Best Natterbox Alternatives in 2026
Updated
20 apps from business phone systems ranked against Natterbox on the same published basis.
- 1Natterbox vs Microsoft Teams
- 2Natterbox vs 3CX
- 3Natterbox vs Zadarma
- 4Natterbox vs VitalPBX
- 5Natterbox vs PortSIP PBX
- 6Natterbox vs Freshcaller
- 7Natterbox vs OnSIP
- 8Natterbox vs CallHippo
- 9Natterbox vs Voxbi
- 10Natterbox vs Sonetel
- 11Natterbox vs Vodia PBX
- 12Natterbox vs PBXware
- 13Natterbox vs Nextiva
- 14Natterbox vs Wildix
- 15Natterbox vs NFON Cloudya
- 16Natterbox vs sipgate
- 17Natterbox vs Xelion
- 18Natterbox vs FreePBX
- 19Natterbox vs VoIP Business Enterprise
- 20Natterbox vs Google Drive
Natterbox alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microsoft Teams | 8.3 | Free plan | $0.33/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | 3CX | 8.2 | Free plan | $25/mo | Web, Windows, Linux, iOS, Android, Mac |
| 3 | Zadarma | 7.7 | Free plan | $44/mo | Web, Windows, Mac, iOS, Android |
| 4 | VitalPBX | 7.7 | Free plan | $100/mo | Web, Windows, Mac, Linux, iOS, Android |
| 5 | PortSIP PBX | 7.6 | Free plan | Free | — |
| 6 | Freshcaller | 7.6 | Free plan | $15/mo | Android, iOS, Web |
| 7 | OnSIP | 7.6 | Free plan | $18.95/mo | Android, iOS, Mac, Web, Windows |
| 8 | CallHippo | 7.5 | Free plan | $18/mo | Android, Browser, iOS, Mac, Web, Windows |
| 9 | Voxbi | 7.2 | Free plan | €1.20/mo | Web, Windows, Mac, iOS, Android |
| 10 | Sonetel | 7.2 | Free plan | $9.95/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 11 | Vodia PBX | 7.1 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 12 | PBXware | 7.1 | No | — | Web, Windows, Mac, iOS, Android, Linux |
| 13 | Nextiva | 6.9 | No | $15/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 14 | Wildix | 6.8 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 15 | NFON Cloudya | 6.7 | No | €6.80/mo | Web, Windows, Mac, iOS, Android |
| 16 | sipgate | 6.7 | No | £12.95/mo | Web, Windows, Mac, Linux, iOS, Android |
| 17 | Xelion | 6.7 | No | — | Web, Windows, Mac, iOS, Android |
| 18 | FreePBX | 6.7 | No | — | Web, Linux, iOS, Android |
| 19 | VoIP Business Enterprise | 6.7 | Free plan | Free | Web, iOS, Android |
| 20 | Google Drive | 6.7 | Free plan | $1.99/mo | Android, iOS, Mac, Windows |
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Questions about Natterbox alternatives
What is the best alternative to Natterbox?
Microsoft Teams, number 1 in business phone systems with a score of 8.3 out of 10. The others here: 3CX, Zadarma, VitalPBX and 16 more.
What is the best free alternative to Natterbox?
Microsoft Teams is the best-ranked alternative with a free plan. 12 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.