eDPI calculator
Calculate effective mouse sensitivity from DPI and in-game sensitivity.
A little less busywork
Games & practice
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Mouse sensitivity converter
Convert sensitivity between a small set of documented yaw-based game profiles.
Reaction-time game
Measure the delay between a visual cue and your click or tap.
Aim trainer
Practice clicking or tapping targets and review accuracy in a timed round.
Memory matching challenge
Match pairs of symbols in a timed card game with adjustable difficulty.