EmailEngine App Alternatives

Pro developers get assurances. OSS maintainers get paid.

Easy-Integration Messaging and Email for Software Publishers.

paid Free Trial $5.5 / Monthly (by month/account)

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

Visit website paid $19.5 / Monthly (Pro)

Flexible, RESTful access to the user's inbox

Unprivileged sandboxing tool

Get paid to build what you love on GitHub

Email marketing software made for cold email marketing professionals. Using advanced AI to generate email personalization in seconds

paid Free Trial $99.0 / Monthly (Starter)

The Nylas Cloud API powers your application with email, calendar & contacts features. Built-in features for better email, calendar, and contact management.

eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.

freemium

PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller

Warm up your cold email inbox, and never land in spam anymore!

Try for free freemium $9.0 / Monthly

Nylas Mail Lives is a fork of Nylas Mail.

a new lightweight desktop environment tailored for safely running applications in isolation.

Patreon enables fans to give ongoing support to their favorite creators.