Best Twobird Alternatives in 2026
Updated
20 apps from email clients ranked against Twobird on the same published basis.
- 1Twobird vs Mozilla Thunderbird
- 2Twobird vs Zoho Mail
- 3Twobird vs Spark Mail
- 4Twobird vs eM Client
- 5Twobird vs Newton Mail
- 6Twobird vs Spike
- 7Twobird vs Canary Mail
- 8Twobird vs Mailbutler Smart Assistant
- 9Twobird vs Airmail
- 10Twobird vs Epistles Mail
- 11Twobird vs Saymail
- 12Twobird vs Dove
- 13Twobird vs Apple Mail
- 14Twobird vs Missive
- 15Twobird vs BlueMail
- 16Twobird vs Polymail
- 17Twobird vs Workspace ONE Boxer
- 19Twobird vs Superhuman Mail
- 20Twobird vs FairEmail
- 21Twobird vs Shortwave
Twobird alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mozilla Thunderbird | 9.7 | Free plan | Free | Android, Linux, Mac, Windows |
| 2 | Zoho Mail | 9.7 | Free plan | $0.08/mo | Android, iOS, Linux, Mac, Web, Windows |
| 3 | Spark Mail | 9.7 | Free plan | $8.25/mo | Android, iOS, Mac, Windows |
| 4 | eM Client | 9.7 | Free plan | $3.33/mo | Android, iOS, Mac, Windows |
| 5 | Newton Mail | 9.5 | Free plan | $5/mo | Android, iOS, Mac, Windows |
| 6 | Spike | 9.5 | Free plan | $4/mo | Android, iOS, Mac, Web, Windows |
| 7 | Canary Mail | 9.4 | Free plan | $3/mo | Android, iOS, Mac, Windows |
| 8 | Mailbutler Smart Assistant | 9.4 | Free plan | $7/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 9 | Airmail | 9.3 | Free plan | $2.50/mo | iOS, Mac |
| 10 | Epistles Mail | 9.3 | Free plan | $2.92/mo | Android, iOS, Linux, Mac, Web, Windows |
| 11 | Saymail | 8.9 | Free plan | €3.25/mo | Windows, Mac, Linux, iOS, Android |
| 12 | Dove | 8.8 | Free plan | $20/mo | Web, Windows, Mac, iOS, Android |
| 13 | Apple Mail | 8.7 | No | — | Mac, iOS |
| 14 | Missive | 8.7 | No | $14/mo | Web, Windows, Mac, iOS, Android |
| 15 | BlueMail | 8.7 | No | — | Windows, Mac, Linux, iOS, Android |
| 16 | Polymail | 8.6 | No | $10/mo | Web, Windows, Mac, iOS |
| 17 | Workspace ONE Boxer | 8.6 | No | $5.40/mo | Web, Windows, Mac, Linux, iOS, Android |
| 19 | Superhuman Mail | 8.5 | No | $2.08/mo | Web, Windows, Mac, iOS, Android |
| 20 | FairEmail | 8.5 | No | — | Android |
| 21 | Shortwave | 8.5 | No | $30/mo | Android, iOS, Mac, Web, Windows |
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Questions about Twobird alternatives
What is the best alternative to Twobird?
Mozilla Thunderbird, number 1 in email clients with a score of 9.7 out of 10. The others here: Zoho Mail, Spark Mail, eM Client and 16 more.
What is the best free alternative to Twobird?
Mozilla Thunderbird is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to Twobird?
Yes: Mozilla Thunderbird.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.