Best Unibox Alternatives in 2026
Updated
20 apps from shared inbox software ranked against Unibox on the same published basis.
- 1Unibox vs Zoho TeamInbox
- 2Unibox vs Coherence
- 3Unibox vs Help Scout
- 4Unibox vs Zavu Inbox
- 5Unibox vs MailStack
- 6Unibox vs Maxdesk
- 7Unibox vs Sharebox
- 8Unibox vs Cerb
- 9Unibox vs Drag
- 10Unibox vs Hiver
- 11Unibox vs Loop Email
- 12Unibox vs Missive
- 13Unibox vs Shared Inbox by Canary
- 14Unibox vs Trengo
- 15Unibox vs Gmelius
- 16Unibox vs Helpwise
- 17Unibox vs Keeping
- 18Unibox vs Sortd
- 19Unibox vs Serif
- 20Unibox vs ShareMail
Unibox alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Zoho TeamInbox | 6.6 | Free plan | $0.99/mo | Android, iOS, Web |
| 2 | Coherence | 6.4 | Free plan | $12/mo | Android, API, Web |
| 3 | Help Scout | 6.4 | Free plan | $25/mo | API |
| 4 | Zavu Inbox | 6.4 | Free plan | $20/mo | API, Web |
| 5 | MailStack | 6.3 | Free plan | Free | self-hosted, Web |
| 6 | Maxdesk | 6.3 | Free plan | $20/mo | Web |
| 7 | Sharebox | 6.2 | Free plan | $79/mo | Web |
| 8 | Cerb | 5.3 | No | — | API |
| 9 | Drag | 5.3 | No | $12/mo | Android, API, Browser, iOS, Mac, Web, Windows |
| 10 | Hiver | 5.3 | No | $25/mo | API |
| 11 | Loop Email | 5.3 | No | $18.75/mo | Android, iOS, Mac, Web, Windows |
| 12 | Missive | 5.3 | No | $14/mo | Web, Windows, Mac, iOS, Android |
| 13 | Shared Inbox by Canary | 5.3 | No | $10/mo | iOS, Mac, Web, Windows |
| 14 | Trengo | 5.3 | No | €299/mo | Android, API, iOS, Mac, Web, Windows |
| 15 | Gmelius | 5.2 | No | $19/mo | Android, API, Browser, iOS, Web |
| 16 | Helpwise | 5.2 | No | $15/mo | Android, iOS, Web |
| 17 | Keeping | 5.2 | No | $14/mo | Android, Browser, iOS, Web |
| 18 | Sortd | 5.2 | No | $10/mo | Android, API, Browser, iOS, Web |
| 19 | Serif | 5.1 | No | $30/mo | Web, Windows, Mac, iOS |
| 20 | ShareMail | 5.1 | No | $6/mo | Android, Web |
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Questions about Unibox alternatives
What is the best alternative to Unibox?
Zoho TeamInbox, number 1 in shared inbox software with a score of 6.6 out of 10. The others here: Coherence, Help Scout, Zavu Inbox and 16 more.
What is the best free alternative to Unibox?
Zoho TeamInbox is the best-ranked alternative with a free plan. 7 of the 20 alternatives here publish a free plan on their own pricing pages.
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.