By Justin Boby Joseph

  • Categoria: Social Networking
  • Data Rilascio: 2019-06-11
  • Versione Attuale: 1.0
  • Adult Rating: 4+
  • Dimensione File: 32.83 MB
  • Sviluppatore: Justin Boby Joseph
  • Compatibilit√†: Richiede iOS 9.1 o successivo.


Kollbox app offers simple User Interface and superb audio quality VoIP calls in affordable rates. Kollbox 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. 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.