 1,000 subscribers; tiered by subscriber count
www.beehiiv.com
SubstackAPIMCP (community)
Writers making money doing the work they believe in · Free tier · from No monthly fee; 10% of paid subscription revenue plus Stripe fees
substack.com
MailchimpAPIMCP
Email and SMS marketing minus the learning curve · Free tier · from $13/mo (Essentials, 500 contacts); scales with contact count
mailchimp.com
AWeberAPIMCP
Email marketing for small businesses · from $12.49/mo (Lite, annual billing); scales with subscriber count
www.aweber.com
FlodeskAPIMCP
Design-first email marketing for small businesses · Free tier · from $25/mo (Lite, up to 1,000 subscribers); subscriber-based
flodesk.com
BigMailerAPI
Email marketing for agencies and multi-brand teams · Free tier · from $7.50/mo per 5,000 contacts (Business Lite); contact-count based
www.bigmailer.io
Kit (formerly ConvertKit)APIMCP
Email-first operating system for creators · Free tier · from $39/mo (Creator, at 1,000 subscribers); subscriber-based
kit.com
Constant ContactAPIMCP
Digital and email marketing for small businesses · from $12/mo (Lite); contact-count based
www.constantcontact.com
Campaign MonitorAPIMCP (community)
Straightforward email marketing for growing businesses · Free tier · from $11.70/mo (Lite, 0-500 contacts, with 10% annual discount); subscriber-count based
www.campaignmonitor.com
MoosendAPI
Intuitive email marketing and automation platform · from $9/mo (Pro, 500 subscribers); subscriber-count based
moosend.com
EmailOctopusAPI
Budget-friendly, simple email marketing · Free tier · from $9/mo (Pro, billed yearly); scales with subscriber count
emailoctopus.com
GetResponseAPIMCP
All-in-one marketing (email, automation, webinars) · from $19/mo (Starter, 1,000-contact list); list-size based
www.getresponse.com
DripAPIMCP
Ecommerce brands · from $39/mo (up to 2,500 people); scales with list size and sends
www.drip.com
ActiveCampaignAPIMCP
Marketing automation plus CRM · from $15/mo (Starter, 1,000 contacts); contact-based
www.activecampaign.com
KlaviyoAPIMCP
Ecommerce/B2C brands running email + SMS on customer data · Free tier · from $20/mo (email, up to 500 profiles); active-profile based
www.klaviyo.com
OmnisendAPIMCP
Ecommerce email + SMS · Free tier · from $16/mo billed monthly (Standard, 500 contacts, 6,000 emails/mo); $11.20/mo if 3 months are paid upfront (30% off); contact-based
www.omnisend.com
Benchmark EmailAPIMCP
Small businesses wanting powerfully simple email · Free tier · from $12/mo billed monthly, $10/mo on annual billing (Pro, 500 contacts, sends up to 10x contact count); contact-based
www.benchmarkemail.com
iContactAPI
Beginners wanting easy business email marketing · from $9/mo after trial; contact-count based
www.icontact.com
EmmaAPI
Multi-team, multi-location orgs and franchises · from $105/mo (Emma Lite); contact count not stated; custom quote above 10,000 contacts
myemma.com
SenderAPIMCP
Growing small businesses on a budget · Free tier · from $9/mo billed monthly or $5.40/mo billed annually (Standard, up to 500 subscribers, 6,000 emails/mo); subscriber-based
www.sender.net
StripoAPIMCP
Designing HTML email templates without code · Free tier · from $20/mo (Basic)
stripo.email
SendloopAPI
Small businesses wanting simple email marketing · Free tier · from $29/mo (Starter, 25,000 emails/mo, unlimited subscribers)
sendloop.com
Twilio SendGridAPIMCP
Developers sending email at scale via API · from $19.95/mo (Essentials)
sendgrid.com
MailjetAPIMCP
Teams sending marketing and transactional email together · Free tier · from $9/mo (Starter, 8,000 emails/mo)
www.mailjet.com
PostmarkAPIMCP
Developers needing fast, reliable transactional email · Free tier · from $15/mo (Basic, 10,000 emails)
postmarkapp.com
SendPulseAPIMCP
Multichannel marketing (email, SMS, chatbots) on a budget · Free tier · from $9.60/mo billed annually ($115.20/yr) (Standard, up to 500 subscribers)
sendpulse.com
Zoho CampaignsAPIMCP
SMBs already in the Zoho ecosystem · Free tier · from $3/mo (Standard, billed annually)
www.zoho.com/campaigns
BrevoAPIMCP
SMBs wanting all-in-one marketing plus CRM · Free tier · from $9/mo (Starter)
www.brevo.com
MailWizzAPIMCP
Self-hosters and agencies running their own ESP · from $59/yr or $79 one-time lifetime (Regular license)
www.mailwizz.com
HubSpot Marketing HubAPIMCP
Marketing teams on an all-in-one CRM platform · Free tier · from $20/mo/seat (Starter; $7/mo/seat new-customer promo)
www.hubspot.com
MailPoetAPI
WordPress/WooCommerce sites sending email from WP · Free tier · from $8/mo (Creator at 500 subscribers, uses your own sending service; Business with MailPoet Sending Service $10/mo); billed monthly, subscriber-based
www.mailpoet.com
MailgunAPIMCP
Developers sending transactional email via API · Free tier · from $15/mo (Basic, 10,000 emails/mo)
www.mailgun.com
Elastic EmailAPIMCP
