H4 Messenger app for iPhone and iPad

H4 Messenger is part of the Humanity 4 Initiative. Now chatting creates social change
Instantly connect with the people in your life. H4 Messenger is free, fast, and secure
 Reach anyone. 
Use everywhere. H4 Messenger works across all mobile and desktop devices. You can even connect with people internationally! 
Connect however you want. Send a text message, share a photo, or start a video chat — all in H4 Messenger. 
Communicate better with groups.. 
Call and video chat your friends 1:1 or in groups. Its free over Wi-Fi (otherwise standard data charges apply), so talk as long as you want, even with people in other countries. 
Express yourself. Send emojis, stickers,