ZokaChat

zoka chat app fast and reliable and light.
Zoka is chat app designed to connect your with secure and fast as could as possible.
zoka syncs your contacts of all your devices,tablets and phones.you can send an unlimited amounts of messages,photos,voice calls and videos
also you can send files of(.doc,.zip,.pdf,.etc). zoka groups have up to 5000 people and you can create channels to broadcast messages to unlimited number of subscribers.