Turn your browser into a lightweight frequency lab. X-Frequency lets you record short audio samples, play them back instantly, and explore frequency ranges – including quick checks for the typical human speech band (≈80–300 Hz).
⚠️ Note: This is a work-in-progress single-page app. No cloud backend, no tracking; everything runs locally in the browser.
- Record & Playback: One-tap 5-second capture; play and stop instantly.
- Smart Button UX: Recording auto-stops playback; button states are always clear.
- Diagnostics Panel: Live helpers for testing & troubleshooting.
- Speech-Band Check (Test): Quick gauge for activity in ~80–300 Hz (diagnostic only).
- Zero-install: Works as a single HTML file.
- Download the latest
index-Release-*.htmfrom the releases. - Open it in a modern browser (Chrome/Edge/Firefox).
- Allow microphone access when prompted.
- Hit “5 Sek. Ton aufzeichnen”, then “File abspielen”.
The “About” section auto-detects the Release version from the file name.
- Android: Wrap with Capacitor → build APK/AAB in Android Studio.
- macOS: Wrap with Electron → DMG/ZIP via
electron-builder.
See /packaging for starter scaffolds.
- Audio stays in your browser memory; no uploads.
- Microphone permission is requested by the browser and can be revoked anytime.
Issues and PRs are welcome. For bug reports, include:
- Browser + OS version
- The file name of your build (e.g.
index-Release-1.34.58-20250904.htm) - Steps to reproduce + console output if available