Best Calilio Alternatives in 2026
Updated
20 apps from business phone systems ranked against Calilio on the same published basis.
- 1Calilio vs Microsoft Teams
- 2Calilio vs 3CX
- 3Calilio vs Nextiva
- 4Calilio vs Zadarma
- 5Calilio vs VitalPBX
- 6Calilio vs Wildix
- 7Calilio vs Vodia PBX
- 8Calilio vs PBXware
- 9Calilio vs Freshcaller
- 10Calilio vs OnSIP
- 11Calilio vs CallHippo
- 12Calilio vs RingCentral RingEX
- 13Calilio vs NFON Cloudya
- 14Calilio vs PortSIP PBX
- 15Calilio vs sipgate
- 16Calilio vs Ringover
- 17Calilio vs Yeastar P-Series Cloud Edition
- 18Calilio vs Quo
- 19Calilio vs Sonetel
- 20Calilio vs E-MetroTel UCX
Calilio alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microsoft Teams | 9.7 | Free plan | $0.33/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | 3CX | 9.3 | Free plan | $25/mo | Web, Windows, Linux, iOS, Android, Mac |
| 3 | Nextiva | 8.7 | No | $15/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 4 | Zadarma | 8.6 | Free plan | $44/mo | Web, Windows, Mac, iOS, Android |
| 5 | VitalPBX | 8.6 | Free plan | $100/mo | Web, Windows, Mac, Linux, iOS, Android |
| 6 | Wildix | 8.5 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 7 | Vodia PBX | 8.5 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 8 | PBXware | 8.5 | No | — | Web, Windows, Mac, iOS, Android, Linux |
| 9 | Freshcaller | 8.5 | Free plan | $15/mo | Android, iOS, Web |
| 10 | OnSIP | 8.5 | Free plan | $18.95/mo | Android, iOS, Mac, Web, Windows |
| 11 | CallHippo | 8.5 | Free plan | $18/mo | Android, Browser, iOS, Mac, Web, Windows |
| 12 | RingCentral RingEX | 8.3 | No | — | Android, iOS |
| 13 | NFON Cloudya | 8.3 | No | €6.80/mo | Web, Windows, Mac, iOS, Android |
| 14 | PortSIP PBX | 8.3 | Free plan | Free | — |
| 15 | sipgate | 8.3 | No | £12.95/mo | Web, Windows, Mac, Linux, iOS, Android |
| 16 | Ringover | 8.3 | No | $15/mo | Web, Windows, Mac, Linux, iOS, Android |
| 17 | Yeastar P-Series Cloud Edition | 8.1 | No | — | Web, Windows, Mac, iOS, Android |
| 18 | Quo | 8.1 | No | $19/mo | Web, Windows, Mac, iOS, Android |
| 19 | Sonetel | 8.1 | Free plan | $9.95/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 20 | E-MetroTel UCX | 8.0 | No | — | Web, Windows, Mac, iOS, Android |
Make your app an alternative to Calilio
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Calilio alternatives
What is the best alternative to Calilio?
Microsoft Teams, number 1 in business phone systems with a score of 9.7 out of 10. The others here: 3CX, Nextiva, Zadarma and 16 more.
What is the best free alternative to Calilio?
Microsoft Teams is the best-ranked alternative with a free plan. 9 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: documentation depth, a free tier and the platforms it runs on.