OnCallCX UC
FPT Telecom International Limited Communication
Make and receive VoIP calls on mobile
- Downloads
- 1.7K+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Sep 15
- 2026 · v1.5
Screenshots
About OnCallCX UC
"OnCallCX UC“ is an Internet Telephony based Soft Phone that enables you to receive and make calls on your smartphone. Connection is made to the dedicated central hosted Switching system. The App enables VoIP calls over mobile and WiFi networks and supports small band codecs for optimisation of bandwidth usage.
What’s new
Version 1.5 · Updated September 15, 2026
Stability improvements
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