Free Online Audio Merger - Combine Multiple Audio Files

Merge and combine multiple audio files into one seamlessly. Drag to reorder, preview, and export to your preferred format - all in your browser with no uploads.

Drag & drop audio files here, or click to upload

Upload two or more files to merge. Supports MP3, WAV, M4A, FLAC, OGG, and more

How to Merge Audio Files Online

  1. 1.Click "Add Files" to upload two or more audio files. You can select multiple files at once. Supports MP3, WAV, M4A, FLAC, OGG, and other formats.
  2. 2.Use the ↑ and ↓ buttons to reorder files in your desired sequence. The files will be combined in top-to-bottom order.
  3. 3.Select your output format (WAV or MP3) and click "Merge & Download" to combine and export all files as a single audio track.

Why Use Our Audio Merger?

🔀 Flexible Ordering

Drag and reorder your audio files as many times as needed before merging. Get the exact sequence you want with intuitive controls.

🎵 Mix Different Formats

Merge MP3 with WAV, combine FLAC with M4A - mix any audio formats together seamlessly. The tool handles conversion automatically.

🔒 Completely Private

All merging happens in your browser. Your audio files never leave your device - no server uploads, complete privacy.

⚡ Unlimited Files

Merge as many audio files as you want with no restrictions. Only limit is your device's available memory.

Common Use Cases

  • Podcasts: Combine intro music, main content, ads, and outro into a single episode file
  • Audiobooks: Merge multiple chapter recordings into one complete audiobook
  • Music production: Join song stems, samples, or multiple takes into one continuous track
  • Presentations: Combine voice-over segments with background music for professional presentations
  • Meditation/Yoga: Create custom playlists by merging guided sessions with ambient music

Frequently Asked Questions

Can I merge audio files of different formats?

Yes! You can merge MP3, WAV, FLAC, M4A, OGG, and other formats together. The tool automatically normalizes sample rates and channels for seamless merging.

How many files can I merge at once?

There's no fixed limit. You can merge as many files as your browser's memory allows. Most devices can handle dozens of files totaling several gigabytes.

Will there be gaps between the merged files?

No, files are joined seamlessly with no gaps or clicks. They play continuously as one uninterrupted audio track.

Can I add silence or crossfades between files?

This basic merger joins files directly. For advanced features like crossfades and silence insertion, try our full . Audio Editor

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