99Test offers free browser-based tools for testing your speed, reflexes, memory, and precision. Everything runs right in your browser, so there is nothing to download, no account to create, and no cost.
Our Mission
We built 99Test to make testing your skills quick, fun, and accessible to everyone. Whether you’re a gamer looking to improve your clicking speed, a student curious about your reaction time, or someone who just wants a quick challenge, you can open a page and start in seconds.
What You Can Test
Clicking and Speed
- Click Counter: count your clicks and track how fast you go.
- CPS Test: measure your clicks per second over a set time.
- Kohi Click Test: test your clicking speed with the Kohi technique.
- Jitter Click Test: see how well jitter clicking works for you.
- Spacebar Counter: find out how quickly you can tap the spacebar.
Reflexes and Memory
- Reaction Time Test: see how fast you respond to a visual signal.
- Visual Memory Test: challenge your short-term visual memory.
Precision
- Draw a Perfect Circle: can you draw a flawless circle freehand? Get a score and find out.
Why Use 99Test?
- Free: every tool is free to use, with no hidden costs.
- Instant: tests load and run in your browser, with no installs or sign-ups.
- Simple: clean, distraction-free interfaces that let you focus on the test.
- Works across devices: use a mouse, keyboard, or touchscreen, on desktop or mobile.
- Made for fun and improvement: retake tests as often as you like to practice and beat your own scores.
A Note on Results
Our tests are designed for entertainment and self-improvement. Results can vary with your device, browser, screen refresh rate, mouse or keyboard, and internet connection, so they shouldn’t be treated as scientific or medical measurements.
Get in Touch
Have feedback, a bug to report, or an idea for a new test? We’d love to hear from you at hello@99tools.net.
Thanks for visiting 99Test. Now go beat your high score!