Best voice quality
KK Dialer is a mobile application for smartphones, offering VoIP Calls from data enabled mobile phones (2G/3G/4G or WiFi) to any landline or mobile devices around the world.
Features: *VoIP Calls via Wi-Fi, 2G / 3G / 4G. *Works in all Countries and all Networks across firewalls. *Smooth voice quality *Echo cancellation *Uses very less bandwidth.
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