About this app
FIDE Rating Calculator with recent algorithms and precise calculation.
Latest release
What’s New
Version 1.2
Feb 24, 2018
We've added the capability of adding multiple matches.
Audience growth
Ratings growth
7-day gain
+0
Ratings / day
0.0
30-day gain
+0
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
Current
Free
Historical low
Free
Paid → free
0×
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 7, 2026 · 6:01 AM Free
Screenshots
