Media.io allows you to
compress audio files online for free and without losing quality.
Easily compress MP3, WAV, M4A, AAC, FLAC, M4B, OGG, APE audio files.
How to compress audio files?
Step 1: Upload Audio Files
the audio files of any format to compress from computer, device or network disk.
Step 2: Compress Audio File
Choose a desired audio quality to reduce audio size and click Compress to run
Step 3: Save the Compressed Audio
Download the compressed audio files or save to Dropbox or Google Drive.
Choose other online audio tools if needed:
Why choose Media.io to compress audio?
Easy to Use, Convenient to Share
Media.io (originally Online UniConverter) can resize audio file online free within several clicks. It works on Windows, Mac, and Linux systems via a web browser. You can save the resized audios to Dropbox and share on Instagram, Facebook, YouTube and so on.
Any Input Formats & Size
You can compress MP3, WAV, M4A, AAC, FLAC, OGG and other audio files in any format, any audio size.
Smart Output Settings
Smart audio resizer to resize audio online free in one click, and further customization like audio Quality, Bitrate, Output Size, and Format are also available to make.
No Watermark Added & No File Limits
Resize audio/video online without any watermark added. You can compress audio file without quantity limits after sign up.
A secure HTTPS (SSL) connection website, so you can securely upload your files. All your uploaded and compressed files will be automatically deleted from our servers in a few hours.
Fast Compression Speed
This robust song/sound/voice compressor is designed to quickly yet correctly reconstruct your file's original data. Your demand for efficiency is our pursuit!