MP3 Compressor

Best web app to easily compress MP3 files.



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Target file size (percentage)
Choose "Target file size" to get an exact output file size. Choose "Target audio quality" when quality is of importance
%
Select a target file size as a percentage (0 - 10000%) of the original. Smaller values compress more. For example, a 10Mb file would become 4Mb if you select 40%.



How to Compress an MP3?

  1. Click the “Choose MP3 Files” button to upload your MP3 files.
  2. Click the "Compress" button to start compressing.
  3. Once the status change to "Done" click the blue "Download MP3" button.

Fast Compression

Even with large MP3 files, it only takes a few seconds for our compression tool to drastically reduce file size.

Easy to Use

Simply upload your MP3 files and select a target size or a quality level. It's that simple!

Free & Secure

This MP3 Compressor is free and works on any web browser. Plus, all files are protected with 256-bit SSL encryption and deleted automatically after a few hours. Your file security and privacy are guaranteed.



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在 FreeConvert，我们不仅提供文件转换服务，更致力于保护文件安全。无论您转换的是图像、视频还是文档，我们强大的安全框架都能确保您的数据始终安全无虞。凭借先进的加密技术、安全的数据中心和严密的监控，我们全方位保障您的数据安全。

详细了解我们对安全的承诺
  • SSL/TLS Encryption SSL/TLS
    加密
  • Secured Data Centers 安全数据
    中心
  • Access Control and Authentication 访问控制和
    验证

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