SetupTester Reviews — Discover what people think of this product.

SetupTester is a lightweight, 100% free web utility designed to help gamers and professionals instantly diagnose hardware issues without downloading sketchy third-party software.

Built entirely with vanilla JavaScript for zero-latency testing, the suite includes:

Mouse Double-Click Tester: Instantly detects failing micro-switches (down to 80ms intervals).

Keyboard Ghosting (NKRO) Test: Visualizes exactly how many keys your board can register simultaneously.

Audio Balance Checker: Verifies left/right stereo channel health.

Spacebar CPS Test: Accurately tracks Clicks Per Second.

Mouse Scroll Tracker: Detects skipping and jumping scroll wheels.

No sign-ups, no downloads, perfectly responsive, and runs entirely locally in your browser.