All tools
Seven focused calculators for competitive FPS aiming, all free, all running entirely in your browser.
Converters & measurement
- Sensitivity Converter
Convert mouse sensitivity between 13 FPS games with cm/360 matching.
- eDPI Calculator
Effective DPI from sensitivity × DPI, with competitive band reference.
- cm/360 Calculator
Physical mouse distance per full turn, with mousepad coverage checks.
- Mouse DPI Analyzer
Measure your real DPI from sensor counts, no driver needed.
Aiming & display
Which tool do I need?
| Your problem | Start here |
|---|---|
| I keep missing close-range flicks after switching games | Sensitivity Converter |
| I do not know my real DPI | Mouse DPI Analyzer |
| Targets feel too small / too big after a monitor change | FOV Calculator |
| My aim plateaus on the same settings | Sensitivity Randomizer |
| I want to compare my settings with friends | eDPI Calculator |
| My mouse runs out of pad on big turns | cm/360 Calculator |
| My crosshair disappears on bright walls | Crosshair Generator |
Quick answers
Are all the tools really free?
Yes, every calculator is free with no sign-up, no watermark and no usage caps. The math runs client-side, so there is nothing to meter.
Do the tools store my settings?
No. Values you enter are processed in your browser and never transmitted or saved after you close the tab.
Which games are supported?
Valorant, Counter-Strike 2, Apex Legends, Overwatch 2, Fortnite, Rainbow Six Siege, Call of Duty, Marvel Rivals, The Finals, Destiny 2, Halo Infinite, Deadlock and Tarkov, 13 in total, each with a source-labelled yaw value.