Growth · alternatives · 2026

24 alternatives to MailSpring

A fast and maintained fork of Nylas Mail

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. MailSpring launched in 2017; newer entries below may have overtaken it.

1
Nylas N1 Email App▲400
The extensible, open source mail client.
2015 · nylas.com · its alternatives →
2
Nylas Pro▲375
The extensible, open source mail app.
2016 · nylas.com · its alternatives →
3
Nylas Mail▲255
The most powerful and extensible email client
2017 · nylas.com · its alternatives →
4
Polymail▲1,567
A simple, beautiful, and powerful email client for Mac
2015 · polymail.io · its alternatives →
5
Mailspring▲3
The best mail client for Mac, Linux, and Windows.
2021 · getmailspring.com · its alternatives →
6
Mailbox for Mac (Beta)▲490
Fly through your email. Now on Mac
2014 · theverge.com · its alternatives →
7
Mailspring▲2
Boost your productivity and send better email
2019 · getmailspring.com · its alternatives →
8
Nylas - N1▲4
The extensible, open source mail client...
2015 · nylas.com · its alternatives →
9
Groupmail▲80
Self-hosted newsletter app for Mac, Windows & Linux
2020 · groupmail.io · its alternatives →
10
mailfloss▲175
Remove fake and bounced emails without code or spreadsheets
2019 · mailfloss.com · its alternatives →
11
Canary Mail▲430
Discover Canary Mail, the best email client with AI-powered features and integrated calendar. Access multiple accounts, prioritize important emails, and boost productivity effortlessly.
2016 · canarymail.io · its alternatives →
12
Mail Merge▲104
Mass Personalized Mail in Gmail.
2014 · labnol.org · its alternatives →
13
Plain Email – An app for one-touch email processing▲322
squeeze your email messages into a single line, convert email attachments into links
2016 · plainemail.com · its alternatives →
14
WunderMail for Gmail▲145
The missing native desktop client for Gmail on Windows 10.
2018 · its alternatives →
15
Mail by Apple▲302
Apple's email client, unbundled 📧
2016 · apps.apple.com · its alternatives →
16
Nylas Sync Engine▲73
Modern developer platform for email, contacts, & calendar
2015 · nylas.com · its alternatives →
17
MailDrop▲146
Disposable email to save your inbox from spammers
2015 · maildrop.cc · its alternatives →
18
Swift Mail. Fastmail's modern mail standard delivered natively on macOS▲79
Hello HN! I'm excited to introduce Swift Mail, a native macOS email client purpose-built for the JMAP mail standard. Primarily constructed with SwiftUI and occasional AppKit elements, Swift Mail combines the speed and efficiency of a modern mail standard with desktop-centric features such as system notifications, keyboard shortcuts, quick look, multiple windows, state restoration, dark mode, and more. Swift Mail distinguishes itself from other email clients with its steadfast commitment to the JMAP standard over the traditional IMAP implementation, facilitating seamless alignment with modern…
2024 · swiftmail.io · its alternatives →
19G
GotEmail▲63
A fast, native Mac mail app for all your inboxes
2d ago · gotemail.com · its alternatives →
20
MailTumble▲79
URL shorteners for emails
2021 · app.mailtumble.com · its alternatives →
21
MailPile▲75
A fast, responsive open source email client
2014 · mailpile.is · its alternatives →
22
Taiga▲104
Mailbox theme for Nylas N1
2015 · noahbuscher.github.io · its alternatives →
23
InboxKitten▲162
An open-source, disposable email service 💌
2018 · inboxkitten.com · its alternatives →
24
1SecMail▲112
Free disposable email that actually arrives in real time
2025 · tmaily.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →