Test tools — 12 free, in your browser
Browser, hardware, and skill diagnostics with millisecond-precise timing in the browser.
Most popular
Typing Speed Test
Measure your typing speed (WPM) and accuracy on a timed passage.
Reaction Time Test
Test your reflexes — click the moment the screen turns green. Averages your best tries.
Click Speed Test (CPS)
How many clicks per second can you do? Pick a duration and click as fast as you can.
Keyboard Tester
Check every key on your keyboard — see presses light up, spot stuck or dead keys, and test rollover.
Mouse Test
Test mouse buttons, scroll wheel, double-click speed, and estimate your polling rate (Hz).
Monitor / Dead Pixel Test
Full-screen solid colors and gradients to find dead or stuck pixels, backlight bleed, and color banding.
Microphone Test
Check your mic works — see a live input level meter, then record a few seconds and play it back.
All test tools
Speaker Test
Check your speakers or headphones — play left, right, and both channels plus a frequency sweep.
Hearing Range Test
Find the highest and lowest frequencies you can hear by sweeping a tone from 20 Hz to 20 kHz.
Controller Tester
Test any game controller — see buttons, triggers and analog sticks respond live, and try vibration.
Touchscreen Test
Check your touchscreen and multi-touch — every finger you place shows up, with a max simultaneous-touch count.
Browser Checkup
See what your browser and device report — screen, cores, memory, supported features, and privacy signals.
What people do with the test tools
- ·Run typing-speed and CPS tests with WPM and accuracy
- ·Diagnose stuck keys, mouse buttons, dead pixels
- ·Test microphone, webcam, speaker calibration
- ·Run a network speed test
- ·Profile browser codec, GPU, and color gamut
Why Xonvert Test
Compared with standalone test sites for each diagnostic, Xonvert's test tools trade install, license, and account for a URL. Free, private, fast, and offline-capable once loaded. The depth a desktop tool offers, with none of the friction.
Frequently asked questions
Are the Xonvert Test tools free?+
Yes — every tool is free. No signup, no credit card, no trial limits. Pro removes the small export watermark on free tools and lifts daily quotas on the heaviest operations.
Do my files leave my device?+
No. The Test tools run entirely in your browser. Your files are processed locally and never reach our servers.
Do they work offline?+
Yes — once a tool page is loaded, the browser caches its code and the tool keeps working without internet.
Do they work on mobile?+
Yes. Every test tool works in modern mobile browsers on Android and iOS without an app install.
Can I use these for commercial work?+
Yes, with no licensing fees. We don't claim rights to anything you produce.