The BottoCallsPlus app offers simple User Interface and superb audio quality VoIP calls at affordable rates. BottoCallsPlus works on all iOS devices and supports calling over WIFI/EDGE/3G/LTE. In order to use this, the app end-user can register with their mobile number.
Key features include:
1. Lowest battery usage with highest reliability/stability on the app store
2. Lowest latency of all iOS softphones.
3. Exceptional voice quality.
4. Bandwidth normalization.
5. Voice/Video packet negotiation
6. Bluetooth support.
7. Excellent audio quality
8. Supports calling over WIFI/EDGE/3G/LTE.
9. Background/multitasking support.
10. Integration with the native iPhone contact list.
11. Speakerphone mute and hold.
Minor bug fixed.
With Family Sharing set up, up to six family members can use this app.