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Instead of Gamma Horizon

Gamma Horizon alternatives

Apps that do what Gamma Horizon does, from the business phone systems list, the ones you can start free with first.

1. 1

   AstraDial

   Free trial AndroidWeb
   5.6 From ₹49,900/yr · 7-day trial Visit site
2. 2 T

   Telair Hosted PBX

   by Telair Hosted PBX

   Paid AndroidiPhoneWeb
   5.5 Visit site
3. 3 D

   Dial Raven

   by Dial Raven

   Paid AndroidiPhoneWeb
   5.5 From $14.99/user/mo Visit site
4. 4 S

   SIPcity Cloud PBX

   by SIPcity Cloud PBX

   Paid AndroidExtensioniPhone+1
   5.5 Visit site
5. 5 A

   Airtel Business Connect

   by Airtel Business Connect

   Paid AndroidiPhoneMac+2
   5.5 Pricing on request Visit site
6. 6 R

   RingRoost

   Paid AndroidAPIiPhone+4
   5.5 From $20/mo Visit site
7. 7 C

   Cloud Voice

   by Cloud Voice

   Paid AndroidiPhoneMac+2
   5.5 Visit site
8. 8 I

   iPBeX Cloud PBX

   by iPBeX Cloud PBX

   Paid AndroidiPhoneLinux+3
   5.5 From $10/user/mo Visit site
9. 9 G

   Graytel CloudVoice PBX

   by Graytel CloudVoice PBX

   Paid AndroidiPhoneLinux+2
   5.5 From £4/user/mo Visit site
10. 10

    Avaya Aura Private Cloud

    by Avaya Aura Private Cloud

    Paid AndroidAPIiPhone+4
    5.5 Pricing on request Visit site
11. 11

    Grasshopper

    by Grasshopper

    Paid WebWindowsMac+2
    5.5 From $14/mo · 7-day trial Visit site
12. 12 S

    SmartConnect Hosted PBX

    by SmartConnect Hosted PBX

    Paid AndroidiPhoneLinux+3
    5.5 Visit site
13. 13 T

    TALKVOX

    by TALKVOX

    Paid AndroidiPhoneWeb
    5.4 From $19.99/user Visit site
14. 14 K

    Kall8 VoIP

    by Kall8 VoIP

    Paid AndroidiPhoneWindows
    5.4 Visit site
15. 15 N

    NMPBX

    by NMPBX

    Paid AndroidiPhoneWindows
    5.4 Visit site
16. 16 C

    Cora

    by Cora

    Paid AndroidiPhoneLinux+3
    5.4 Visit site
17. 17 1

    1-VoIP

    by 1-VoIP

    Paid AndroidiPhoneLinux+3
    5.4 From $14.95/mo Visit site
18. 18 V

    Voice Link

    Paid AndroidiPhoneMac+2
    5.4 From 49/mo Visit site
19. 19

    CloudCall

    by CloudCall

    Paid AndroidExtensioniPhone+3
    5.4 From $15/user/mo (annual) Visit site
20. 20 M

    Mitel Secure Cloud

    by Mitel Secure Cloud

    Paid AndroidiPhoneMac+2
    5.4 Pricing on request Visit site
21. 21 Z

    Zaplee

    by Zaplee

    Free trial Web
    5.4 From $10/mo Visit site
22. 22 T

    Tellarc Business Phone System

    Paid AndroidExtensioniPhone+1
    5.4 Pricing on request Visit site
23. 23 L

    Line2

    Paid AndroidiPhoneMac+2
    5.4 Visit site
24. 24 T

    Telecom Metric Cloud PBX

    Paid AndroidiPhoneMac+2
    5.3 Pricing on request Visit site

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