Best InReply Alternatives in 2026
Updated
20 platforms from AI email assistants ranked against InReply on the same published basis.
- 1InReply vs Perplexity
- 2InReply vs DispatchMail
- 3InReply vs Drag
- 4InReply vs Inbox Zero
- 5InReply vs Mailbutler Smart Assistant
- 6InReply vs Spike
- 7InReply vs EmailOps
- 8InReply vs Kerna
- 9InReply vs MailMaestro
- 10InReply vs MailWise
- 11InReply vs Spark +AI
- 12InReply vs Needle
- 13InReply vs Superhuman Go
- 14InReply vs thread.
- 15InReply vs Metis Mail
- 16InReply vs Replai
- 17InReply vs Demi
- 18InReply vs Mailtwine
- 19InReply vs Shortwave
- 20InReply vs Kai
InReply alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Perplexity | 7.4 | Free plan | $20/mo | Android, API, iOS, Mac, Web, Windows |
| 2 | DispatchMail | 6.6 | No | — | API, self-hosted, Web |
| 3 | Drag | 6.6 | No | $12/mo | Android, API, Browser, iOS, Mac, Web, Windows |
| 4 | Inbox Zero | 6.6 | No | $20/mo | Android, API, Browser, iOS, self-hosted, Web |
| 5 | Mailbutler Smart Assistant | 5.9 | Free plan | $7/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 6 | Spike | 5.9 | Free plan | $4/mo | Android, iOS, Mac, Web, Windows |
| 7 | EmailOps | 5.8 | Free plan | Free | Linux, Mac, Windows |
| 8 | Kerna | 5.8 | Free plan | €12/mo | Mac, Web, Windows |
| 9 | MailMaestro | 5.8 | Free plan | $12/mo | Browser, Web |
| 10 | MailWise | 5.8 | Free plan | £15/mo | Web |
| 11 | Spark +AI | 5.8 | Free plan | $10/mo | Android, iOS, Mac, Windows |
| 12 | Needle | 5.7 | Free plan | Free | Web |
| 13 | Superhuman Go | 5.7 | Free plan | $12/mo | Android, Browser, iOS, Mac, Web, Windows |
| 14 | thread. | 5.7 | Free plan | Free | Browser |
| 15 | Metis Mail | 5.6 | Free plan | $12/mo | Web |
| 16 | Replai | 5.6 | Free plan | $6/mo | Web |
| 17 | Demi | 5.5 | Free plan | $25/mo | Mac |
| 18 | Mailtwine | 5.5 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 19 | Shortwave | 5.4 | No | $30/mo | Android, iOS, Mac, Web, Windows |
| 20 | Kai | 5.2 | No | $20/mo | Android, iOS, Mac, Web |
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Questions about InReply alternatives
What is the best alternative to InReply?
Perplexity, number 1 in AI email assistants with a score of 7.4 out of 10. The others here: DispatchMail, Drag, Inbox Zero and 16 more.
What is the best free alternative to InReply?
Perplexity is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.
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.