Gaming
Game calculators, loot probability, DPS tools, build optimizers, and gaming utilities.
Free online gaming tools — FPS converters, DPI calculators, reaction time tests, aim trainers, monitor Hz tests, and gamepad testers. Optimize your setup and benchmark performance without paid utilities.
19 tools · always free · no account needed
Sensitivity Converter
Convert mouse sensitivity between CS2, Valorant, Apex, and more
FOV Calculator
Calculate optimal field of view for your monitor setup
Crosshair Generator
Design custom crosshairs and export as PNG
Resolution Calculator
Calculate aspect ratios, PPI, and stretched res options
Keyboard Tester
Test every key with NKRO, ghosting, and chatter detection
Mouse Tester
Test CPS, polling rate, click latency, scroll, and buttons
Monitor Test Suite
Dead pixel, uniformity, response time, and backlight bleed tests
GPU Benchmark
WebGL-based GPU stress test with FPS tracking and scoring
CPU Benchmark
JavaScript CPU benchmark with single-thread and multi-thread tests
Memory Info
View RAM info, JS heap usage, and run memory speed tests
Reaction Time Test
Test visual, audio, and aim reaction time in milliseconds
Aim Trainer
Practice flick, tracking, and precision aiming with scoring
Input Lag Visualizer
Visualize input lag with ghost cursors and frame time analysis
OLED Burn-in Preventer
Pixel exerciser, color cycle, and noise tools for OLED screens
Refresh Rate Test
Detect display refresh rate and test motion clarity at different speeds
Gamepad Tester
Test controller buttons, sticks, triggers, drift, and vibration
Audio Latency Tester
Measure round-trip audio latency with mic loopback test
Webcam Tester
Preview webcam with resolution test, FPS monitor, and snapshot
Microphone Tester
Live volume meter, waveform, spectrum analyzer, and recording test
You might also need
Unit converters, equation solvers, statistics tools, matrix operations, and general math utilities.
Resistor calculators, Ohm's law solvers, LED resistor pickers, and other electronics utilities.
OBS overlay builders, Twitch panel makers, stream schedules, and creator utilities.