Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.

Funnster - The best way to get together with your friends and family

Keybase Chat - End-to-end encrypted chat built into Keybase

Gigstarter - Gigstarter uses crowd funding to take the pain from arranging events.

Crypho - End-to-end-encrypted messaging and file sharing

Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.