Mailspring

Free, fast desktop email client

An open-source desktop email client with a unified inbox, snooze, send later and optional paid features like read receipts.

Visit Mailspring ↗

Pricing: Free plan

Platforms: Mac, Windows, Linux

Categories: Productivity

Mailspring is an alternative to

Microsoft Outlook · Spark

Mailspring compared with similar tools

Product	Price	Open source	Self-host	Platforms
Mailspring	Free plan	Yes	–	Mac, Windows, Linux
Thunderbird	Free	Yes	–	Mac, Windows, Linux, Android, iOS
Betterbird	Free	Yes	–	Windows, Mac, Linux
Canary Mail	Free plan	–	–	Mac, Windows, iOS, Android
eM Client	Free plan	–	–	Windows, Mac, iOS, Android
Superhuman	Paid	–	–	Web, Mac, Windows, iOS, Android
Airmail	Free plan	–	–	Mac, iOS

Similar to Mailspring

Thunderbird

Free, open-source email, calendar and contacts app

A free, open-source desktop and mobile email client from MZLA/Mozilla with calendar, contacts, chat and add-ons, working with any email account.

Free · Mac, Windows, Linux, Android, iOS · Website ↗

Betterbird

Fine-tuned fork of Thunderbird

A free, open-source fork of Thunderbird with extra features and bug fixes for desktop email.

Free · Windows, Mac, Linux · Website ↗

Canary Mail

Secure email client with encryption and AI

An email client with PGP encryption, read-receipt blocking, a unified inbox and AI assistance for any email provider.

Free plan · Mac, Windows, iOS, Android · Website ↗

eM Client

Email client with calendar, tasks and contacts

A desktop and mobile email client with integrated calendar, tasks, contacts, chat and PGP encryption.

Free plan · Windows, Mac, iOS, Android · Website ↗

Superhuman

Fast, keyboard-driven email client with AI

A premium email client for Gmail and Outlook built for speed with keyboard shortcuts, split inbox, reminders and AI writing.

Paid · Web, Mac, Windows, iOS, Android · Website ↗

Airmail

Customizable email client for Mac and iOS

A configurable email client for Apple devices with integrations, actions, snooze and support for many account types.

Free plan · Mac, iOS · Website ↗

Mimestream

Native macOS email client for Gmail

Mimestream is a Mac email app built specifically for Gmail, using the Gmail API to support labels, filters and multiple accounts.

Paid · Mac · Website ↗

HEY

Email service with screening and a calmer inbox

An email service from 37signals that screens first-time senders, separates newsletters and receipts and blocks spy pixels.

Paid · Web, Mac, Windows, Linux, iOS, Android · Website ↗

Questions

Is Mailspring free?

Mailspring is free to start, with paid plans.

Is Mailspring open source?

Yes, Mailspring is open source.

What platforms does Mailspring run on?

Mailspring is available for Mac, Windows, Linux.

What are some alternatives to Mailspring?

Similar indie products include Thunderbird, Betterbird, Canary Mail, eM Client and 4 more.

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