Gamepad API · Free Local Tool

Gamepad Tester

Detects controllers connected to the browser and instantly displays buttons, joystick axes, and vibration capabilities.

No uploadsMobile-friendlyTheme support

What is a Gamepad Controller Tester?

Detects controllers connected to the browser and instantly displays buttons, joystick axes, and vibration capabilities. ToolHub places the core computing entirely within the browser, allowing immediate use on both desktop and mobile devices, without the need to register an account or send content to the backend.

How to use this tool?

  1. Enter the data according to the field prompts and select the required processing method.
  2. Click "Process Now" to view the results, indicator summary and necessary error messages.
  3. After confirming that the content meets actual needs, you can copy the results or download them into files for further use.

Suitable use cases

Game controllers, joystick dead zones, key mapping and web gaming testing. All processing is completed in the current page, which is especially suitable for workflows that do not want to post internal data to remote services.

Interpretation of results and precautions

Browsers usually require a controller button to be pressed before allowing site detection. Tools will validate basic input formats and provide readable error messages, but production environments should still be reconfirmed against source specifications, business rules, or professional requirements.

Browser and device support

Gamepad Tester supports current Chrome, Edge, Firefox, and Safari releases. Mobile and desktop layouts use the same validation rules documented on this page.

Frequently Asked Questions

Does the Gamepad Controller Tester upload data to the server?
No. Tool functions are executed directly within the current browser tab, and input and generated results will not be uploaded or saved by ToolHub.
What use cases is the Gamepad Controller Tester suitable for?
Game Controllers, Joystick Dead Zone, Button Mapping and Web Game Testing
Do I need to install software before using the Gamepad Controller Tester?
No need. Use a desktop or mobile browser that supports modern JavaScript, and no account is required.
What are the limitations of this tool?
Browsers usually require a controller button to be pressed before allowing site detection.
Is manual inspection required after the results are generated?
Needed. Tools can assist with calculations, conversions, or formatting, but before going online, importing data, or making business decisions, the results should still be reviewed according to actual specifications.

Gamepad Tester: inputs, output, and reproducible example

Use the free Gamepad Tester online. Fast, private, mobile-friendly, and processed directly in your browser.

What this page actually processes

FieldControlDefault exampleValidation role
controller indexNumber0controller index is read by the browser as a number value before the tool runs.

Reproduce the built-in example

Start with controller index = 0, then run Gamepad Tester. Change one input at a time so the effect on the result remains traceable.

After validating controller index, the page displays its result in the output workspace and enables the relevant copy or download action.

When to use it and how to interpret the result

Game controllers, joystick dead zones, key mapping and web gaming testing. All processing is completed in the current page, which is especially suitable for workflows that do not want to post internal data to remote services.

Limits and checks before use

Browsers usually require a controller button to be pressed before allowing site detection. Tools will validate basic input formats and provide readable error messages, but production environments should still be reconfirmed against source specifications, business rules, or professional requirements.

Page verification record

Controls inspected1 documented inputsResult pathValidate → process → review → copy/downloadLast content review2026-09-02