Audio Editor & Analyzer — Free & Private

Visualize, trim, level, convert and tag audio with the Web Audio API. Nothing is uploaded.

Runs 100% in your browser: your files and data never leave your device. No signup, no ads.

Tools in Audio Editor & Analyzer

Audio Visualizer & Analyzer: Waveform image + real-time FFT spectrum (merged)
Audio Trimmer & Cutter: Trim, cut, fade audio client-side via Web Audio API
Audio Loudness Manager: 10-band EQ + normalize to target LUFS + batch leveler (merged)
Audio Silence Detector: Find and timestamp silent segments
Audio Metadata Editor: View/edit ID3/Vorbis tags: title, artist, album, album art
Audio Batch Converter: Convert multiple files between MP3, OGG, FLAC, WAV