Combine different formats into one file

A single file cannot start a merge. Add a second clip, even a short one, if you need the encoder to run.

Free · Windows 11 & 10 · No watermark

Drop a WAV next to an MP3 and an M4A. Smart mode sees that they do not match and encodes the output you chose. Studio does the same on purpose.

Video files are read for their first audio stream only. You do not get a joined video back.

Join Your Files In A Few Clicks

Free Merge MP3 is free, offline and made for Windows.

Windows 11 & 10 · Free forever · No watermark