100% Browser-Based
LazyAudio is a free web audio toolkit from LazyCodet. All processing runs locally in your browser — your files never leave your device.
LazyAudio — Professional Web Audio Toolkit
Merge and arrange audio on a timeline — your all-in-one browser workstation, growing with cut, convert, compress & more.
Step 1: Upload Audio Files
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Drag and drop audio files here, or click to select
Supported formats: MP3, WAV, OGG, M4A, FLAC, etc.
Timeline Merger & Mixer
Merge and arrange multiple tracks on a visual timeline with drag-and-drop editing, split, and MP3/WAV export — no server upload required.
All-in-One, Growing Fast
More professional tools are on the way: cut, convert, compress, vocal separation, noise reduction, and more.