Audio Joiner (Crossfade)

Join multiple audio files with smooth crossfade transitions

How to use:

  1. Upload 2-10 audio files
  2. Reorder files and set crossfade duration
  3. Click "Join with Crossfade" to combine them

1. Upload Audio Files

Drag and drop files here

or click to browse

Accepted: .mp3, .wav, .flac, .aac, .ogg, .m4a

Max size: 100MB

Multiple files allowed

About the Audio Joiner

Join multiple audio files into one smooth, continuous track with optional crossfade transitions. Upload your songs, arrange them, and download a seamless mix — free, fast and entirely in your browser.

Key features

  • Join multiple tracks into one file
  • Add smooth crossfade transitions
  • Arrange songs in any order
  • Free, browser-based and signup-free

Frequently asked questions

What is a crossfade?
A crossfade blends the end of one track into the start of the next so there is no abrupt gap between songs.
What formats can I join?
MP3, WAV, FLAC, M4A and other common audio formats.
Is the audio joiner free?
Yes, it is free with no signup.