Communication

Email

72 technologies: what each one does, whether it is SaaS or open source, its price range and its website.
  • Google Workspace

    1.2M sites

    Google Workspace, formerly G Suite, is a collection of cloud computing, productivity and collaboration tools.

  • Microsoft 365

    1.1M sites

    Microsoft 365 is a line of subscription services offered by Microsoft as part of the Microsoft Office product line.

  • MailChimp

    273.3K sitesSaaS$ · Freemium · Subscription

    Guide

    Mailchimp is a marketing automation platform and email marketing service.

  • Amazon SES

    236.4K sitesSaaS

    Guide

    Amazon Simple Email Service (SES) is an email service that enables developers to send mail from within any application.

  • Sendgrid

    219.2K sites

    Guide

    SendGrid is a cloud-based email delivery platform for transactional and marketing emails.

  • Mailgun

    198.7K sites

    Guide

    Mailgun is a transactional email API service for developers.

    Used byGhost

  • Mailjet

    89.1K sites

    Mailjet is an email delivery service for marketing and developer teams.

  • Sendinblue

    88.4K sitesSaaSFreemium · Pay as you go

    Sendinblue is an email marketing solution for small and medium-sized businesses that want to send and automate email marketing campaigns.

  • SparkPost

    34.4K sites

    SparkPost is an email infrastructure provider.

  • LiveIntent

    33.9K sitesSaaSQuote

    LiveIntent is an email ad monetization platform.

  • Omnisend

    24.2K sitesSaaS$ · Freemium · Subscription

    Omnisend is an ecommerce marketing automation platform that provides an omnichannel marketing strategy for businesses.

  • MailerLite

    23.7K sitesSaaSFreemium · Pay as you go · Subscription

    MailerLite is an email marketing tool and website builder for businesses of all shapes and sizes.

  • ActiveCampaign

    19.2K sitesSaaS$ · Subscription · Quote

    ActiveCampaign is email and marketing automation software.

  • Zoho Mail

    17.4K sites

    Zoho Mail is an email hosting service for businesses.

  • Constant Contact

    14.7K sitesSaaS$ · Subscription

    Constant Contact is a marketing automation and email marketing solution.

  • Mailmunch

    7.9K sitesSaaS$ · Subscription · Freemium

    Mailmunch is a lead generation tool that combines landing pages, forms, and email marketing.

  • Privy

    7.6K sitesSaaS$ · Freemium · Subscription

    Privy is a all-in-one marketing automation platform for ecommerce.

  • SpotHopper

    6.3K sitesSaaS$$ · Subscription

    SpotHopper is an all-in-one marketing and online revenue platform for restaurants.

  • Creativ.eMail

    4K sitesFreemium · $ · Subscription

    Creativ.eMail is a email editor WordPress plugin which simplifies email marketing campaign creation and pulls your WordPress blog posts, website images and WooCommerce products right into your email content.

  • ConvertKit

    3.4K sitesSaaS$ · Freemium · Subscription

    ConvertKit is an email marketing tool built for content creators.

  • Campaign Monitor

    3.2K sitesSaaS$ · Subscription

    Campaign Monitor is a global technology company that provides an email marketing platform.

  • SendPulse

    1.8K sitesSaaSFreemium · Pay as you go · Subscription

    SendPulse is an email marketing platform with additional channels: SMS, web push notifications, Facebook and WhatsApp chatbots.

  • Sailthru

    1.7K sitesSaaSQuote

    Sailthru is a marketing automation software and multi-channel personalisation tool that serves ecommerce and media brands.

  • Aweber

    1.7K sitesSaaS$ · Freemium · Subscription

    AWeber is an email marketing service.

  • Genesys Cloud

    1.7K sitesSaaS$ · Subscription

    Genesys Cloud is an all-in-one cloud-based contact center software built to improve the customer experience.

  • EmailJS

    1.6K sitesSaaSFreemium · $ · Subscription

    EmailJS is a cloud-based email delivery service that allows you to send emails directly from your client-side JavaScript code without the need for a server-side implementation.

  • GetResponse

    1.6K sitesSaaSFreemium · Subscription · Pay as you go

    GetResponse is an email marketing app that allows you to create a mailing list and capture data onto it.

  • e-goi

    798 sitesSaaSFreemium · $ · Subscription

    e-goi is a multichannel marketing automation software for ecommerce.

  • Doppler

    781 sitesSaaSSubscription · Pay as you go

    Doppler is an email marketing and transactional email service.

  • emBlue

    664 sitesSaaSFreemium · $$ · Subscription

    emBlue is an email and marketing automation platform.

  • Carts Guru

    659 sitesSaaSPay as you go · $$

    Carts Guru is the all-in-one marketing automation tool for ecommerce stores.

  • Autopilot

    408 sitesSaaS$$ · Subscription

    Autopilot is a visual marketing software that enables users to create marketing campaigns and manage lead conversions.

  • SmtpJS

    274 sitesOpen source

    SmtpJS is a free library you can use for sending emails from JavaScript.

  • Bluecore

    239 sitesSaaSQuote

    Bluecore is a retail marketing technology that uses data gained from direct marketing like email, social media, site activity.

  • Metrilo

    143 sitesSaaS$$ · Subscription

    Metrilo is an ecommerce analytics, email marketing software provider.

  • Mailman

    32 sitesOpen source

    Mailman is free software for managing electronic mail discussion and e-newsletter lists. Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing, content filtering, digest delivery, spam filters, and more.

  • Salesforce Marketing Cloud Email Studio

    21 sitesSaaS$$ · Subscription

    Salesforce Marketing Cloud Email Studio is a powerful tool that allows you to build and send personalised emails.

  • Open-Xchange App Suite

    17 sitesSaaSQuote

    Open-Xchange is a web-based communication, collaboration and office productivity software suite.

  • Bronto

    16 sitesSaaSQuote

    Bronto is a cloud-based email marketing automation software.

  • Knak

    1 sitesSaaSQuote · Subscription

    Knak is a platform that provides customisable email and landing page templates to simplify the creation of visually appealing marketing campaigns.

  • Aument

    SaaS$$$ · Subscription · Quote

    Aument is an ecommerce toolbox with easy to use marketing actions and workflows.

  • Benchmark

    SaaS$$ · Subscription · Quote

    Benchmark is an email marketing tool used to create, send, and manage email campaigns, track performance metrics, and support audience communication through automated and scheduled messaging.

  • Bento

    SaaS$ · Subscription · Quote

    Bento is an email marketing and automation platform designed for startups.

  • BIGLIST

    SaaS

    BIGLIST is an opt-in email newsletter system designed to collect, manage, and distribute email updates to subscribers.

  • Clearout

    SaaSFreemium · $ · Subscription · Quote · Pay as you go

    Clearout is a bulk email validation service designed to clean email lists and improve deliverability.

  • Clearstream

    SaaSFreemium · $$$ · Subscription

    Cloudstream is a communication platform that provides texting and email services for congregational outreach and engagement.

  • CleverReach

    SaaSFreemium · $ · Subscription

    CleverReach is email marketing software featuring a web form designed for newsletter creation and distribution.

  • Copernica

    SaaS$$ · Subscription

    Copernica is a platform for managing email campaigns and automating customer communication using structured data and rule-based workflows.

Data from the open Wappalyzer database (enthec/webappanalyzer, GPL-3.0), updated every week. Site counts from the HTTP Archive (September 2026). Code tools (frameworks, build, ORMs…) come from a list kept by Faundr.