Kothon

Kothon is a mobile OTT platform which offers end-to-end mobile communication services such as voice, video, instant messaging, file sharing through mobile data or Wi-Fi internet connection. Kothon allows App-to-App free audio, video calls with calling facility to any numbers of the world at competitive rates.
Features:
Call landlines and mobiles for extremely low-rates around the world.
Every second pulse for local calling.
Free talk to any IPTSP number.
Free App-to-App audio/video calling, instant messaging, media and file sharing.
Subscribe to various attractive packages, recharge from bKash or MiME wallet.
Balance transfer to other Kothon accounts.
No expiry date for the account balance.