Calculate your new chess rating using FIDE elo's rating system. Simply enter your rating, opponent's rating, k-factor, score and click the big plus button.

You may enter as many opponents as you want and the app will instantly calculate a new rating each time you do.

Features:
- Instant and accurate rating calculation using official FIDE elo chess rating system
- Beautiful app using material design colors.
- Easy and intuitive design letting you calculate a new rating quickly
- Catch error before calculating a new rating
- Tells you if you forgotten to enter a rating, k-factor or score


Upcoming updates:
- Calculate performance rating
- Full material design