Guides / Email Service Provider (ESP) & newsletter platform landscape

Commercial ESPs & Hosted Newsletter Platforms

_Compiled 2026-09-17. Pricing is directional from live page fetches + InstantNewsletter curated dataset; always re-check vendor pricing pages._

Legend

  • ESP: Email Service Provider / marketing or transactional sending platform
  • Newsletter Platform: Publisher/creator-first newsletter product
  • Hybrid: Strong overlap (creator ESP + commerce, CMS+newsletter, CRM suite, etc.)

1. Major marketing ESPs

Mailchimp

  • Category: ESP
  • Website: https://mailchimp.com
  • Pricing: Free (limited); Essentials ~$13+; Standard ~$20+; Premium ~$350+ — contact-based
  • Pricing page: https://mailchimp.com/pricing/
  • Hosting: SaaS
  • Key features: Campaigns, automations, audiences, A/B tests, landing pages, CRM-lite
  • Target audience: SMBs, startups, general marketers

Constant Contact

  • Category: ESP
  • Website: https://www.constantcontact.com
  • Pricing: Lite from ~$12+; higher tiers; trial — contact-based
  • Pricing page: https://www.constantcontact.com/pricing
  • Hosting: SaaS
  • Key features: Templates, lists, events, social, SMB reporting
  • Target audience: Local businesses, nonprofits, events

Campaign Monitor

  • Category: ESP
  • Website: https://www.campaignmonitor.com
  • Pricing: Basic from ~$9 or pay-as-you-send — contact/send based
  • Pricing page: https://www.campaignmonitor.com/pricing/
  • Hosting: SaaS
  • Key features: Design editor, journeys, agency tools, templates
  • Target audience: Agencies & design-led brands

Brevo

  • Category: ESP
  • Website: https://www.brevo.com
  • Pricing: Free tier; Starter from ~$9 — primarily send-volume pricing; SMS/CRM add-ons
  • Pricing page: https://www.brevo.com/pricing/
  • Hosting: SaaS
  • Key features: Email+SMS+chat+CRM, transactional API, automation
  • Target audience: SMBs needing multichannel + API

Klaviyo

  • Category: ESP
  • Website: https://www.klaviyo.com
  • Pricing: Free: ~250 active profiles / 500 emails/mo; paid Email from ~$20 (251–500 profiles); SMS add-on; scales by profiles
  • Pricing page: https://www.klaviyo.com/pricing
  • Hosting: SaaS
  • Key features: Ecommerce CDP, flows, SMS/MMS, Shopify-deep integrations
  • Target audience: Ecommerce / DTC brands

ActiveCampaign

  • Category: ESP
  • Website: https://www.activecampaign.com
  • Pricing: Starter from ~$15; Plus ~$49+ — contact-based; trial
  • Pricing page: https://www.activecampaign.com/pricing
  • Hosting: SaaS
  • Key features: Marketing automation, CRM, scoring, conditional journeys
  • Target audience: B2B / mid-market automation teams

GetResponse

  • Category: ESP
  • Website: https://www.getresponse.com
  • Pricing: Free account (limited) + 14-day premium trial; paid Email Marketing from ~$19/mo by contacts; Marketing Automation & Ecommerce higher; Enterprise custom
  • Pricing page: https://www.getresponse.com/pricing
  • Hosting: SaaS
  • Key features: Email, webinars, landing pages, funnels, automation
  • Target audience: Online marketers, webinar users

AWeber

  • Category: ESP
  • Website: https://www.aweber.com
  • Pricing: Free tier; Lite from ~$15 — contact-based
  • Pricing page: https://www.aweber.com/pricing.htm
  • Hosting: SaaS
  • Key features: Autoresponders, templates, landing pages, creator tools
  • Target audience: Bloggers, coaches, small creators

Kit

  • Category: Hybrid
  • Website: https://kit.com
  • Pricing: Free tier up to ~10,000 subscribers; Creator from ~$33/mo (annual) at 1k subs; Pro higher; 14-day trial
  • Pricing page: https://kit.com/pricing
  • Hosting: SaaS
  • Key features: Creator newsletters, visual automations, digital products, paid newsletters
  • Target audience: Creators, authors, course sellers

MailerLite

  • Category: Hybrid
  • Website: https://www.mailerlite.com
  • Pricing: Free tier; Growing Business from ~$10 — contact-based
  • Pricing page: https://www.mailerlite.com/pricing
  • Hosting: SaaS
  • Key features: Drag-drop editor, automations, websites, digital products
  • Target audience: Budget-conscious SMBs & creators

Moosend

  • Category: ESP
  • Website: https://moosend.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://moosend.com/pricing/
  • Hosting: SaaS
  • Key features: Automation, ecommerce integrations, templates (Sitecore)
  • Target audience: Ecommerce / Sitecore customers

Omnisend

  • Category: ESP
  • Website: https://www.omnisend.com
  • Pricing: Free tier; Standard from ~$11 — contact-based; email+SMS
  • Pricing page: https://www.omnisend.com/pricing/
  • Hosting: SaaS
  • Key features: Email+SMS+push for ecommerce, product/catalog sync
  • Target audience: Ecommerce stores

