About All Controller Test
A free, zero-download, privacy-focused browser gamepad diagnostic platform designed for gamers, pro players, and hardware modders needing raw telemetry data.
[ WHAT_WE_ARE ]
All Controller Test is the web's most detailed free controller diagnostic tool. Using the W3C Gamepad API, we read raw hardware telemetry directly inside your browser without downloads or software installs.
Supports Xbox Series X|S, Xbox One, PlayStation 5 DualSense, PS4 DualShock, Nintendo Switch Pro Controller, Joy-Con, Steam Deck, GameSir, 8BitDo, and standard HID controllers across Windows, macOS, Linux, Android, and iOS.
[ DIAGNOSTIC_FEATURES ]
Automated multi-step drift, circularity, trigger, and button diagnostic with pass/warning/fail grades and hardware recommendations.
Exposes resting X/Y axis values at 5-decimal precision (0.00000) to detect potentiometer wear and sensor jitter.
Traces analog stick rotational paths against a perfect unit circle, calculating mean circularity deviation percentage down to 0.01%.
Measures report frequency (Hz) and estimated latency (ms) across USB wired, Bluetooth, and 2.4GHz wireless connections.
[ AMAZON_AFFILIATE_PROGRAM ]
All Controller Test participates in the Amazon Associates Program. When you click affiliate links on our site and make qualifying purchases, we earn advertising commissions at no additional cost to you.
As an Amazon Associate, we earn from qualifying purchases. Prices and product availability are subject to change on Amazon.com.