Fide Rating Calculator

Content rating
Everyone
5+
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Content rating
Everyone
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About this app

FIDE Chess Rating Calculator is a simple tool for chess players who want quick rating estimates based on FIDE rating calculations.
Calculate your expected rating change for a single game by entering your rating, your opponent’s rating, the game result, and the K-factor. The app shows the estimated gain or loss immediately.
You can also estimate an initial FIDE rating by entering the average rating of your opponents, your total score, and the number of games played.
Features:
Estimate rating gain or loss for wins, draws, and losses
Select K-factor values of 10, 20, or 40
Use FIDE expected-score calculations
Estimate an initial FIDE rating for unrated players
Clear, focused interface for quick calculations
This app is an independent calculator and is not affiliated with or endorsed by FIDE.
Calculate FIDE chess rating changes and estimate initial ratings instantly.
Updated on
Aug 18, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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What’s new

Initial release of FIDE Chess Rating Calculator.

• Calculate rating changes for wins, draws and losses
• Choose K-factor values of 10, 20 or 40
• Estimate initial FIDE ratings
• Fast, simple and easy to use
Content rating
Everyone
Learn more

App support

Phone number
+919150504488
About the developer
TRANZ GLOBAL TECH LLP
karthikeyan@tranztechnologies.com
82/1, Cm Nagar, Vilankurichi Road, Ganapathy, Coimbatore North Coimbatore, Tamil Nadu 641006 India
+91 90476 13131

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