Best Issabel Alternatives in 2026
Updated
20 tools from business phone systems ranked against Issabel on the same published basis.
- 1Issabel vs Microsoft Teams
- 2Issabel vs 3CX
- 3Issabel vs CallHippo
- 4Issabel vs Zoho Voice
- 5Issabel vs Freshcaller
- 6Issabel vs Yeastar P-Series Cloud Edition
- 7Issabel vs Placetel
- 8Issabel vs Sonetel
- 9Issabel vs Nextiva
- 10Issabel vs VitalPBX
- 11Issabel vs OnSIP
- 12Issabel vs Wildix
- 13Issabel vs PBXware
- 14Issabel vs Google Voice for business
- 15Issabel vs Zadarma
- 16Issabel vs Vodia PBX
- 17Issabel vs sipgate
- 18Issabel vs Ringover
- 19Issabel vs Intermedia Unite
- 20Issabel vs NFON Cloudya
Issabel alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microsoft Teams | 9.4 | Free plan | $0.33/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | 3CX | 8.9 | Free plan | $25/mo | Web, Windows, Linux, iOS, Android, Mac |
| 3 | CallHippo | 8.7 | Free plan | $18/mo | Android, Browser, iOS, Mac, Web, Windows |
| 4 | Zoho Voice | 8.7 | Free plan | — | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 5 | Freshcaller | 8.6 | Free plan | $15/mo | Android, iOS, Web |
| 6 | Yeastar P-Series Cloud Edition | 8.5 | No | — | Android, API, Browser, iOS, Mac, Web, Windows |
| 7 | Placetel | 8.5 | No | €690/mo | Android, API, iOS, Mac, Web, Windows |
| 8 | Sonetel | 8.5 | Free plan | $9.95/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 9 | Nextiva | 8.4 | No | $15/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 10 | VitalPBX | 8.4 | Free plan | $100/mo | Web, Windows, Mac, Linux, iOS, Android |
| 11 | OnSIP | 8.4 | Free plan | $18.95/mo | Android, iOS, Mac, Web, Windows |
| 12 | Wildix | 8.3 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 13 | PBXware | 8.3 | No | — | Web, Windows, Mac, iOS, Android, Linux |
| 14 | Google Voice for business | 8.3 | No | $10/mo | Android, iOS, Mac, Web, Windows |
| 15 | Zadarma | 8.3 | Free plan | $44/mo | Web, Windows, Mac, iOS, Android |
| 16 | Vodia PBX | 8.2 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 17 | sipgate | 8.2 | No | £12.95/mo | Web, Windows, Mac, Linux, iOS, Android |
| 18 | Ringover | 8.2 | No | $15/mo | Web, Windows, Mac, Linux, iOS, Android |
| 19 | Intermedia Unite | 8.2 | No | $27.99/mo | Android, iOS, Mac, Web, Windows |
| 20 | NFON Cloudya | 8.1 | No | €6.80/mo | Web, Windows, Mac, iOS, Android |
Make your tool an alternative to Issabel
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Issabel alternatives
What is the best alternative to Issabel?
Microsoft Teams, number 1 in business phone systems with a score of 9.4 out of 10. The others here: 3CX, CallHippo, Zoho Voice and 16 more.
What is the best free alternative to Issabel?
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, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.