4 Free Audio Compressors to Reduce Audio Size

Your music files are consuming too much storage space on your computer, and you are not planning on deleting any of them. Surprisingly, a workaround to this dilemma only requires you to use an audio compressor. This will help reduce the file size of the audio while maintaining the quality. You are in the right place because we prepared you with some of the best tools to compress audio files on Windows and Mac.

• Part 1. FreeConvert
• Part 2. Media.io
• Part 3. Gearspace
• Part 4. XConvert
• Part 5. Bonus: The Best Desktop Audio Compressor
• Part 6. FAQs about Audio Compressor

Part 1. FreeConvert

Best For: Quick and simple audio compression online.

Ease of Use: User-Friendly for both beginners and pros.

FreeConvert is one of the most popular online tools as of today. It offers compressors for MP3 and WAV with a maximum of 1GB for allotted uploads. But what makes FreeConvert unique is its straightforwardness, allowing you to navigate the tool without needing a tutorial. Moreover, it is equipped with audio compression options, so you can choose the target file size at ease. You can also expect a fast-speed compression with this solution, and even with multiple files to process.

• Compress MP3 files simultaneously.
• Protected uploads through 256-bit SSL encryption.
• Able to compress at a target file size or audio quality.
• Decent audio quality.
• Keep records of compressed audio files through a created account.
• Affordable premium plans.

Part 2. Media.io

Best For: Simultaneous compression of up to 20 audio files.

Ease of Use: User-friendly for both beginners and pros.

Media.io offers a simple yet effective audio compression online. Here, you can drag and drop audio files to its interface or import by pasting a link. The web-based boasts its ability to compress by ratio, including percentages from 10% to 100% compression. It also allows users to reduce the file size by specifying the output bitrate. More than that, the process becomes quicker with Media.io as it supports audio compression in batches, whether the format is MP3, WAV, AAC, or others. For security, keep in mind that this tool will require you to sign in, then you can use the account to access compressed files and download them on your device.

• Able to compress by configuring the bitrate, channel, etc.
• Support batch compression for up to 20 files.
• Reduce MP4 file size alternatively.
• Offer channel merging for less quality loss.
• Able to share compressed files with other social platforms.

Part 3. Gearspace

Best For: Professional audio compressing and engineering with an active community.

Ease of Use: A bit complex for beginners.

Gearspace is a web-based platform with a forum dedicated to MP3 audio engineering, including audio compressing. It is the home for many pros, as the tool is focused on providing high-grade audio tuning, remixing, and more. It has been many years since it was developed, but Gearspace still has an active community where you can engage with sound producers, audio engineers, and enthusiasts. Compressing is just one of its top functions, especially if you want to use this method to enhance a part of the sound or experiment with the overall audio.

• Updated tutorials and forums.
• Different audio compressors with unique compression methods.
• Allow users to experiment with adjusting threshold, release, etc.
• Offer other audio editing tools like an enhancer and modifier.

Part 4. XConvert

Best For: Free audio compression for MP3, WMA, AAC, etc., and accessible on many browsers.

Ease of Use: User-friendly for both beginners and pros.

XConvert is an online audio compressing tool that offers a simple way to reduce file size. It supports popular audio formats, including FLAC, M4A, MP3, and more. The unique part of XConvert is the option of how you want to compress the audio. For example, you can choose to reduce while maintaining most of the original quality or customize the bitrate with the provided presets. Of course, it also has an adjustable level so that you can select the desired compression percentage. On top of that, this solution provides a built-in trimmer to cut unwanted parts of the audio before compressing it. All in all, XConvert is a flexible compressor with basic compression and editing functions that you can use without spending a dime.

• Support files for batch compression.
• Able to convert compressed audio to other formats.
• Provide custom, constant, and variable bit rates.
• Offer other compressors for other audio and video types.
• Configure the audio channel to mono and stereo.
• Change sample rate from 8000 Hz to 48000 Hz.

Part 5. Bonus: The Best Desktop Audio Compressor

Best For: Fast-speed audio compression with promising high-quality results.

Ease of Use: User-friendly for both beginners and pros.

Are you looking for a dedicated program that can compress audio without losing too much quality? Then, we suggest downloading Blu-ray Master Video Converter Ultimate with its all-in-one solution for media compression, conversion, and editing. The software includes a powerful audio compressor that supports MP3, WAV, AAC, OGG, and others. Its advanced algorithm recommends a compression option that balances the file size and output quality. However, it also offers built-in compression levels to allow you to manage the compression as you desire.

Furthermore, you can also change essential settings in the compressor, including the output format, sample rate, and bitrate. This professional tool awaits you to compress and edit media files without interruption! Get the free trial version by clicking the Free Download button.

• A robust audio compressor with a real-time purview.
• High-speed processing without quality distortion.
• Able to edit audio by trimming, splitting, etc.
• More powerful tools for audio modification and upscaling.
• Suitable for flexible audio and video editing.

Part 6. FAQs about Audio Compressor

• Why use an audio compressor?

  It will greatly impact your audio file by smoothing load and soft passages, enhancing transients, and creating unique sounds. Other than these, an MP3 compressor can reduce the file size, depending on its features, to recognize the compression level needed for an audio file.

• How to effectively compress sound files?

  First, you will have to search for a compressing tool that possesses an adjustable compression level. You can effectively reduce the file size by managing the threshold, ratio, attack, release, and sample rate of the audio. Consider experimenting, especially if you want to use a compressor to reduce file size or enhance some sound parts.

• What are lossy and lossless compressions?

  Lossy compression mainly focuses on removing some sound information to shrink the file size. It can significantly remove information that causes lower audio quality. Lossless compression works on reducing the size while maintaining the information. Still, it can only compress smaller than lossy, so the file size will still be large by the end.

Wrapping up

Provided with the best audio file compressors, which one did you choose? This article has the best recommendations that can compress with ease and unique features. On the other hand, it is best to invest in a dedicated desktop program that can compress audio files with care. Video Converter Ultimate not only reduces the file size, but it is also capable of providing you with lossless compression in just a few clicks. We encourage you to get the free trial version on Windows and Mac to experience hassle-free audio compression on your desktop.