ZoiperBeta

Talk360: International Calls

Talk360 Group B.V.

4.2

Virtual SIM

Virtual SIM

3.2

Vonage Business Communications

Vonage

4.4

YunGO Cheap International Call

Fortis Communications Inc

4.0

Bria Mobile : VoIP 電話 ソフトフォン

CounterPath Corp

4.1

EPhone: Everything USSD

Viable Solutions LLC

4.6

Gryphon Connect

Gryphon Online Safety

3.9

Fongo World Edition

Fongo Inc.

3.1