Audio Joiner - Merge Multiple Audio Files Online

What is Audio Joiner?

Audio Joiner is a free online tool that lets you combine multiple audio files into one. Whether you have several song clips, podcast segments, or voice recordings, you can merge them into a single audio file in just a few clicks.

Why Would You Need to Merge Audio Files?

There are many situations where combining audio files makes your life easier:

• Podcasters: Combine your intro, main content, and outro into one finished episode
• Musicians: Join multiple tracks or song parts into a complete composition
• DJs: Create seamless mixes by joining music clips together
• Content creators: Merge background music with voiceover recordings
• Language learners: Combine vocabulary or lesson audio into one study file

How to Merge Audio Files - Step by Step

1. Upload your files: Click the upload area or drag and drop your audio files. You can add MP3, WAV, OGG, FLAC, M4A, and more formats.
2. Arrange the order: Use the up and down arrows to put your files in the order you want them to play.
3. Choose output format: Select your preferred output format like MP3, WAV, or FLAC.
4. Click Merge: Hit the Merge Audio button and wait while we combine your files.
5. Download: Once ready, click Download to save your merged audio file.

Key Features

• Multiple formats: Supports MP3, WAV, OGG, FLAC, M4A, AAC, AIFF, and Opus
• Easy reordering: Move files up or down to arrange them in any order
• Up to 20 files: Merge as many as 20 audio files at once
• Quality options: Choose bitrate, sample rate, and channel settings
• No registration: Use the tool without creating an account
• Secure processing: Your files are automatically deleted after processing

Tips for Best Results

• Use audio files with the same sample rate for smoother transitions
• Add a short silence or crossfade between clips if you want smooth transitions
• Choose 320 kbps bitrate for the best quality output
• Preview your files before merging to make sure they're in the right order

Frequently Asked Questions

Is there a file size limit?

Yes, each file can be up to 100MB, and the total combined size should be under 500MB. This is enough for most audio projects.

Will the audio quality be reduced?

If you select a high bitrate like 256 kbps or 320 kbps, your output will maintain excellent quality. For lossless quality, choose WAV or FLAC format.

Can I merge files with different formats?

Yes! You can mix MP3, WAV, OGG, and other formats. The tool will convert them all to your chosen output format during the merge.

How long does merging take?

Most merges complete within a few seconds. Larger files or more files may take a bit longer.