How to Compress Audio Online With 3 Easy Steps?

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Step 1: Add Audio Files

Add the audio files you want to compress from computer, devices or network disk.

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Step 2: Compress Audio Online Free

Choose compress settings for reduce audio size and click COMPRESS to compress audio online.

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Step 3: Save Compressed Audio

Download the compressed audio files or save to Dropbox or Google Drive.

Compress MP3 | Compress WAV

Why Choose Online UniConverter to Compress Audio?

Easy to Use, Convenient to Share

Online UniConverter (originally Media.io) can resize audio online free within several clicks. It works on Windows, Mac, and Linux systems via a web browser. You can save the resized audio to Dropbox and share on Instagram, Facebook, YouTube and so on.

Any Input Resolutions & Formats

You can resize a large MP3, WAV audio file online in any resolution. Audio formats like MP3, WAV, M4A, AAC, FLAC, M4B, OGG, APE, etc. can be compressed online.

Smart Output Settings

Smart audio resizer to resize audio online free with one click, further customization like audio bitrate, output size, and format are also available.

No Watermark Added, No File Limits

Resize audio online without any watermark added, you can resize audio one by one without quantity limit after a sign up.

Privacy Security

Online UniConverter (originally Media.io) is a secure HTTPS (SSL) connection website, so you can securely upload your files. All the uploaded and compressed files are automatically removed from our serves after a few hours.

Many Output Quality & Size & Formats

Online UniConverter (originally Media.io) can resize audio online by changing audio quality and format. Bitrate varies from 320KBPS to 32KBPS, and available audio formats including MP3, WAV, M4A, AAC, FLAC, M4B, OGG, APE.

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