Free open source mouse trail test online. Visualize cursor movement, track pointer paths, smoothness, and motion behavior in the browser. No download needed.
Move your mouse in the game area to create fun emoji trails. Choose different emojis from the dropdown to change the trail type. Your score increases based on the number of trails, their type, and movement patterns (tight circles or wild zigzags). Click "Clear Trail" to reset and start fresh!
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Mouse Trail is a free, browser-based mouse trail tester to visualize cursor movement and tracking accuracy.
Cost: Free, no signup
Install: None — runs in the browser
Privacy: Runs locally, no uploads
Platforms: Windows, macOS, Linux, Android, iOS
Time: Under a minute
Mouse Trail guide
How to use the Mouse Trail accurately
Visualize mouse movement trails and precision
01Open the live test
Use the browser tool below without installing software or changing your current page.
02Run one clean pass
Follow the on-screen controls and keep the input steady so the result is repeatable.
03Repeat if the result looks wrong
Run the same check again before deciding whether the device, browser, or operating system is the cause.
04Compare with related diagnostics
Use the linked tools to confirm whether the same symptom appears in another hardware check.
The mouse trail tool draws a live emoji trail behind your cursor as you move it around the game area, making pointer paths and movement smoothness easy to see. A score builds as you draw, and the Clear Trail button resets the canvas instantly.
Which trail styles can I choose?
There are 10 emoji trail styles: sparkles, fire, star, sun, moon, heart, lightning, snowflake, rocket, and rainbow. You can switch styles at any time from the dropdown.
How is the mouse trail score calculated?
The score grows with the number of trails you create, the emoji type you use, and your movement patterns - tight circles and wild zigzags earn more than slow straight lines.
Can the mouse trail reveal cursor problems?
Yes. Because the trail follows every reported cursor position, gaps or jagged jumps during a smooth hand motion can hint at sensor skipping or tracking issues worth checking with the dedicated mouse and polling rate tests.
Is the mouse trail tool free?
Yes. The mouse trail tool is free and runs in your browser with no download or signup, and your movement data never leaves your device.
Windows app
KeyboardTester.click is available from Microsoft Store
Install the official Windows app shortcut, or keep using the same free testing tools in your browser.
01 / 10Mouse showdownM42V2 vs M42The new mouse drops 14 g and seals the shell—but also moves from a PixArt 3389 to a 3327.02 / 10Weight45 g, Cable ExcludedCHERRY lists 45 g versus 59 g for the original M42. The V2 is solid, not perforated.03 / 10Modular shellTwo Shells Are Not NewBoth mice include two rear shapes. V2’s real shell change is a hole-free body with tool-free swaps.04 / 10SensorThe Sensor Trade-OffM42V2: 6,200 CPI, 220 IPS, 30 G. Original M42: 16,000 CPI, 400 IPS, 50 G.05 / 10InterpretationA Downgrade on PaperThose limits are lower. They do not prove bad tracking; independent instrumented tests still matter.06 / 10PollingSame 1,000 Hz CeilingBoth wired mice top out at 1,000 Hz. The V2 also offers 125, 250, and 500 Hz modes.07 / 10Price$39.99 US LaunchThe V2 launched at $39.99. The older M42 also showed $39.99 on sale when checked Sept. 4.08 / 10Other changesWhat Else Changed?Huano 80M-rated switches, no RGB, PTFE-free UHMW-PE glides, and no software requirement.09 / 10Buyer cautionWho Should Wait?Low-sensitivity players focused on fast-swipe tracking should wait for lab data or test within a return window.10 / 10Your turnTest Your M42V2Compare browser-observed pointer-event consistency at 1,000 Hz. A browser cannot certify raw USB polling.
01 / 10MMO mouse decisionIs Razer's $180 Naga V3 Pro worth it?The answer depends on your binds, grip and tolerance for a heavier mouse.02 / 10The main reasonThree plates. Up to 23 controls.Choose 12 buttons for MMOs, 6 for mixed games or 2 for a simpler layout.03 / 10Learning curveMore buttons are not instant speedMap only awkward keyboard reaches first, then add commands as muscle memory settles.04 / 10Fit checkExpect about 112–117 g with a plateThat is feature-dense, not ultralight. Test grip comfort inside the return window.05 / 10Wireless and battery155 hours HyperSpeed; 280 BluetoothThose are Razer claims. Lighting, polling and use can shorten real runtime.06 / 1050K sensorShape matters more than maximum DPIFocus Pro 50K is flagship hardware, but normal play uses a fraction of its ceiling.07 / 10Clicks and scrollGen-4 optical switches; three wheel modesThe 100-million-click figure is a rating, not a promise for every unit.08 / 10Delivery dayTest every plate before building profilesCheck all buttons, wheel tilt, double inputs, DPI stages and wireless consistency.09 / 10The price tradeoff$179.99, while 8K needs an extra accessoryNative polling is 1,000 Hz. Do not buy a dongle unless you know why you need 8K.10 / 10VerdictBuy for many binds; skip for simple FPSIf you buy it, test every physical input before trusting a complex profile.