Budget-focused senders wanting marketing tools plus an email API · Free tier · from $29/mo (Starter, up to 2,500 contacts; contact-based)
elasticemail.com
MailUpAPI
Businesses and agencies doing email + SMS with unlimited sends · from EUR 48/mo (Starter, billed annually; pay-per-speed, unlimited sends)
mailup.com
Pepipost (Netcore Email API)APIMCP
High-volume transactional email at enterprise scale · from Custom quote (pricing based on monthly email volume)
netcore.ai
MailerLiteAPIMCP
Solopreneurs and small businesses on a budget · Free tier · from $12/mo (Comfort; subscriber-based)
www.mailerlite.com
GhostAPIMCP (community)
Independent publishers combining site, newsletter, and memberships · from $18/mo (Starter, billed yearly; member-count based)
ghost.org
ButtondownAPIMCP (community)
Indie writers wanting a minimal, API-first newsletter · Free tier · from $9/mo (subscriber-based)
buttondown.com
LoopsAPIMCP
SaaS teams sending product, marketing, and transactional email · Free tier · from $49/mo (contact-based; unlimited sends)
loops.so
AcumbamailAPIMCP (community)
Email + SMS campaigns for SMEs and agencies · Free tier · from EUR 24/mo (Basic, 20,000 emails/mo, billed monthly); annual billing 20% less
acumbamail.com
Amazon SESAPIMCP
High-volume sending at lowest unit cost · from $0.10 per 1,000 emails (pay-as-you-go)
aws.amazon.com/ses
BentoAPIMCP
SaaS founders and small businesses · from $29/mo
bentonow.com
Bloomreach Marketing AutomationAPIMCP
E-commerce personalization · from Custom quote; Bloomreach says from $60K a year for smaller brands
www.bloomreach.com/en/products/marketing-automation
BlueshiftAPIMCP (community)
Lean teams scaling cross-channel engagement · from From $1,250/mo (Starter, billed annually)
blueshift.com
BrazeAPIMCP
Cross-channel customer engagement at scale · from Custom quote
www.braze.com
CampaignerAPI
Advanced email marketing without full-suite cost · from $14/mo (Essentials, 1,000 contacts)
www.campaigner.com
CircleAPIMCP
Creators unifying audience email and community in one platform · Free tier · from Professional $89/mo + Email Hub add-on (free under 100 contacts; +$99/mo at 10K contacts)
circle.so
CleverReachAPIMCP (community)
GDPR-compliant newsletters for SMEs · Free tier · from EUR 15/mo
www.cleverreach.com
ClickFunnelsAPIMCP
Entrepreneurs running sales campaigns without tech skills · Free tier · from $97/mo Launch ($81/mo annual): 10K contacts, 50K emails/mo; automation workflows from Scale $197/mo
www.clickfunnels.com
CordialAPIMCP
Real-time messaging for enterprise consumer brands · from Custom quote
cordial.com
Customer.ioAPIMCP
Data-driven personalized customer journeys · from $100/mo
customer.io
DotdigitalAPIMCP
Mid-market and enterprise cross-channel marketing teams · from Custom quote
dotdigital.com
SAP Engagement CloudAPI
Personalized omnichannel engagement at scale · from Custom quote
www.sap.com/products/crm/engagement-cloud.html
EnchargeAPI
Behavior-based emails and onboarding for B2B SaaS · from $79/mo (annual, up to 2,000 subscribers)
encharge.io
FluentCRMAPIMCP
Email marketing automation inside WordPress · Free tier · from $103/yr single-site license (reg. $129/yr)
fluentcrm.com
GMassAPIMCP (community)
Cold email outreach and mass email inside Gmail · from $20/mo (Standard, billed annually; $29.95 monthly)
www.gmass.co
GoDaddy Digital MarketingMCP
Small businesses emailing customers from their GoDaddy website · from $21.99/mo (Essentials, 1,000 contacts, 10,000 email sends/mo)
email.marketing.godaddy.com/plans
HighLevel (GoHighLevel)APIMCP
Agencies and SMBs wanting marketing, CRM, and sending in one place · Free tier · from $97/mo Starter + LC Email usage ~$0.675 per 1,000 emails
www.gohighlevel.com
IterableAPIMCP
Enterprise brands running cross-channel engagement · from Custom quote
iterable.com
Kajabi EmailAPIMCP
Creators replacing separate email tools with an all-in-one platform · from $179/mo billed monthly or $143/mo billed annually ($1,716/yr) (Basic, 2,500 contacts, unlimited email sends)
kajabi.com
KartraAPI
Solopreneurs running funnels, checkout, and email in one platform · from $59/mo Essentials (500 contacts, 10,000 emails/mo); Starter $119/mo has unlimited emails
kartra.com
KeilaAPIMCP (community)
Privacy-conscious newsletters powered by open source · Free tier · from EUR 8/mo (Keila Cloud XS, 2,000 emails/mo)
www.keila.io
ListmonkAPIMCP (community)
Performance and features in a single binary · Free tier · from Free (open source)
listmonk.app
ListrakAPI
Retail and e-commerce cross-channel personalization · from Custom quote
www.listrak.com
MailBlusterAPIMCP (community)
Sending bulk email at low cost via Amazon SES · Free tier · from $60/yr Pro (per brand) + $0.60 per 1,000 emails
mailbluster.com
MailcoachAPIMCP
Bootstrappers, creators, and developers · from $9.99/mo hosted (2,000 emails); self-hosted license $249 one-time
mailcoach.app
MailerSendAPIMCP
