Best MailFlow Alternatives in 2026
Updated
20 platforms from AI email assistants ranked against MailFlow on the same published basis.
- 1MailFlow vs Mailbutler Smart Assistant
- 2MailFlow vs Spark +AI
- 3MailFlow vs Superhuman Go
- 4MailFlow vs Perplexity
- 5MailFlow vs Serif
- 6MailFlow vs Fyxer
- 7MailFlow vs MailMaestro
- 8MailFlow vs MailWise
- 9MailFlow vs Maillifier
- 10MailFlow vs Shortwave
- 11MailFlow vs Spike
- 12MailFlow vs Kerna
- 13MailFlow vs OpenMailBot
- 14MailFlow vs Mailtwine
- 15MailFlow vs Metis Mail
- 16MailFlow vs Drag
- 17MailFlow vs Ellie
- 18MailFlow vs EmailAgent
- 19MailFlow vs MorningZero
- 20MailFlow vs Demi
MailFlow alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mailbutler Smart Assistant | 8.0 | Free plan | $7/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 2 | Spark +AI | 7.7 | Free plan | $10/mo | Android, iOS, Mac, Windows |
| 3 | Superhuman Go | 7.7 | Free plan | $12/mo | Android, Browser, iOS, Mac, Web, Windows |
| 4 | Perplexity | 7.6 | Free plan | Android, API, iOS, Mac, Web, Windows | |
| 5 | Serif | 7.6 | Free plan | $30/mo | iOS, Mac, Web, Windows |
| 6 | Fyxer | 7.5 | Free plan | $22.50/mo | API, iOS, Web |
| 7 | MailMaestro | 7.5 | Free plan | $12/mo | Browser, Web |
| 8 | MailWise | 7.4 | Free plan | £15/mo | Web |
| 9 | Maillifier | 7.3 | Free plan | Free | self-hosted, Web |
| 10 | Shortwave | 7.1 | $30/mo | Android, iOS, Mac, Web, Windows | |
| 11 | Spike | 7.1 | Free plan | $4/mo | Android, iOS, Mac, Web, Windows |
| 12 | Kerna | 7.0 | Free plan | €12/mo | Mac, Web, Windows |
| 13 | OpenMailBot | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 14 | Mailtwine | 6.9 | Android, iOS, Linux, Mac, Web, Windows | ||
| 15 | Metis Mail | 6.9 | Free plan | $9.58/mo | self-hosted, Web |
| 16 | Drag | 6.8 | No | $12/mo | Android, API, Browser, iOS, Mac, Web, Windows |
| 17 | Ellie | 6.8 | Browser, Web, Windows | ||
| 18 | EmailAgent | 6.8 | Free plan | Free | Web |
| 19 | MorningZero | 6.8 | No | $15/mo | Android, Linux, Mac, Web, Windows |
| 20 | Demi | 6.7 | Free plan | $25/mo | Mac |
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Questions about MailFlow alternatives
What is the best alternative to MailFlow?
Mailbutler Smart Assistant, number 1 in AI email assistants with a score of 8.0 out of 10. The others here: Spark +AI, Superhuman Go, Perplexity and 16 more.
What is the best free alternative to MailFlow?
Mailbutler Smart Assistant is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.