Best Openmail Alternatives in 2026
Updated
20 platforms from email clients ranked against Openmail on the same published basis.
- 1Openmail vs Mozilla Thunderbird
- 2Openmail vs Hiver
- 3Openmail vs Front
- 4Openmail vs Gmelius
- 5Openmail vs Zoho Mail
- 6Openmail vs Spark Mail
- 7Openmail vs eM Client
- 8Openmail vs Mailspring
- 9Openmail vs Newton Mail
- 10Openmail vs Spike
- 11Openmail vs Canary Mail
- 12Openmail vs Mailbutler Smart Assistant
- 13Openmail vs Airmail
- 14Openmail vs Mailpile
- 15Openmail vs FairEmail
- 16Openmail vs Epistles Mail
- 17Openmail vs Velo
- 18Openmail vs Dove
- 19Openmail vs MailMate
- 20Openmail vs KMail
Openmail alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mozilla Thunderbird | 8.3 | Free plan | Free | Android, Linux, Mac, Windows |
| 2 | Hiver | 8.1 | No | $25/mo | API |
| 3 | Front | 8.0 | No | $25/mo | API |
| 4 | Gmelius | 7.8 | No | $19/mo | Android, API, Browser, iOS, Web |
| 5 | Zoho Mail | 7.5 | Free plan | $0.08/mo | Android, iOS, Linux, Mac, Web, Windows |
| 6 | Spark Mail | 7.5 | Free plan | $8.25/mo | Android, iOS, Mac, Windows |
| 7 | eM Client | 7.5 | Free plan | $3.33/mo | Android, iOS, Mac, Windows |
| 8 | Mailspring | 7.4 | Free plan | — | Linux, Mac, Windows |
| 9 | Newton Mail | 7.3 | Free plan | $5/mo | Android, iOS, Mac, Windows |
| 10 | Spike | 7.3 | Free plan | $4/mo | Android, iOS, Mac, Web, Windows |
| 11 | Canary Mail | 7.3 | Free plan | $3/mo | Android, iOS, Mac, Windows |
| 12 | Mailbutler Smart Assistant | 7.3 | Free plan | $7/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 13 | Airmail | 7.2 | Free plan | $2.50/mo | iOS, Mac |
| 14 | Mailpile | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 15 | FairEmail | 7.1 | Free plan | Free | Android |
| 16 | Epistles Mail | 7.1 | Free plan | $2.92/mo | Android, iOS, Linux, Mac, Web, Windows |
| 17 | Velo | 6.9 | Free plan | Free | Windows, Mac, Linux |
| 18 | Dove | 6.9 | Free plan | $16.67/mo | Android, iOS, Mac, Web, Windows |
| 19 | MailMate | 6.9 | Free plan | $10/mo | Mac |
| 20 | KMail | 6.8 | No | — | Linux |
Make your platform an alternative to Openmail
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Openmail alternatives
What is the best alternative to Openmail?
Mozilla Thunderbird, number 1 in email clients with a score of 8.3 out of 10. The others here: Hiver, Front, Gmelius and 16 more.
What is the best free alternative to Openmail?
Mozilla Thunderbird is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to Openmail?
Yes: Mozilla Thunderbird.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.