Features
- Drag-and-drop reordering lets you arrange tracks in the exact playback sequence.
- Choose from MP3, WAV, FLAC or M4A output with configurable bitrate.
- Total file size indicator helps you gauge the combined output before merging.
Concatenate multiple audio files into one — perfect for joining recordings, podcasts or playlists.
Drop two or more audio files here or use the button below.
Every conversion runs entirely in your browser using WebAssembly. There is no upload, no server-side processing, no analytics, and no cookies. Open DevTools → Network during the operation and you will see zero outbound traffic.