توضیحات:

MottoCalls gives you low cost international calls you can rely on.

Why choose MottoCalls?
MottoCalls lets you call actual phone numbers, so reliability is great and there's no need for the other person to have the app to receive a call. In short, its the easiest, most reliable way to call friends and loved ones around the world.

***Please Note**---MottoCalls is a standalone client-side software VOIP phone application and is not bundled together with a voip service. To make and receive voip calls using MottoCalls, you must subscribe to any SIP based service provider across the globe.

Key features include:

1. Lowest battery usage with highest reliability / stability on google play.
2. Lowest latency of all android,IOS softphones.
3. Exceptional voice quality.
4. Bandwidth normalization.
5. Supports sending of DTMF
6. Bluetooth support.
7. Excellent audio quality, even on older devices.
8. Supports calling over WIFI/EDGE/3G/LTE.
9. SIP stack fully compliant to RFC.
10. Background / multitasking support.
11. Integration with the native android contact list.
12. Speakerphone mute and hold.
13.ZRTP / TLS support for voice encryption
14.Supports g711 (ulaw, alaw), speex, iLBC and gsm codecs
15.STUN Support

***Contact us for whitelabel versions with your logo and company if you want to build your own solution.


WARNING: using MottoCalls as a default dialer may interfere with dialing 911 emergency services.