HubSpot Marketing Hub

  • Category: Hybrid
  • Website: https://www.hubspot.com/products/marketing
  • Pricing: Free tools; Starter from ~$20/seat + marketing contacts; Professional/Enterprise much higher
  • Pricing page: https://www.hubspot.com/pricing/marketing
  • Hosting: SaaS
  • Key features: CRM-native email, forms, journeys, analytics suite
  • Target audience: B2B CRM-centric teams

Flodesk

  • Category: ESP
  • Website: https://www.flodesk.com
  • Pricing: Flat pricing ~$38/mo or ~$19/mo annual — not contact-scaled the same way as classic ESPs
  • Pricing page: https://www.flodesk.com/pricing
  • Hosting: SaaS
  • Key features: Design-led templates, workflows, checkout links
  • Target audience: Creatives, designers, solopreneurs

Drip

  • Category: ESP
  • Website: https://www.drip.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.drip.com/pricing
  • Hosting: SaaS
  • Key features: Ecommerce CRM, personalization, revenue automation
  • Target audience: Ecommerce / DTC

Benchmark Email

  • Category: ESP
  • Website: https://www.benchmarkemail.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.benchmarkemail.com/pricing/
  • Hosting: SaaS
  • Key features: Templates, surveys, automation
  • Target audience: SMBs wanting templates

Mailjet

  • Category: ESP
  • Website: https://www.mailjet.com
  • Pricing: Paid plans (emails-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.mailjet.com/pricing/
  • Hosting: SaaS
  • Key features: Collaborative editor, transactional API (Sinch)
  • Target audience: EU teams, collaborative sending

Sender

  • Category: ESP
  • Website: https://www.sender.net
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.sender.net/pricing/
  • Hosting: SaaS
  • Key features: Budget email+SMS
  • Target audience: Budget email+SMS users

Sendlane

  • Category: ESP
  • Website: https://www.sendlane.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.sendlane.com/pricing
  • Hosting: SaaS
  • Key features: Ecommerce email+SMS competing with Klaviyo
  • Target audience: DTC ecommerce

EmailOctopus

  • Category: ESP
  • Website: https://emailoctopus.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://emailoctopus.com/pricing
  • Hosting: SaaS
  • Key features: Simple campaigns on SES, affordable contacts
  • Target audience: Budget marketers

MailBluster

  • Category: ESP
  • Website: https://mailbluster.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://mailbluster.com/pricing
  • Hosting: SaaS
  • Key features: Campaign UI over Amazon SES
  • Target audience: SES users wanting a UI

SendPulse

  • Category: ESP
  • Website: https://sendpulse.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://sendpulse.com/pricing
  • Hosting: SaaS
  • Key features: Email, SMS, push, chatbots, SMTP
  • Target audience: Multichannel SMB marketers

Zoho Campaigns

  • Category: ESP
  • Website: https://www.zoho.com/campaigns/
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.zoho.com/campaigns/pricing.html
  • Hosting: SaaS
  • Key features: Campaigns + Zoho CRM workflows
  • Target audience: Zoho CRM customers

iContact

  • Category: ESP
  • Website: https://www.icontact.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.icontact.com/pricing
  • Hosting: SaaS
  • Key features: SMB email
  • Target audience: Small businesses

Campaigner

  • Category: ESP
  • Website: https://www.campaigner.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.campaigner.com/pricing/
  • Hosting: SaaS
  • Key features: Mid-market automation
  • Target audience: Mid-market automation

Mad Mimi

  • Category: ESP
  • Website: https://madmimi.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://madmimi.com/pricing_plans
  • Hosting: SaaS
  • Key features: Simple newsletters (GoDaddy)
  • Target audience: Simple newsletter senders

VerticalResponse

  • Category: ESP
  • Website: https://www.verticalresponse.com
  • Pricing: Paid plans (contacts-based); free tier may exist — verify on vendor site
  • Pricing page: https://www.verticalresponse.com/pricing
  • Hosting: SaaS
  • Key features: SMB email/social (Deluxe)
  • Target audience: Small businesses

Emma

  • Category: ESP
  • Website: https://myemma.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://myemma.com/pricing
  • Hosting: SaaS
  • Key features: Brand email design (Marigold)
  • Target audience: Brand/creative teams

Ortto

  • Category: ESP
  • Website: https://ortto.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://ortto.com/pricing/
  • Hosting: SaaS
  • Key features: CDP + journeys (ex-Autopilot)
  • Target audience: Growth teams needing CDP+journeys

Freshmarketer

  • Category: ESP
  • Website: https://www.freshworks.com/marketing-automation/
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.freshworks.com/marketing-automation/pricing/
  • Hosting: SaaS
  • Key features: Freshworks marketing automation
  • Target audience: Freshworks CRM users

Rapidmail

  • Category: ESP
  • Website: https://www.rapidmail.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.rapidmail.com/pricing
  • Hosting: SaaS
  • Key features: German/EU GDPR-focused ESP
  • Target audience: German/EU SMBs