Transparent pricing from side projects to agencies · Free tier · from $7/mo billed monthly or $6.30/mo billed yearly ($75.60/yr) (Hobby, 5,000 emails/mo)
www.mailersend.com
MailmeteorMCP (community)
Sales, marketing, and recruiting outreach from Gmail · Free tier · from $5.99/mo (Starter, per user)
mailmeteor.com
MailmodoAPIMCP
Interactive emails that drive conversions · from $149/mo (Lite, billed annually)
www.mailmodo.com
MailrelayAPI
High-volume sending on a free plan · Free tier · from EUR 48/mo (100,000 emails); prepaid packs from EUR 40
mailrelay.com
Mailster
Self-hosted newsletters without subscription fees · from $39 first yr Starter (promo; reg. $79/yr)
mailster.co
MailtrapAPIMCP
Testing and sending in one platform · Free tier · from $15/mo (Email API Basic, 10,000 emails)
mailtrap.io
Adobe Marketo EngageAPIMCP
B2B lead management and ABM · from Custom quote
business.adobe.com/products/marketo/adobe-marketo.html
MoEngageAPIMCP
Enterprise consumer brands (retail, fintech, media) · from Quote-only (contact sales)
www.moengage.com
OmedaAPIMCP
Media companies, publishers, events businesses, and associations · Free tier · from Custom quote (no published pricing)
www.omeda.com
OneSignalAPIMCP
Product teams wanting push, email, and SMS in one platform · Free tier · from $19/mo (Growth: 20,000 email sends included, then $1.50 per 1,000)
onesignal.com
OngageAPIMCP
High-volume email senders using multiple SMTP/ESP connections · Free tier · from $399/mo (Starter, up to 1M emails/SMS per month)
www.ongage.com
Oracle Eloqua Marketing AutomationAPIMCP (community)
Enterprise B2B campaign orchestration · from From $2,000/mo (Basic, 10,000 contacts, per Oracle price list)
www.oracle.com/cx/marketing/automation
Oracle Responsys Campaign ManagementAPI
High-volume B2C email campaigns · from Custom quote (price list is per 1,000 interactions, annual minimums)
docs.oracle.com/en/cloud/saas/marketing/responsys.html
OrttoAPIMCP
Journeys that drive revenue on unified customer data · from Custom quote
ortto.com
ParagraphAPIMCP
Early-stage startups and founder-led teams · Free tier · from $167/mo (Launch, billed yearly at $1,999/yr; $199/mo billed monthly), 25,000 newsletter emails/mo
paragraph.com
Podia EmailMCP
Creators running email, courses, and community in one place · from $42/mo billed annually ($504/yr) (Mover, email included up to 100 subscribers)
www.podia.com/email
PostalAPI
Self-hosted SendGrid/Mailgun alternative · Free tier · from None; self-hosted, infrastructure costs only
github.com/postalserver/postal
PrivyAPIMCP
Small ecommerce stores growing sales with email and SMS · Free tier · from $30/mo
www.privy.com
ResendAPIMCP
Developer-first transactional email · Free tier · from $20/mo (Pro, 50,000 emails)
resend.com
RoblyAPI
Small businesses seeking higher open rates · from $15/mo (annual, up to 500 contacts)
www.robly.com
Sailthru (Zeta Global)API
Media, publishing, and retail brands · from Custom quote
zetaglobal.com/sailthru
Salesforce Marketing Cloud EngagementAPIMCP
Enterprise B2C email and journey marketing · from From $2,000/mo (Pro+ edition, billed annually)
www.salesforce.com/marketing/engagement
SegunoMCP
Shopify merchants who want email marketing inside the Shopify admin · Free tier · from $35/mo
www.seguno.com
SelzyAPIMCP
Small businesses starting with email · Free tier · from $7.50/mo (Lite, up to 100 contacts)
selzy.com
SendFoxAPIMCP
Affordable email marketing for content creators · Free tier · from $29 one-time (Lifetime); Pro from $19/mo
sendfox.com
SendLayerAPIMCP
Email deliverability without high costs · from $5/mo billed annually (Starter, 1,000 emails)
sendlayer.com
SendyAPIMCP (community)
Newsletter sending without monthly fees · from $69 one-time license
sendy.co
Shopify MessagingAPIMCP
Emails built for commerce · Free tier · from Included with any Shopify plan; overage $1 per 1,000 emails past the free 10k
www.shopify.com/email-marketing
SmartrMailAPIMCP (community)
Ecommerce stores wanting simple automated product emails · Free tier · from $10/mo base + $0.0125 per active subscriber (Essential); priced on active subscribers
www.smartrmail.com
SMTP.comAPI
Managed high-volume email delivery · from $25/mo (Essential, 50,000 emails, shared IP)
www.smtp.com
SMTP2GOAPIMCP
Reliable delivery with hands-on support · Free tier · from $10/mo (Starter, 10,000 emails)
www.smtp2go.com
SocketLabsAPI
Email sending plus performance analytics · from $39.95/mo (Core, 40,000 emails)
www.socketlabs.com
Squarespace Email CampaignsAPIMCP
Effortless on-brand email for Squarespace sites · from From $8/mo (500 emails/mo tier, unlimited contacts); annual billing saves up to 30%
www.squarespace.com/email-marketing
Systeme.ioAPIMCP
Launching an online business with one tool · Free tier · from $17/mo (Startup)
systeme.io
VerticalResponseAPI
Easy email marketing for small businesses · from $13/mo (Basic, under 500 contacts)
www.verticalresponse.com
Wix Email MarketingAPIMCP
