Audio File Merger

Combine multiple audio files into one – adjust volume per track, reorder, export as MP3 or WAV

Drag & drop audio files here or click to browse

How to merge audio files:

  1. Select multiple audio files (MP3, WAV, OGG, M4A, FLAC, etc.)
  2. Adjust each track's volume using the slider below each file
  3. Choose output format and bitrate in the settings panel
  4. Click "Merge Tracks & Export"
  5. Download the merged result

All processing happens in your browser using Web Audio API – files never leave your device.