Free tools for every setup.

See whether your CPU or GPU is holding you back.

Find the right power supply wattage for your build.

Estimate expected frame rates for a CPU + GPU combo.

Check that your parts work together before you buy.

Total a parts list against live store prices.

Find the smartest upgrade for your budget.

Measure your clicks per second.

How fast are your reflexes, in milliseconds?

Check your words per minute and accuracy.

Find dead, stuck, or ghosting keys.

Test buttons, scroll, and double-click.

Test buttons, triggers, sticks, and drift.

Check for dead pixels and backlight bleed.

Verify your real refresh rate and check tearing.

Test left/right speakers, tones, and your mic.

Preview your camera, resolution, and FPS.

Convert your mouse sensitivity between games.