Professional campaigns that drive site traffic · Free tier · from Paid Email Marketing plans (Essentials, Core, Advanced) upgraded in-dashboard; prices not published on Wix help pages
www.wix.com/ascend/email-marketing
YAMM (Yet Another Mail Merge)
Freelancers, educators, and small businesses merging from Sheets · Free tier · from $3/mo billed annually at $36/yr (Pro, personal gmail.com accounts); annual billing only; EUR 3/mo in listed EU countries
yamm.com
Acoustic ConnectAPI
B2C marketers running high-volume email · from Custom quote (Essentials and Advanced plans)
www.acoustic.com/product/email-marketing
Act-OnAPIMCP (community)
Mid-market B2B marketing teams · from From $900/mo (Professional; annual contract required; priced by active contacts)
act-on.com
Action NetworkAPI
Progressive campaigns and advocacy groups · Free tier · from From $15/mo (Movement, $1.25 per 1,000 emails; first 12,000 emails/mo covered by the minimum; monthly)
actionnetwork.org
ActitoAPI
European B2C brands running multichannel campaigns · from Custom quote (Standard plan up to 100k active profiles)
actito.com/en
ActiveTrailAPIMCP (community)
Small businesses wanting email plus SMS and WhatsApp · from $8/mo paid yearly (Basic, up to 500 contacts); scales with contact count
www.activetrail.com
AcyMailingAPI
Joomla and WordPress site newsletters · Free tier · from EUR 2.40/mo billed yearly or EUR 3/mo monthly (Essential, 4,000 emails/mo tier); VAT by location
www.acymailing.com
Adobe CampaignAPI
Enterprise B2C outbound campaigns at scale · from Custom quote (Advanced and Enterprise packages)
business.adobe.com/products/campaign.html
ELAINEAPI
German enterprises running large email programs · from Custom quote
www.elaine.io/en
AttentiveAPIMCP
Consumer brands running SMS and email together · from Custom quote (usage-based)
www.attentive.com
AudiencefulAPIMCP
Small teams wanting newsletters plus AI-agent access · Free tier · from $29/mo billed yearly (Essentials, 3,000 contacts); monthly-billed price not listed; scales with contact count
www.audienceful.com
AutoSendAPIMCP
Developers wanting cheap volume-priced marketing and transactional email · from $5/mo (Marketing + Transactional, 3,000 emails, 1,000 marketing contacts); billed monthly, scales with send volume
autosend.com
Axios HQMCP
Leadership and team updates written in Smart Brevity · from Custom quote (Essentials, priced by organization, 5,000 messages/yr included)
axioshq.com
Beacons
Creators who want a link-in-bio store and newsletter in one · Free tier · from $10/mo monthly or $8.33/mo billed annually (Creator, 500 email sends/mo); unlimited sends from Creator Plus at $30/mo
beacons.ai
BillionMail
Technical teams wanting to run their own mail server and newsletter sender · Free tier · from No paid plan; no monthly fees (you run your own server)
billionmail.com
Bird EmailAPIMCP
Developers sending transactional and broadcast email · Free tier · from From $15/mo deposit (Email Startup; $0.40 per 1,000 transactional emails charged from balance)
bird.com/email-api
Bitrix24APIMCP
Teams wanting CRM, collaboration and email in one suite · Free tier · from From $49/mo billed annually or $69 billed monthly (Basic, 5 users); comparison table lists email marketing from 10,000 emails/mo, but the plan cards list email marketing under Professional ($199/mo billed annually, 100 users)
www.bitrix24.com
BluecoreAPI
Enterprise retailers personalizing email at scale · from Custom quote
www.bluecore.com
BlueFox EmailAPIMCP
Occasional or high-volume senders who want pay-per-send pricing with no contact caps · from $6/mo (Starter, 5,000 sends/mo, no contact limits); one-time packs from $50 for 50,000 sends (valid 12 months); prices exclude VAT
bluefox.email
Buy Me a Coffee
Creators emailing supporters and members of a tip or membership page · Free tier · from No monthly plan; 5% transaction fee on earnings
buymeacoffee.com
CakemailAPIMCP
Small businesses wanting Canadian data residency · Free tier · from $19/mo billed monthly (Premium, 500 contacts, 7,500 emails/mo); scales with contact count
www.cakemail.com
Cerkl BroadcastAPI
Free internal email for small comms teams · Free tier · from Custom quote (Foundations+, priced by audience size; annual agreements typical)
cerkl.com
CleverTapAPIMCP
App-centric brands engaging users across channels · from From $85/mo list (Core, up to 5,000 MAU; promotional discounts shown; email is an add-on)
clevertap.com
ContactMonkeyAPI
Employee newsletters sent from Outlook or Gmail · from Custom quote (Launch, Grow, Enterprise; priced by sender seats and list size)
www.contactmonkey.com
ContactPigeon
Mid-size retailers wanting email plus a CDP · from $50/mo (Starter, up to 2,500 contacts, unlimited email sends); billed monthly or invoiced annually
www.contactpigeon.com/cp
CuratedAPI
Link-roundup and curated editorial newsletters · Free tier · from $39/mo (1,501 to 2,500 subscribers, monthly); scales with subscriber count
