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Audio & Video

Join Audio

Merge multiple audio files seamlessly. Works with MP3, WAV, M4A, OGG — fully client-side.

Drag & drop or click to add audio files

Private & client-side. Your audio never leaves your device.

Join Audio Files Online (MP3 / WAV) — No Upload

  1. Add multiple audio files (MP3, WAV, M4A, OGG).
  2. Reorder tracks to set the sequence.
  3. Pick output: MP3 (128–320 kbps) or WAV, plus sample rate and channels.
  4. Click Merge audio. Processing happens locally with FFmpeg WASM—your files never leave your device.
  5. Download the combined track.

Tip: Choose WAV for the fastest merge; use MP3 for smaller downloads.