imo free video calls and chat is designed for high quality video and voice calls, group chats over 3G, 4G or wifi connection and save charges of mobile operator.
Telegram is a well designed communication APP in lines of Whatsapp messenger with more options than Whatsapp for free of cost and ad-free except voice calling.
Messenger with free video calls and voice calls of excellent quality Unlimited group chat with friends and family or anyone else, without sharing your phone number Message sync across all of your devices
★ Video calls with HD video quality and lowest data usage
★ Free international calls via 3G, 4G, LTE and Wifi
★ Free texting in ICQ and free SMS to other contacts
★ Hundreds of free Stickers and smileys available now and forever
★ Photo and video messages, fast and free. Forget about MMS
★ Group chat with unlimited number of contacts
★ Entire chat history available at any time across all of your devices