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Colin International Calls


4.8 ( 1248 ratings )
ビジネス ソーシャルネットワーキング
開発者 Anwar Abdulkhader
無料

Colin app offers simple User Interface and superb audio quality VoIP calls in affordable rates. Colin works on all iOS devices and supports calling over WIFI/EDGE/3G/LTE. In order to use this app end users can register with their mobile number.

Key features include:

1. Lowest battery usage with highest reliability / stability on App Store.
2. Lowest latency of all IOS softphones.
3. Bandwidth normalization.
4. Voice/Video packet negotiation
5. Bluetooth support.
6. Excellent audio quality, even on older devices.
7. Supports calling over WIFI/EDGE/3G/LTE.
8.Background / multitasking support.
9.  Integration with the native ios contact list.
10. Speakerphone mute and hold.