Freedom251
For vendors
AdvertiseTop spots, featured rows, home sponsor Get listedAdd a product we don't cover yet Claim a listingFree: verify the domain, then correct your page Vendor dashboardNumbers, orders and placements
Vendor dashboard

Best PortSIP PBX Alternatives in 2026

12 apps from business phone systems ranked against PortSIP PBX on the same published basis.

  1. 1
    Microsoft Teams Free plan AndroidiOSLinuxMacWeb $0.33/mo8.3
    PortSIP PBX vs Microsoft Teams
  2. 2
    3CX Free plan WebWinLinuxiOSAndroid $25/mo8.2
    PortSIP PBX vs 3CX
  3. 3
    Zadarma Free plan WebWinMaciOSAndroid $44/mo7.7
    PortSIP PBX vs Zadarma
  4. 4
    VitalPBX Free plan WebWinMacLinuxiOS $100/mo7.7
    PortSIP PBX vs VitalPBX
  5. 6
    Freshcaller Free plan AndroidiOSWeb $15/mo7.6
    PortSIP PBX vs Freshcaller
  6. 7
    OnSIP Free plan AndroidiOSMacWebWin $18.95/mo7.6
    PortSIP PBX vs OnSIP
  7. 8
    CallHippo Free plan AndroidextensioniOSMacWeb $18/mo7.5
    PortSIP PBX vs CallHippo
  8. 9
    Voxbi Free plan WebWinMaciOSAndroid €1.20/mo7.2
    PortSIP PBX vs Voxbi
  9. 10
    Vodia PBX WebWinMacLinuxiOS 7.1
    PortSIP PBX vs Vodia PBX
  10. 11
    PBXware WebWinMaciOSAndroid 7.1
    PortSIP PBX vs PBXware
  11. 12
    Nextiva AndroidextensioniOSLinuxMac $15/mo6.9
    PortSIP PBX vs Nextiva
  12. 13
    Wildix WebWinMacLinuxiOS 6.8
    PortSIP PBX vs Wildix
Make your app an alternative to PortSIP PBX

The sponsored alternative slot on this page is labelled and never changes the order above.

See the price