www.curated.co
CyberimpactAPIMCP (community)
Canadian senders who need CASL compliance · Free tier · from CAD 25/mo billed monthly (Basic, 250 contacts); scales with contact count
cyberimpact.com
DelivraAPI
Small marketing teams wanting hands-on support · from $33/mo (Starter, 500 contacts) on an annual license; scales with contact count
www.delivra.com
Direct MailAPI
Mac users sending newsletters from a desktop app · Free tier · from $20/mo (Unlimited plan, 500 contacts, monthly); scales with contact count; or $20 for 1,000 pay-per-email credits
directmailmac.com
DittofeedAPI
Product teams wanting a self-hostable Customer.io-style tool · Free tier · from $75/mo (Cloud Pro, 10,000 unique users/mo included, then per-user overage); 14-day free trial
www.dittofeed.com
DopplerAPI
Spanish-speaking SMBs in Latin America · Free tier · from From US$10/mo (Contacts plan, monthly, shown as 50% off for the first 6 months); Emails plan from US$134/mo; credits from US$15
www.fromdoppler.com/en
Dynamics 365 Customer Insights - JourneysAPIMCP
Dynamics 365 shops running email journeys · from $1,700/mo per tenant (Customer Insights, paid yearly; 100,000 Unified People, 10,000 Interacted People)
www.microsoft.com/en-us/dynamics-365/products/customer-insights
E-goiAPI
SMBs needing email plus SMS and push on a free tier · Free tier · from EUR 8.92/mo (Base, 500 contacts, monthly); up to 25% off on longer billing periods
www.e-goi.com
EcomailAPIMCP
Czech and Slovak e-commerce newsletters · Free tier · from CZK 150/mo billed annually or CZK 250/mo monthly (Profi, up to 500 contacts, excl. 21% VAT); scales with active contacts
ecomail.cz
EmailitAPIMCP
Developers wanting one EU-hosted API for transactional email and newsletters · Free tier · from $25/mo billed monthly or $20/mo billed yearly (Pro, 100,000 credits/mo, audiences up to 50,000); pay as you go $2 per 10,000 credits
emailit.com
emBlueAPI
Latin American brands running email plus WhatsApp and SMS · from US$34/mo monthly or US$27.20/mo billed yearly (Starter base fee); email sends priced by volume on top
www.embluemail.com
EngageBayAPIMCP
Small businesses wanting a cheap all-in-one CRM with email · Free tier · from $12.99/user/mo (Marketing Bay Basic, 500 contacts, 2,500 branded emails); $11.95 billed yearly, $11.04 billed every two years
www.engagebay.com
EvalancheAPI
DACH B2B teams needing GDPR-compliant automation · from From EUR 195/mo (entry tier, monthly; offers configured individually)
www.evalanche.com/en
EverlyticAPI
South African businesses sending email and SMS at volume · from Custom quote (12-month contract; packages priced by subscriber count from 2,000, excl. VAT)
www.everlytic.com
eworx Marketing Suite (mailworx)API
Austrian and DACH organizations wanting local hosting · from From EUR 69/mo (mailworx Professional, 5 users; billed by annual sending volume)
www.eworx.at/marketing-suite
FeedBlitzAPI
Bloggers sending RSS-to-email newsletters · from $7/mo (Core, up to 100 active subscribers, monthly); $9/mo for 101 to 500; scales with subscriber count
www.feedblitz.com
FlexmailAPI
Dutch-language email marketing for Belgian SMBs · from EUR 15/mo billed annually (Start, 1,000 contacts, EUR 184/yr, excl. VAT; EUR 17/mo without the annual discount); scales with contact count
flexmail.be
Flocknote
Churches and parishes emailing members · Free tier · from $10/mo (Starter, 41 to 50 members, monthly); scales with member count; Complete from $75/mo
flocknote.com
folkAPIMCP
Small teams sending campaigns from their CRM · from $24/member/mo billed annually or $30 monthly (Standard, email campaigns, 2,000 messages per member/mo)
www.folk.app
Force24
UK B2B lead nurturing and intent tracking · from Custom quote
force24.co.uk
GreenArrowAPI
ESPs and high-volume senders running their own MTA · from From $250/mo (Cloud, 300k emails/mo, monthly); on-premises Engine from $600/mo lease
greenarrowemail.com
GroundhoggAPIMCP
WordPress sites wanting CRM plus email automation · from $20/mo billed annually (Basic, 1 site); no monthly billing
groundhogg.io
GumroadAPIMCP
Digital product sellers emailing customers and followers · from 10% + $0.50 per transaction on direct sales (30% on Discover sales); no monthly charge
gumroad.com
HashnodeAPIMCP
Developer blogs that want posts emailed to subscribers · Free tier · from $5/mo per seat (Pro, custom domain, GraphQL API, MCP access, no branding)
hashnode.com
Higher Logic ThriveAPI
Associations emailing members alongside a community · from Custom quote
www.higherlogic.com/thrive
Hostinger ReachAPIMCP
Budget newsletters for small sites and Hostinger customers · Free tier · from $1.74/mo (Grow, 500 recipients, 3,500 emails/mo; $20.92 prepaid for 12 months, renews at $2.49/mo)
www.hostinger.com/email-marketing
Hyvor PostAPI
Privacy-minded writers who want a simple, tracking-free newsletter · from EUR 10/mo (SaaS, 25,000 emails/mo); billed monthly, yearly option saves two months; VAT included
