Free Online Audio Converter

Convert MP3, M4A, WAV, OGG, and more audio files online free.

high_speed Click to try super-fast conversion polygon
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1GB Maximum File Size

Unlimited Conversions/Compressions

High Speed Conversion

High Speed Compression

30 Concurrent Conversions

mp3 converter

How to Convert Audio Files
Online and Free

Step 1. Drag and drop or click the + icon to import any audio files you want to convert.

Step 2. Choose an output format from the Convert all files to > Video/Audio tab.

Step 3. Hit the CONVERT button to start the audio conversion process.

Step 4. Click the DOWNLOAD or Save to Dropbox button to get the converted files.

Popular Audio Converters - Convert Any Audio Formats Easily

Why Choose
Online UniConverter

Watermark and Ads Free
Online UniConverter is a free online audio converter, which never adds watermarks or ads to the converted files.
Support Multiple Formats
Online UniConverter supports most popular audio formats, including MP3, WAV, M4A, WMA, etc. and Android/iPhone compatible formats.
Browser Compatible
Online UniConverter also works with Google Chrome, Safari, Firefox, and your smartphones without limitation.
High Quality Output
The converted files will keep the quality as higher as original, and you can download or save to Dropbox easily.
Privacy and Safety
We keep your information secure all the time. All uploaded files will be deleted from the server after 24 hours.
Easy to Use
We provide clear guide to help you convert audio files online. Even someone new can do that easily.