Thunderbird Alternatives

Thunderbird is described as 'Free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox' and is a leading Email Client in the office & productivity category. There are more than 50 alternatives to Thunderbird for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Thunderbird alternative is K-9 Mail, which is both free and Open Source. Other great apps like Thunderbird are Claws Mail, Evolution, SeaMonkey and Geary.

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Thunderbird alternatives are mainly Email Clients but may also be Calendar Apps or Web Browsers. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Thunderbird.

Thunderbird

2385

Email Client
Free • Open Source

Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.

More about Thunderbird

Thunderbird alternatives page was last updated Sep 26, 2024

myMail
myMail is the smart email app for managing all your accounts on iOS and Android.
27 myMail alternatives
+2
License model
- Free • Proprietary
Application type
- Email Client
Platforms
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
myMail Features
1. Multiple Account support
2. Mail Filtering
3. Unified inbox
4. Push Notifications
5. POP3 Support
6. IMAP Support
7. Mobile friendly
8. Filter Management
Show all NaN myMail features ▾
myMail VS Thunderbird
Is myMail a good alternative to Thunderbird?
Comments about myMail as an Alternative to Thunderbird

Paul Karpo
One of the best mobile email apps!
Positive comment •Mar 25, 2019
3
- Almost everyone thinks myMail is a great Thunderbird alternative.
- myMail is Free and ProprietaryThunderbird is Free and Open Source

Shortwave
Shortwave is an email app that takes the pain out of managing your inbox, making it effortless to stay organized, productive, and responsive.
19 Shortwave alternatives
+5
License model
- Freemium • Proprietary
Application type
- Email Client
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Gmail
Top Shortwave Features
1. Dark Mode
2. Email Organizer
3. AI-Powered
4. Ad-free
5. Email Scheduling
6. Push Notifications
7. Multiple Account support
8. Support for Aliases
9. No Tracking
10. Calendar Integration
11. Spam Filter
12. Mail Filtering
Show all NaN Shortwave features ▾
Shortwave VS Thunderbird
Is Shortwave a good alternative to Thunderbird?

Canary Mail
Email, meet AI. Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!
63 Canary Mail alternatives
License model
- Freemium • Proprietary
Application types
- Email Client
- Calendar App
Platforms
- Mac
- Windows
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
+9
Top Canary Mail Features
1. End-to-End Encryption
2. PGP Encryption
3. Unified inbox
4. Multiple Account support
5. GPG Encryption
6. Privacy focused
7. Dark Mode
8. No Tracking
9. Reminders
10. Email template editor
11. Calendar Integration
12. Spam Filter
Show all NaN Canary Mail features ▾
Canary Mail VS Thunderbird
Is Canary Mail a good alternative to Thunderbird?

Ad
eM Client
Looking for a full-featured email client with a modern and easy-to-use interface? Look no further than eM Client. Rated 3 out of 5, eM Client is a popular alternative to Thunderbird, offering all the features you need to manage y...

https://www.emclient.com
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Spike
Bring your workspace together into one unified app. It’s everything your team has been looking for in a productivity and messaging app, but easier, and all with your email. Welcome to the shortest path to done.
63 Spike alternatives
License model
- Freemium • Proprietary
Application types
- Email Client
- Group Chat App
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Software as a Service (SaaS)
- Oculus Rift
+4
Top Spike Features
1. Unified inbox
2. Dark Mode
3. Email Organizer
4. Cloud Sync
5. Multiple Account support
6. Reminders
7. Real time collaboration
8. Live Preview
9. Built-in File Manager
10. Send later
11. Read confirmation
12. Snooze reliability
Show all NaN Spike features ▾
Spike VS Thunderbird
Is Spike a good alternative to Thunderbird?
Comments about Spike as an Alternative to Thunderbird

Guest
Native onlye for Android, iOS, Windows and Mac, not a Linux app
Positive comment •Aug 8, 2020
1
- Spike is the most popular SaaS alternative to Thunderbird.
- Spike is Freemium and ProprietaryThunderbird is Free and Open Source

ElectronMail
ElectronMail is an Electron-based unofficial desktop client for ProtonMail and Tutanota end-to-end encrypted email providers. The app aims to provide enhanced desktop user experience enabling features that are not supported by the official in-browser web clients.
9 ElectronMail alternatives
License model
- Free • Open Source
Application type
- Email Client
Platforms
- Mac
- Windows
- Linux
- ProtonMail
- Electron / Atom Shell
- Tutanota
ElectronMail Features
1. End-to-End Encryption
2. Multiple Account support
3. Ad-free
4. Full-Text Search
5. Privacy focused
6. Electron based
Show all NaN ElectronMail features ▾
ElectronMail VS Thunderbird
Is ElectronMail a good alternative to Thunderbird?
Comments about ElectronMail as an Alternative to Thunderbird

Guest
Thunderbird connects with servers that use standard protocols and with servers for which a plugin was developed. ElectronMail works with ProtonMail ONLY and was specifically designed for this provider. Tutanota support is deprecated since July 2019.
Negative comment •Oct 3, 2019
17
Guest
It's only used for one provider
Negative comment •Oct 8, 2021
3
- ElectronMail is Free and Open SourceThunderbird is also Free and Open Source
- ElectronMail is Privacy focusedThunderbird is not according to our users

The Bat
The Bat! is a secure email client software, built to protect your correspondence against third-parties.
57 The Bat alternatives
License model
- Paid • Proprietary
Application type
- Email Client
Platforms
- Windows
+4
Top The Bat Features
1. PGP Encryption
2. Support for scripting
3. GPG Encryption
4. OpenPGP
5. Works Offline
6. Lightweight
7. No Tracking
8. Dark Mode
9. Ad-free
10. Email Organizer
11. No Coding Required
12. Full-Text Search
Show all NaN The Bat features ▾
The Bat VS Thunderbird
Is The Bat a good alternative to Thunderbird?

Zimbra Desktop
The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.
58 Zimbra Desktop alternatives
License model
- Free Personal • Proprietary
Application types
- Email Client
- Calendar App
Platforms
- Mac
- Windows
- Linux
Zimbra Desktop Features
Email checker
Show all NaN Zimbra Desktop features ▾
+3
Zimbra Desktop VS Thunderbird
Is Zimbra Desktop a good alternative to Thunderbird?
Comments about Zimbra Desktop as an Alternative to Thunderbird

michael111
tried it over a few weeks, all you need for office users
Positive comment •Apr 15, 2019
0
Guest
This one goes beyond the features and qualities of Thunderbird which is the very reason I am looking for an alternative!
Positive comment •Dec 25, 2016
-4
- Most users think Zimbra Desktop is a great Thunderbird alternative.
- Zimbra Desktop is Free Personal and ProprietaryThunderbird is Free and Open Source