Developer's DescriptionBy ChatMateSend and receive messages, calls, photos, videos, documents, and voice messages.ChatMate is a free messaging app available for Android and other smartphones. Chatmate uses your phone's Internet connection (4G/3G/2G/EDGE or Wi-Fi, as available) to let you message and call friends and family. Switch from SMS to ChatMate to send and receive messages, calls, photos, videos, documents, and Voice Messages.