CallBlue iTel 3.8.6 Apk

Callblue iTel Dialer is a SIP based application for android platform which used to make VoIP calls from a mobile hand set. The Callblue iTel Dialer can be mapped to a Softswitch or an IP device to work a device for voice communication.Callblue iTel Dialer can run behind network address translation (NAT) and on private IP and can pass through firewalls or blocked networks when combined with tunneling software.
Callblue offers international calling at affordable rates with great ease.
Callblue iTel Dialer remove the traditional VoIP limitation of using computer or other VoIP devices restricted to home environment. New generation mobile phone users have access to varieties of internet services like GPRS, 3G and WiFi connections which makes it easy to make VoIP calls from any place in cheaper rate. Over and above all Callblue iTel Dialer gives you amazing sound clarity when compared to any other voip dialers available in this era and many additional features to make you comfortable to a new level.
Features
• SIP-based softphone with exceptional voice quality
• Works from Wifi/3G/GSM
• Support for DTMF
• Easy contact book, call history.
• Secure and reliable communication
• Compatible with VOIP switches supporting standard SIP
• Unique anti-block solution
• Advance Echo Cancellation
• Flexible integration with your phone book contacts
• Screen display for your call history, call timer and balance