Games
Reaction Time Checker - How Fast Are Your Reflexes?
Measure your reaction time over 5 rounds and get your average score.
Games
Multitask Test - Math Typing × Audio Memory
Type math answers while memorizing numbers spoken aloud. A dual-task test with 10 rounds of increasing difficulty to measure your multitasking ability.
Games
Peripheral Vision Test - Measure Your Visual Field
Focus on the crosshair and identify arrow directions in your periphery. Tests visual field accuracy across 4 distance tiers.
Games
Dynamic Vision Test - Number Identification Challenge
Identify numbers moving across the screen. Choose from 5 difficulty levels, 5 trials each.
Games
Rhythm Accuracy Test - Tempo Keeping Challenge
Listen to 4 metronome beats, then tap 8 times at the same tempo. Measure your rhythm accuracy across 5 BPM levels.
Games
CPS Test - How Many Clicks Per Second Can You Do?
Measure your click speed (CPS). Test over 5, 10, or 15 seconds.
Games
Mouse Sensitivity Converter - VALORANT, CS2, Apex & More
Convert mouse sensitivity between FPS games (VALORANT, CS2, Apex, OW, Fortnite, etc.) to match your turn distance.
Games
Mouse Polling Rate Test - Check Your Hz in Real Time
Estimate your mouse polling rate (Hz) in the browser. Detect 1000/2000/4000/8000Hz.
Games
Keyboard Polling Rate Test - Measure Your Key Hz
Estimate your keyboard polling rate (Hz) from input event intervals in the browser.
Games
Aim Trainer - Browser FPS Aim Practice
Browser-based aim training. Click as many targets as possible within the time limit to check your hits and accuracy.
Games
Monitor Refresh Rate Test - Check Your Hz & FPS
Check your monitor's refresh rate (Hz) and frame rate (FPS) in the browser.
Games
Mouse Acceleration Test - Detect & Measure Pointer Speed
Move the same distance slowly and quickly to estimate mouse acceleration from the difference in movement.
Games
Aim Tracking Trainer - Moving Target Practice
Tracking aim practice. Follow moving targets and measure your kills and accuracy over 30 seconds.
Games
N-Key Rollover Test - Keyboard Ghosting & NKRO Checker
Test your keyboard's simultaneous key press (N-key rollover) in the browser. Shows currently pressed keys and count. Distinguishes Left/Right Shift/Ctrl/Alt/Meta.
Games
Double Click Test - Detect Mouse Chattering & Switch Bounce
Detect double-click issues (chattering) on your mouse in the browser. Measure click intervals to identify unintended double clicks.
Games
Mouse Scroll Test - Wheel Speed, Direction & Accuracy Check
Test your mouse wheel in the browser. Real-time display of scroll direction (up/down/left/right) and count. Useful for diagnosing wheel issues.
Games
Controller Check - Buttons, Sticks, Drift & Rumble Diagnostic
Run a full diagnostic on your gamepad in the browser. Test every button, visualize analog sticks, analyze stick drift, and verify rumble motors.
Games
Touch Screen Test - Multi-Touch, Tap Accuracy & Pinch Detection
Test your touch screen in the browser. Visualize multi-touch points, measure tap accuracy, and detect pinch gestures.
Games
Mouse DPI Analyzer - Measure Your Actual DPI
Estimate your mouse's actual DPI. Calculate effective DPI from physical distance and pixel movement.
Games
Keyboard Sound Test - Waveform, Frequency & Volume Analyzer
Analyze your keyboard's keystroke sounds in real time. View waveform, frequency spectrum, and volume (dB).