hyvor.com/post
Icegram Express
WordPress and WooCommerce store newsletters · Free tier · from $99/yr (Max, flat annual price)
www.icegram.com
Infobip EmailAPIMCP
Global brands combining email with SMS and WhatsApp · from Pay as you go: EUR 0.00075 per email (USD 0.00087), worldwide
www.infobip.com/email
Insider OneAPIMCP
Omnichannel personalization for enterprise B2C brands · from Custom quote
insiderone.com
InstantlyAPIMCP
High-volume cold email from many inboxes · from $47/mo billed monthly or $37.60/mo billed yearly (Growth, 1,000 uploaded contacts, 5,000 emails/mo)
instantly.ai
IntercomAPIMCP
SaaS teams combining support and product email · from $29/seat/mo (Essential), shown at $19/seat/mo for new customers; bulk emails billed per email, from $0.045 down to $0.00025 by volume
www.intercom.com
Interspire Email MarketerAPI
Self-hosted senders who want a one-time license · from $495 one-time (Self-Service License, 5 users, unlimited contacts and emails, 1 year of updates and support); Pro Installation $695
www.interspire.com/emailmarketer
InxmailAPIMCP
Mid-size and enterprise senders in DACH · from From EUR 200/mo (Email marketing platform, priced by sending volume); SMTP Mail Relay from EUR 70/mo
www.inxmail.de/en
Jetpack NewsletterAPIMCP
WordPress bloggers sending posts by email · Free tier · from $29/mo billed monthly or $348/yr ($23/mo) billed yearly (Jetpack Pro, 2% fee on paid subscriptions)
jetpack.com/newsletter
KeapAPIMCP (community)
Service businesses wanting CRM plus email automation · from From $320/mo billed monthly, or $3,195/yr billed annually (full platform, 2 users); contact tier at that price not shown in page text
keap.com
KlickTippAPIMCP
German-speaking solopreneurs and online marketers · from From EUR 30/mo (Standard, up to 2,500 contacts, monthly; EUR 27/mo billed annually)
www.klicktipp.com
LapostaAPI
Dutch organizations and municipalities sending newsletters · Free tier · from EUR 210/yr subscription (about EUR 17.50/mo, excl. 21% VAT, priced by active contacts); or mail credits from EUR 9 per send, no subscription
www.laposta.nl
lemlistAPIMCP
Personalized cold email and multichannel outreach · from $69/mo billed monthly or $55/mo billed yearly (Email plan, 50,000 emails/mo, unlimited users)
www.lemlist.com
Levitate
Advisors and agents keeping in touch with clients · from Custom quote (annual subscription, one-year commitment)
www.levitate.ai
LinkedIn Newsletters
Professionals growing a subscriber base inside LinkedIn · Free tier · from None published (no paid newsletter tier stated)
www.linkedin.com/help/linkedin/answer/a522525
Mail Mint
WooCommerce stores that want email inside WordPress · Free tier · from $75/yr billed annually (Starter, 1 site; listed as a sale price, regular $149.99)
getwpfunnels.com/email-marketing-automation-mail-mint
MailerooAPI
Low-cost transactional email sending · Free tier · from $10/mo (Basic, 25,000 emails/mo), billed monthly
maileroo.com
MailingworkAPI
German mid-market and multi-brand senders · from Custom quote (Single-Account or Multi-Account, unlimited subscribers)
mailingwork.de
Mailmunch
Growing a list from website popups and landing pages · from $20.99/mo billed annually or $29.99/mo billed monthly (Premium, up to 1,000 contacts); scales with contact count
www.mailmunch.com
MailOptin
WordPress sites growing a list with opt-in forms · Free tier · from $289/yr billed annually (Pro, 3 sites, includes Newsletters and Email Automation); Standard $99/yr (1 site) covers lead generation only
mailoptin.io
MailshakeAPI
Small sales teams starting cold email · from $29/mo billed monthly or $25/mo billed yearly (Starter, 1 email address, 1,500 sends/mo); billed per user
mailshake.com
Mapp CloudAPI
Analytics-led cross-channel marketing for retailers · from From $3,050/mo (Essential, billed annually; priced by database size and monthly visitors; 12-month minimum)
mapp.com
Maropost Marketing CloudAPIMCP (community)
High-volume ecommerce and media senders · from $29/mo (Build, 50,000 contacts and 300,000 emails); no annual discount on Build
maropost.com
MauticAPIMCP (community)
Self-hosted marketing automation without per-contact fees · Free tier · from EUR 247.50/mo billed annually or EUR 275/mo quarterly (Managed Mautic Essential by Dropsolid, up to 50K emails and 50K contacts/mo)
mautic.org
MemberfulAPI
Paid membership newsletters on your own site · from $49/mo plus 4.9% transaction fee (Standard, monthly)
memberful.com
MessageGearsAPIMCP
Warehouse-native enterprise email at high volume · from Custom quote
messagegears.com
Micro.blogAPI
Indie bloggers who want posts emailed to subscribers · from $10/mo (Premium, includes email newsletters); billed monthly; base plan $5/mo has no newsletter
micro.blog
NationBuilderAPI
Political campaigns and advocacy organizations · from $34/mo billed annually (Starter, 0 to 500 contacts); $41/mo billed monthly
