COSTATEL is a softphone from COSTATEL Telecommunication Company, which allows make and receive calls by using WiFi or 3G/4G internet connections.You would need an account (login and password). Please contact Us in case You do not have that information yet.Software features:Unlimited user licenseSIP protocol supportMaking and receiving callsCodecs supported: G729, G722, G711,GSMCodecs SelectionCall timerBalance DisplayRecent CallPhone Book (Synchronize with Phone Address Book)Add contact from AppLocal signaling (Dial tone, busy, ring back, etc.)RedialSpeakerMuteTouch ToneSilence SuppressionEcho CancellationRegistration TimeoutProxy SettingSTUN ServerMinimum System Requirements: Device Supported : iPhone 5 & iPhone 4iOS Supported : iOS 6.x & 7.x
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