Convertly
Merge audio files

Merge your audio into a single file.

Join several tracks end to end in the order you choose, with an optional crossfade between them.

Intro
Part 1
End
Album cover art
full-episode.mp3
3 tracks · 18:42
Fade 1s
Fast and simpleResults in just a few clicks.
Any orderArrange your tracks.
CrossfadeNone, 1 s, or 3 s.
Local processingYour sound stays on your device.

Merge audio files in seconds

Three simple steps, no installation required.
1ImportAdd your audio files from your device.
2Set up the mergeCrossfade and format.
3DownloadGet your files, in ZIP if needed.

Everything you need with "Merge audio files"

× 20
Up to 20 tracks
In the order you pick.
1 s
Crossfade
A smooth transition.
MP3 + WAV
Mixed formats
MP3, WAV, M4A…
MP3
4 formats
MP3, WAV, M4A, or WebM Opus.
1
One single file
Ready to play.
18:42
Total duration
Shown at the end.

Designed for your audio files

See all tools
full-episode.mp3
Podcast
Intro, episode, and outro
mix.mp3
Playlist
An end-to-end mix
full-course.mp3
Course
Combine the parts
combined-voice-notes.mp3
Memories
Combine voice notes
Your audio files belong to youYour audio files stay on your device: nothing is uploaded, everything stays private.
Simple. Private. Reliable.Use "Merge audio files" with complete peace of mind.
Merge