Audio Compressor

AI Supported

Compress many audio formats to the desired file size, including MP3, AAC, M4A, WMA, FLAC, AIFF, etc.

Download App to enjoy more features without limits!

Compress Audio in 3 Simple Steps

1Upload the audio you'd like to shrink to this audio reducer.

2Adjust the file size and other parameters based on your needs.

3Export the reduced file to your computer.

Compress Audio

Compress Audio Files Online

Aiseesoft Audio Compress is an online audio size reducer that lets you compress audio and music for free without harming quality. It is online, which means there is no application to download and install. All you have to do is to choose and upload your audio file, choose the file size, and save the smaller compressed file.

Supports Any Audio Format

This free audio compressor can reduce the size of various audio files and works with any popular audio format, such as MP3, AAC, WMA, M4A, AAC, OGG, DTS, AMR, MP2 and many more. So, you can easily decrease the file size of any audio and save the compressed files for backup, transfer, and sharing.

Audio Formats
High Quality

Instant Audio Compression, No Quality Loss

One of the best things about this audio compressor is its compression speed. You just need to upload your file and choose a target file size, and this online audio shrinker will reduce its size while maintaining its original quality as much as possible.

Full of Great Features

Aiseesoft Video Compressor not only helps you reduce file size online at a fast speed, but provides the best services for you to enjoy the compression freely. Here are some highlights about this video reducer.

  • Free


    It is completely free to use. And you don't need to download or install the software.

  • Safe


    No one except you will have access to your files.

  • Easy


    It is pretty intuitive and you don't need to learn anything to use it.

  • Web-based


    It works on any web browsers, so you don't need to install any software.

  • Preview

    Flexible Options

    You can adjust the bitrate, sample rate, and channels. And you can also cut the audio file.

  • Real-time preview


    You are able to preview the file before the compression.

Limit Free Trial Version Logged-in Account Pro Version

File expiration dates

-- 7 days No limit

File number

2 files/24 hours 10 files/24 hours No limit

File size

<50 MB <100 MB No limit

Supported formats

12 for output 12 for output 1000+

Compress Audio

Ultrafast speed


Frequently Asked Questions about Audio Compressor

What Our Users Say

  • Sienna



    Aiseesoft Audio Compressor is a fast audio file size shrinker. I can compress my M4A files within seconds.

  • Hadassah



    I am impressed that this audio compressor won't compromise the audio quality. And I can preview the audio before I proceed to perform the compression.

  • Nikolas



    It is simple to use. When I visit the website, I can quickly find the option to upload my audio file and adjust audio parameters.

  • Trey



    Aiseesoft Audio Compressor can handle any popular audio format. And I don't worry about privacy and safety while using Aiseesoft Audio Compressor.

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Audio Compressor

Reduce Your Audio File Size Now!

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