Scrummer is an easy-to-use planning poker application developed and designed by RubyGarage and UGEM for development teams that use planning poker. Scrummer replaces a regular deck of cards, so you don’t have to look for a deck or print cards. The cards are always at hand inside your iPhone. Key features of Scrummer include its unique animated Scrummer character, card numbers in the Fibonacci sequence, customizable card backs, and planning poker manual. Simply download the app, get together with your team and pick a card on your screen for each task you’re estimating.