Inbox is a private messaging Application powered by Yearlater (P) Limited. We connect people's everywhere in the world. Inbox 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 Inbox to send and receive messages, calls, photos, videos, documents, and Voice Messages. All you need is your phone number, no user names or logins. You can quickly view your contacts who are on Inbox™ and start messaging. • Dai