KeyCode Lookup Tool

• KeyCode lookup tool — detects keyboard key presses in real time and shows the key's keyCode, code, which and other code values
• Supports code lookup for common keys: letters, digits, function keys, control keys, navigation keys and symbol keys
• Offers filtering by key type and displays the state of modifier keys (Ctrl, Alt, Shift, Meta) — an essential helper for frontend developers and programmers

1. Open the tool page — no download or installation needed
2. Click the detection area to start, then press any key; its keyCode, code, which and other values appear in real time
3. Filter the keycode reference table by key type as needed; press ESC or click Close to stop detecting

• This tool is completely free and requires no sign-up
• Everything runs locally in your browser — your data never leaves your device

Free online KeyCode lookup tool, real-time detection of keyboard keys, query keyCode, code, which and other code value information. Supports lookup of common key codes for letter keys, number keys, function keys, control keys, navigation keys, symbol keys, etc. Provides key type classification filtering, an essential development aid for front-end developers and programmers.

Open the tool page — no download or installation needed Click the detection area to start, then press any key; its keyCode, code, which and other values appear in real time Filter the keycode reference table by key type as needed; press ESC or click Close to stop detecting

This tool is completely free and requires no sign-up Everything runs locally in your browser — your data never leaves your device

Yes, KeyCode Lookup Tool is completely free. No download or installation required — it runs right in your browser.