Mouse Accuracy and Aim Training: The Basics That Work

How aim is measured

The mouse accuracy test on this site shows 30 targets one after another and records three things: accuracy (hits divided by all clicks), time per target (from the moment it appears to your hit) and distance from the center of each hit. The score combines them: it is your accuracy multiplied by how many targets you hit per second, reduced by up to half when your hits land far from the center. Racing with misses therefore scores lower than steady, precise clicking.

The time part follows a well-studied rule from human movement research, Fitts's law: the time to reach a target grows with its distance and shrinks with its size, roughly by the logarithm of distance divided by size. In plain terms, halving the target size costs a fixed extra slice of time, however good you are. That is why the test offers three target sizes, and why your score on 16 px targets is always lower than on 40 px ones.

Fix your settings first

1. Turn off mouse acceleration. In Windows, Settings > Bluetooth & devices > Mouse > Additional mouse settings > Pointer Options, untick Enhance pointer precision. With acceleration on, the same hand movement moves the cursor different distances depending on speed, so muscle memory cannot form. On a Mac, recent macOS versions have a Pointer acceleration switch under Mouse > Advanced.
2. Pick one sensitivity and keep it. A common starting point for games is a setting where a comfortable sweep of the forearm or wrist turns the view 180 to 360 degrees. Changing it every few days resets your practice. Our guide on what DPI to use explains how DPI and in-game sensitivity combine.
3. Check the mouse. Measure the real DPI with the DPI analyzer, confirm the polling rate is 500 Hz or more for a gaming mouse, and use a cloth pad with an even surface. A dirty sensor makes the cursor jitter, which no amount of practice fixes.
4. Check the screen. A higher refresh rate shows the target and your crosshair sooner and makes tracking easier. The refresh rate test tells you what your screen really runs at.

Read your misses

After a run, the dot plot shows where each click landed relative to the target center, and the pattern tells you what to change:

• Dots spread past the target in the direction you moved: overshooting. Lower the sensitivity a little, or slow down the last part of each movement.
• Dots short of the center: stopping early, often because of a heavy mouse or too low a sensitivity.
• Dots pulled to one side: a habit of arm or wrist, common when the mouse sits at an angle. Straighten the mouse and keep the elbow or forearm supported.
• Accuracy high but time per target slow: you are careful but hesitant. Train speed, below.

A 10-minute routine

1. Warm up (2 minutes): one run on large static targets at a relaxed pace. Aim for over 95% accuracy.
2. Accuracy block (4 minutes): two or three runs on medium or small static targets. Slow down until accuracy stays above 90%, then let speed come by itself.
3. Speed block (3 minutes): runs in shrinking mode, where each target disappears after 1.6 seconds. This forces a decision and trains the first fast movement.
4. Cool down (1 minute): one more run on medium static targets and note the score.

Record one score per day and look at the weekly trend, not single runs; day-to-day swings of 10% are normal. Stop if your wrist or forearm aches. Most people see the biggest gains in the first two to three weeks, mainly from fewer misses.

What practice will not fix

Aim also depends on things outside your hand. A slow reaction time delays the start of every movement; sleep and focus matter more than any drill. System delay matters too: the mouse latency test shows how far the drawn cursor lags your hand, which on a 60 Hz screen or with a wireless mouse in power saving mode can be enough to feel "floaty". And in games, network delay and the game's own hit registration decide whether a click that looked on target counts.