CleverReach

  • Category: ESP
  • Website: https://www.cleverreach.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.cleverreach.com/en-de/pricing/
  • Hosting: SaaS
  • Key features: European GDPR email automation
  • Target audience: European marketers

Robly

  • Category: ESP
  • Website: https://www.robly.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.robly.com
  • Hosting: SaaS
  • Key features: Email marketing with social and automation features.
  • Target audience: General

Pabbly Email Marketing

  • Category: ESP
  • Website: https://www.pabbly.com/email-marketing/
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.pabbly.com/email-marketing/
  • Hosting: SaaS
  • Key features: Lifetime-deal oriented email marketing platform.
  • Target audience: General

Vero

  • Category: ESP
  • Website: https://www.getvero.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.getvero.com/pricing/
  • Hosting: SaaS
  • Key features: Behavioral product email
  • Target audience: Product/lifecycle email teams

Mailmodo

  • Category: ESP
  • Website: https://www.mailmodo.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.mailmodo.com/pricing/
  • Hosting: SaaS
  • Key features: AMP/interactive emails
  • Target audience: Interactive/AMP email marketers

Rejoiner

  • Category: ESP
  • Website: https://rejoiner.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://rejoiner.com/pricing/
  • Hosting: SaaS
  • Key features: Ecommerce lifecycle email platform focused on cart recovery and browse abandonment.
  • Target audience: Cart abandonment / lifecycle

Privy

  • Category: ESP
  • Website: https://www.privy.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.privy.com/pricing
  • Hosting: SaaS
  • Key features: Popups, email, and SMS for ecommerce growth.
  • Target audience: Ecommerce list growth

Retainful

  • Category: ESP
  • Website: https://www.retainful.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.retainful.com/pricing
  • Hosting: SaaS
  • Key features: Cart abandonment and email campaigns for ecommerce.
  • Target audience: WooCommerce cart recovery

Yotpo Email & SMS

  • Category: ESP
  • Website: https://www.yotpo.com/platform/email-sms/
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.yotpo.com/pricing/
  • Hosting: SaaS
  • Key features: Reviews/loyalty + email/SMS
  • Target audience: Ecommerce with reviews/loyalty

Attentive

  • Category: ESP
  • Website: https://www.attentive.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.attentive.com/pricing
  • Hosting: SaaS
  • Key features: SMS-first + email ecommerce
  • Target audience: Retail SMS-led brands

Keap

  • Category: ESP
  • Website: https://keap.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://keap.com/pricing
  • Hosting: SaaS
  • Key features: Small-business CRM and marketing automation formerly Infusionsoft with email and pipelines.
  • Target audience: Service businesses / CRM email

Ontraport

  • Category: ESP
  • Website: https://ontraport.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://ontraport.com/pricing
  • Hosting: SaaS
  • Key features: Business automation and email marketing.
  • Target audience: Automation-heavy SMBs

Act-On

  • Category: ESP
  • Website: https://www.act-on.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.act-on.com
  • Hosting: SaaS
  • Key features: Mid-market marketing automation.
  • Target audience: B2B mid-market

Customer.io

  • Category: Hybrid
  • Website: https://customer.io
  • Pricing: Essentials from ~$100/mo; Premium from ~$1,000/mo; Enterprise custom (profile-based)
  • Pricing page: https://customer.io/pricing/
  • Hosting: SaaS
  • Key features: Event-triggered email/push/SMS, segments, journeys
  • Target audience: Product-led SaaS

Loops

  • Category: Hybrid
  • Website: https://loops.so
  • Pricing: Free tier; Starter from ~$49 — SaaS product email
  • Pricing page: https://loops.so/pricing
  • Hosting: SaaS
  • Key features: SaaS transactional+marketing, audiences, sequences
  • Target audience: SaaS product teams

2. Transactional / delivery ESPs

Plunk

  • Category: ESP
  • Website: https://www.useplunk.com
  • Pricing: Paid / custom quote typical; check vendor pricing page
  • Pricing page: https://www.useplunk.com/pricing
  • Hosting: SaaS
  • Key features: Open-source-adjacent transactional/marketing
  • Target audience: Indie hackers / developers

SendGrid

  • Category: ESP
  • Website: https://sendgrid.com
  • Pricing: Free tier; Essentials from ~$20 — email-volume (API + Marketing Campaigns)
  • Pricing page: https://sendgrid.com/en-us/pricing
  • Hosting: SaaS
  • Key features: Email API, SMTP, marketing campaigns, deliverability tools
  • Target audience: Developers + marketers at scale

Amazon SES

  • Category: ESP
  • Website: https://aws.amazon.com/ses/
  • Pricing: Pay-as-you-go (~$0.10/1k emails region-dependent) + data transfer; free tier limited
  • Pricing page: https://aws.amazon.com/ses/pricing/

---

*Guide excerpt — full research continues in the product directory.*

Continue in the email newsletter software directory or the Newsletter Info Blog.