Best RainLoop Alternatives in 2026
Updated
20 apps from email clients ranked against RainLoop on the same published basis.
- 1RainLoop vs Mozilla Thunderbird
- 2RainLoop vs Zoho Mail
- 3RainLoop vs Spark Mail
- 4RainLoop vs eM Client
- 5RainLoop vs Mailbutler Smart Assistant
- 6RainLoop vs Mailspring
- 7RainLoop vs Newton Mail
- 8RainLoop vs BlueMail
- 9RainLoop vs Spike
- 10RainLoop vs Apple Mail
- 11RainLoop vs Roundcube
- 12RainLoop vs Canary Mail
- 13RainLoop vs Epistles Mail
- 14RainLoop vs KMail
- 15RainLoop vs Edison Mail
- 16RainLoop vs Airmail
- 17RainLoop vs PigeonPost
- 18RainLoop vs Velo
- 19RainLoop vs Dove
- 20RainLoop vs FairEmail
RainLoop alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mozilla Thunderbird | 9.5 | Free plan | Free | Android, Linux, Mac, Windows |
| 2 | Zoho Mail | 8.3 | Free plan | $0.08/mo | Android, iOS, Linux, Mac, Web, Windows |
| 3 | Spark Mail | 8.1 | Free plan | $8.25/mo | Android, iOS, Mac, Windows |
| 4 | eM Client | 8.1 | Free plan | $3.33/mo | Android, iOS, Mac, Windows |
| 5 | Mailbutler Smart Assistant | 8.1 | Free plan | $7/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 6 | Mailspring | 8.0 | Free plan | Linux, Mac, Windows | |
| 7 | Newton Mail | 8.0 | Free plan | $5/mo | Android, iOS, Mac, Windows |
| 8 | BlueMail | 8.0 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 9 | Spike | 8.0 | Free plan | $4/mo | Android, iOS, Mac, Web, Windows |
| 10 | Apple Mail | 7.9 | Free plan | Free | iOS, Mac |
| 11 | Roundcube | 7.9 | Free plan | Free | Linux, self-hosted, Web |
| 12 | Canary Mail | 7.9 | Free plan | $3/mo | Android, iOS, Mac, Windows |
| 13 | Epistles Mail | 7.9 | Free plan | $2.92/mo | Android, iOS, Linux, Mac, Web, Windows |
| 14 | KMail | 7.8 | Free plan | Free | Linux |
| 15 | Edison Mail | 7.8 | Free plan | Android, iOS, Mac, Windows | |
| 16 | Airmail | 7.7 | Free plan | $2.50/mo | iOS, Mac |
| 17 | PigeonPost | 7.7 | Free plan | Free | Linux, Mac, Windows |
| 18 | Velo | 7.7 | Free plan | Free | Linux, Mac, Windows |
| 19 | Dove | 7.7 | Free plan | $16.67/mo | Android, iOS, Mac, Web, Windows |
| 20 | FairEmail | 7.6 | Free plan | Free | Android |
Make your app an alternative to RainLoop
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about RainLoop alternatives
What is the best alternative to RainLoop?
Mozilla Thunderbird, number 1 in email clients with a score of 9.5 out of 10. The others here: Zoho Mail, Spark Mail, eM Client and 16 more.
What is the best free alternative to RainLoop?
Mozilla Thunderbird is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to RainLoop?
Yes: Mozilla Thunderbird.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.