nationbuilder.com
The Newsletter PluginAPI
Free self-hosted newsletters on WordPress · Free tier · from $69 one-time (Essential license, 1 site, includes 1 year of updates and support)
www.thenewsletterplugin.com
NoptinAPI
WordPress bloggers sending post notifications · Free tier · from $59.60/yr (Personal, 1 site, sale price; regular $149/yr)
noptin.com
NotifuseAPI
Teams wanting a self-hosted newsletter platform under their control · Free tier · from $16/mo (Cloud, EU-hosted, starting price; tier limits not stated on the page)
www.notifuse.com
Odoo Email MarketingAPIMCP (community)
Odoo users adding newsletters to their ERP · Free tier · from US$31.10 or US$38.90/user/mo (Standard, all apps; the page does not label which price is yearly and which monthly); first-year promo shown at US$24.90
www.odoo.com/app/email-marketing
OmetriaAPI
Mid-size retail and fashion brands · from Custom quote
ometria.com
OntraportAPIMCP
Info-product and service businesses automating follow-up · from $83/mo (Plus, up to 500 contacts) billed annually at $990/yr; monthly-billed price not shown in page text
ontraport.com
Optimizely CampaignAPI
Enterprises already on Optimizely's DXP · from Custom quote
www.optimizely.com/products/campaign
OptimoveAPIMCP
Retention marketing for gaming, betting and retail brands · from Custom quote
www.optimove.com
OutsetaAPIMCP
SaaS and membership founders wanting one tool · from $37/mo billed yearly (Start, up to 1,000 contacts, plus 2% transaction fee); $47/mo billed monthly
www.outseta.com
Pabbly Email MarketingAPI
Bulk sending through your own SMTP · Free tier · from $17/mo (Standard, 10,000 subscribers; plan card shows it as a discount from $19/mo, while the comparison table lists $14/mo)
www.pabbly.com/email-marketing
PagecordAPI
Bloggers who want posts emailed to a small list · Free tier · from $4/mo monthly or $39/yr (Premium, email newsletter up to 250 subscribers)
pagecord.com
PatreonAPI
Creators combining a free newsletter with paid memberships · Free tier · from 10% of income earned on Patreon, plus payment processing, currency conversion and payout fees
www.patreon.com
PayhipAPI
Digital product sellers who want basic email updates without another tool · Free tier · from $29/mo (Plus, 2% transaction fee); Pro $99/mo (no transaction fee); billed monthly
payhip.com
phpListAPI
Low-cost or self-hosted bulk newsletters · Free tier · from $1/mo (hosted 1$ Plan, 9,000 messages, up to 3,000 subscribers); pay-per-subscriber from $8/mo (500 subscribers)
www.phplist.com
Pika
Writers who want a plain blog that doubles as a newsletter · Free tier · from $6/mo monthly or $5/mo billed annually (Pika Pro, up to 1,000 newsletter subscribers; more on request)
pika.page
PlunkAPIMCP
Developers wanting transactional plus broadcast email · Free tier · from $0.001 per email, pay as you go (no base fee)
www.useplunk.com
PoliteMailAPI
Outlook-based employee email for large companies · from Custom quote (annual cost per employee plus user licenses; three-year option)
politemail.com
Positive UserAPI
Mid-market multichannel customer journeys · from EUR 69/mo billed annually (Campaigns, 1 seat, unlimited contacts, up to 5,000 emails/mo)
www.user.com/en
rapidmailAPI
German-speaking SMBs sending newsletters · Free tier · from From EUR 15/mo (Essential, up to 500 contacts, monthly); or EUR 20 per send of 500 emails
www.rapidmail.de
rasa.io
Associations sending personalized member newsletters · from From $10,000/yr (annual platform minimum); AI newsletter for organizations under $5M revenue is $11,000/yr plus $2,500 one-time setup
rasa.io
RD Station MarketingAPIMCP (community)
Brazilian SMB inbound marketing · from BRL 50/mo for the first 3 months for new accounts (Light, promotional; regular price not stated); Basic from BRL 309/mo; billed monthly
www.rdstation.com
Salesforce Marketing Cloud Account EngagementAPIMCP (community)
B2B lead nurturing for Salesforce CRM users · from From $1,250/mo per org (Growth+, 10,000 contacts, billed annually)
www.salesforce.com/marketing/b2b-automation
Manago AIAPIMCP
Ecommerce brands wanting CDP-driven email automation · from From EUR 213/mo (Platform, 3,000 active contacts, 1-year term; monthly billing costs 20% more; one-off onboarding fee)
manago.ai
Selligent (Zeta Global)API
Privacy-focused multi-brand email programs in Europe · from Custom quote
www.zetaglobal.com/selligent
SendlaneAPIMCP (community)
Ecommerce brands paying by sends, not contacts · from $100/mo (50,000 emails/mo, unlimited profiles), monthly or annual; scales with send volume
www.sendlane.com
SendXAPI
Budget newsletters and campaigns for small businesses · from $10/mo (Core, 1,000 contacts, monthly list price); annual billing is 25% less; scales with contact count
www.sendx.io
SequenzyAPIMCP
SaaS teams wanting campaigns, lifecycle and transactional email in one tool · Free tier · from $19/mo (Pro, 15,000 emails/mo); scales with email volume up to 5M/mo; monthly or annual billing
