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Free Audio Joiner Online

Merge multiple audio files into one seamlessly. No install, no sign up. 100% private, processed in your browser.

Online Audio Merger

Drag & drop audio files here

or click to browse • MP3, WAV, FLAC, OGG, M4A, WebM, AIFF, MP4 • Max 50MB each

How to Merge Audio Online

  1. Upload Your Audio Files

    Drag and drop multiple audio files or click to browse. We support MP3, WAV, FLAC, OGG, M4A, WebM, AIFF, and MP4 formats.

  2. Reorder if Needed

    Use the up and down arrows to change the order of files. The files will be merged in the displayed order.

  3. Preview the Result

    Click "Play Preview" to hear the merged audio. The total duration is displayed below the file list.

  4. Export & Download

    Click "Export & Download" to save your merged audio as a high-quality WAV file.

Why Use ChangerAudio Audio Joiner?

No Sign Up

No account needed. No email required. Just open and use instantly.

No Install

Works directly in your browser. No software, no plugins, no downloads.

100% Free

No watermarks, no hidden limits. Forever free for personal and commercial use.

Unlimited Files

Merge as many audio files as you want. No limit on the number of files.

Frequently Asked Questions

How many files can I merge?

There is no limit on the number of files you can merge. You can combine as many audio files as you need.

Can I merge different audio formats?

Yes! You can merge files in different formats (MP3, WAV, FLAC, etc.). The output will be a high-quality WAV file.

Can I reorder the files?

Yes! Use the up and down arrows to change the order of files before merging.

Does merging affect audio quality?

No. Merging is a lossless operation. The audio quality remains exactly the same as the original files. The output is exported as high-quality WAV (16-bit PCM).

Is my audio uploaded to a server?

No! All audio processing happens locally in your browser using Web Audio API. Your files never leave your device, ensuring 100% privacy.

Can I use the output commercially?

Yes, all exports are royalty-free. You can use them for personal or commercial projects.