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 video online free within several clicks. It works on Windows, Mac, and Linux systems via a web browser. You can save the resized videos to Dropbox and share on Instagram, Facebook, YouTube and so on.

Any Input Resolutions & Formats

You can resize MOV, MP4 file online free in any resolution including 4K, 1080p, 720p, 480p, 360p, 240p, and other non-standard options. Video formats like MP4, MOV, AVI, MKV, WMV can be compressed online.

Smart Output Settings

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

No Watermark Added, No File Limits

Resize video online without any watermark added, you can resize video one by one without quantity limit after 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 Resolutions & Formats

Online UniConverter (originally Media.io) can resize video online by changing video resolution and format. Resolution like 1080p, 720p, 480p, 360p, 240p, and 144p are supported, and available video formats including MP4, AVI, MKV, MPG, WMV, MOV, M4V, 3GP, FLV and WebM.

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