www.sequenzy.com
Skool
Paid communities that email posts to all members · from $9/mo (Hobby, unlimited members, 10% transaction fee); Pro $99/mo (2.9% fee); yearly billing gives 2 months free
www.skool.com
SmartleadAPIMCP
Lead-gen agencies scaling cold email · from $39/mo billed monthly or $32/mo billed annually (Base, 2,000 active leads, 6,000 emails/mo)
www.smartlead.ai
Smore
Teachers and schools sending family newsletters · Free tier · from $99/yr (Basic, 5,000 email sends/mo, billed yearly)
www.smore.com
SplioAPI
B2C retail and luxury CRM with loyalty · from Custom quote
splio.com
SpotlerAPIMCP (community)
Mid-sized European businesses running email campaigns and journeys · from EUR 187/mo billed annually, excl. VAT (Spotler Mail+ Professional, entry tier); MailPro is quote-based
spotler.com
Square Marketing
Square sellers emailing their customer list · from $49/mo per location (Square Plus, unlimited email campaigns, first 500 texts/mo included)
squareup.com/us/en/marketing
Staffbase EmailAPIMCP
Enterprise employee newsletters · from Custom quote (priced by workforce composition, scale and channel mix)
staffbase.com/employee-email
Stan
Creators selling from a link-in-bio store who want broadcasts built in · from $99/mo or $948/yr (Creator Pro, needed for email broadcasts and flows, unlimited emails); Creator plan $29/mo has no email marketing
stan.store
StayFiMCP
Vacation rental hosts building direct-booking lists · from From $19/mo (WiFi plan, includes email marketing up to 200 contacts); standalone Email Marketing price not listed
stayfi.com
SteadyAPI
European creators selling memberships with a newsletter · Free tier · from No subscription fee; 10% commission on earnings plus payment provider fees and VAT
steady.page
tinyEmailAPIMCP
Shopify stores sending high email volume · Free tier · from $65/mo billed monthly (15,000 emails/mo, unlimited contacts), or $52/mo billed annually ($624/yr); scales with email volume
www.tinyemail.com
AdestraAPI
Publishers and media brands sending at volume · from From $10,000/yr (Starter, up to 10 million sends/yr, unlimited contacts)
uplandsoftware.com/adestra
UserlistAPIMCP
SaaS lifecycle email and product broadcasts · from $149/mo (Basic, 10,000 users and 5 seats, monthly); +$10/mo per additional 1,000 users
userlist.com
useSendAPI
Developers wanting a self-hostable Resend-style platform with campaigns · Free tier · from $10/mo (Cloud, includes 25,000 transactional or 10,000 marketing emails), then $1 per 1,000 marketing emails; billed monthly
usesend.com
VBOUTAPI
Agencies wanting white-label marketing automation · Free tier · from $50/mo (Starter) on the plan cards; the comparison section lists Starter at $199/mo; yearly billing saves 10%
www.vbout.com
VeroAPIMCP
Product-led SaaS lifecycle and broadcast email · from $54/mo (Starter, 5,000 user profiles, 10,000 emails/mo); 10% off with annual billing
www.getvero.com
Vision6API
Australian organisations needing onshore data and compliance · from Custom quote
www.vision6.com.au
VoyadoAPIMCP
Nordic and European omnichannel retailers · from Custom quote (platform fee plus volume-based email and SMS pricing)
voyado.com
WebEngageAPIMCP (community)
Consumer brands in India, MENA and Southeast Asia · from Custom quote
webengage.com
weMailAPI
WordPress sites sending via their own SES or SMTP · Free tier · from $99/yr (Starter, 1 site, billed annually); contact-based pricing also shown from $15/mo (3k to 10k contacts)
getwemail.io
WhatCounts
Mid-market brands wanting agency-backed email · from From $500/mo (JumpStart package)
www.whatcounts.com
WildApricotAPIMCP (community)
Small associations and clubs emailing members · from $66/mo (100 contacts, monthly); $59.40/mo prepaid yearly
www.wildapricot.com
WishpondAPIMCP (community)
Small businesses wanting lead capture plus email · from Custom quote (pricing shared on demo call)
wishpond.com
WoodpeckerAPIMCP
Agencies and B2B teams running cold email · from $39/mo billed monthly or $312/yr billed annually (Email plan, 5,000 emails sent/mo, unlimited contacts)
woodpecker.co
WorkshopAPIMCP
Employee newsletters for mid-size companies · from From $250/mo (most basic plan, per pricing FAQ); priced by largest daily recipient count and features
useworkshop.com
Write.asAPI
Minimalist writers who want email subscribers · Free tier · from $6/mo billed annually or $9/mo monthly (Pro, newsletter up to 500 subscribers)
write.as
YespoAPI
E-commerce teams wanting email inside an omnichannel CDP · Free tier · from EUR 28/mo (free Basic CDP plan plus Email channel, 5,000 contacts, excl. VAT, per vendor's pricing.md)
yespo.io
Zeta Marketing PlatformAPIMCP
Enterprise brands with large data-driven email programs · from Custom quote
www.zetaglobal.com/products/esp

Compare the whole field

The comparison table shows all 237 platforms in one view, including Letterhead.