Rube is a doodling app on Chromecast or multiple connected devices.

Features:
• Cooperative doodling over bluetooth
• Cast your doodle on TV
• Game board generator for Sudoku Loop-d-loop and Word search
• Multiple books support to keep your useless doodles organized
• Draw emojis on KitKat and later devices
• Write text using 200 fonts (powered by Google fonts)
• Auto save and infinite undo
• No ads (for now :D)

Note the app required external storage permission to store the images/notes