logo_img
Audio JoinerNothing uploadedNo sign-upNo watermark

Free Online Audio Joiner

Merge several clips into a single track, in the order you choose. Runs on ffmpeg inside your browser — nothing is uploaded.

  1. 1Add two or more clips
  2. 2Put them in order
  3. 3Join and download

Drag & drop your files

or click to browse

Add two or more audio files — MP3, WAV, M4A, OGG

Merge Multiple Audio Files Instantly

Joining recordings usually means uploading every clip and waiting. ffmpeg runs in your own browser here, so there is no transfer, no cap and no queue.

Mixed Formats Join CleanlyDecodes each clip before joining, so an MP3 and a WAV concatenate without a glitch.
Order It YourselfMove clips up and down until the running order is right, then join once.
Never UploadedInterviews and voice notes are processed by ffmpeg inside the page, not on a server.
Any Output FormatExport the result as MP3, WAV, AAC or OGG at the bitrate you choose.
No Size LimitNothing is transferred, so there is no upload cap to work around.
Warm EngineShares the ffmpeg instance with the other media tools — the second job starts instantly.

Frequently asked questions

What is an audio joiner?

An audio joiner is a tool that combines multiple audio files into one continuous audio track.

How can I merge audio files online?

You can merge audio files by adding multiple audio tracks to an audio joiner and exporting the combined file.

Is ModifyX Audio Joiner free?

Yes, ModifyX provides a free browser-based audio joining tool.

💎 Support Developer — Keep Tools Free

Try these next

Screen RecorderCapture your screen, a window or a tab with narration. Encoded locally, no watermark.Audio ConverterConvert between MP3, WAV, AAC and OGG, trim a recording, fix the loudness or add a fade.Video EditorTrim, compress, convert, turn a clip into a GIF, extract the audio or grab a frame — all in the browser.
Support
Explore Support