LeanFPS
Free game optimizer for Windows that measures your FPS
What it is
LeanFPS is a lightweight Windows 10 and 11 game optimizer that recognizes the game you launch and applies tweaks made for that genre. It measures FPS and 1% lows, and it restores every setting when you stop playing. The download is free with no account to start, and Pro is a paid upgrade.
- Maker
- LeanFPS
- Category
- Other
- Listed
- October 11, 2026
- windows
- gaming
- fps
- optimizer
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