How to Compress Audio Files on Different Devices

Discover how to compress audio files effortlessly. Explore the top tools, tips for adjustable quality settings, and tips to reduce file size for storage, sending, uploading, and other usage.

how to compress audio files
CapCut
CapCut2024-08-06
0 min(s)

Compressing audio files is a great way to reduce their size without compromising quality. Whether you're looking to save space on your device, make sharing easier, or just tidy up your audio library, knowing how to compress audio files can be incredibly useful. In this article, we'll explore straightforward methods to quickly and efficiently shrink your audio files using a PC, online tools, or mobile apps, helping you manage your digital content with ease.

Table of content

What is an audio file compress

Audio file compression reduces the size of an audio file by encoding the data more efficiently. This process maintains the file's sound quality while making it smaller, which helps save storage space and facilitates easier sharing. Compression can be either lossy, which removes some audio data to achieve smaller file sizes (e.g., MP3), or lossless, which compresses the file without losing any audio quality (e.g., FLAC).

Why compress audio files

Knowing how to compress a music file offers several benefits, making it a practical step for many users. Here are five reasons why you might want to compress your audio files:

  • Save storage space
  • Compressing audio files reduces their size, allowing you to store more files on your device or cloud storage. This is particularly useful if you're working with large music libraries or high-quality recordings.
  • Ease of sharing
  • Smaller audio files are quicker to upload and download, making sharing files via email, messaging apps, or social media much more efficient. This helps in avoiding upload errors and long wait times.
  • Faster streaming
  • Compressed files require less bandwidth, which can improve streaming performance. This is essential for uninterrupted playback on various platforms and devices at varying internet speeds.
  • Improved organization
  • Reducing file sizes can help keep your audio library well-organized. Smaller files take up less space, making it easier to manage and sort your collection without clutter.
  • Enhanced compatibility

Many platforms and devices have size limitations for audio files. Compressing your files ensures they meet these requirements and are compatible with a wider range of systems and applications.

How to compress audio files on a PC

If you’re looking to compress audio files on your PC, various methods are available to simplify the process. The CapCut desktop video editor is one of the best tools when it comes to learning how to make audio files smaller.

CapCut desktop video editor: The most efficient way to compress audio files

CapCut desktop video editor is versatile video editing software that offers a wide range of tools for creating professional-quality videos easily. One notable feature is its ability to compress audio files, enabling you to reduce file sizes while maintaining sound quality. With its intuitive interface, CapCut makes it easy to shrink file sizes quickly without compromising too much detail.


Interface of the CapCut desktop video editor - the robust tool to compress audio without quality loss

Key features

  • High-quality audio compression
  • Compressing audio files by cutting unwanted parts without significant loss in sound quality, preserving the clarity and detail of your audio.
  • Rapid processing to save time
  • Speeds up the audio and video compression process, allowing you to quickly manage and edit large files, improving overall efficiency.
  • Fine-tune audio with versatile tools
  • Provides advanced editing options to adjust and even transcribe and translate audio, enhancing overall sound performance and user satisfaction.
  • Multi-track editing

Enables you to work with multiple audio tracks at the same time, allowing for the creation of complex soundscapes and layered audio experiences.

How to compress audio file size with CapCut

To compress audio files, download the free CapCut desktop video editor from the button below and run the installer. Follow the setup instructions, then sign in using your Facebook, Google, or TikTok account.

    Step
  1. Upload the audio file
  2. Open CapCut and start a new project. Click on "Import" to upload your audio file from your device. CapCut supports all major audio formats.
  3. 
    Uploading audio file for compression in the CapCut desktop video editor
  4. Step
  5. Adjust and refine the audio
  6. After importing your audio file, drag it to the timeline. You can refine it using various editing features like trimming or splitting the audio to remove unwanted segments. This will reduce the audio size without losing quality. You can also adjust the volume level and apply fade-in or fade-out effects. Further, you can normalize the voice for consistent sound levels.
  7. 
    Fine-tuning the audio using various features of the Capcut desktop video editor
  8. Step
  9. Compress and export

Once you are done, go to the “Export” option. Uncheck the video option and check the audio option. Select formats like MP3 or FLAC for smaller audio sizes without compromising quality. Click "Export" to save your audio to your device.


 Exporting audio after compression in the CapCut desktop video editor

How to compress audio files online

For those who prefer a quick and convenient solution, compressing audio files online can be a practical choice. Online tools provide an accessible way to reduce file sizes without needing to install additional software.

OnlineConverter

OnlineConverter is a straightforward tool designed to help you compress and convert audio files with ease. Its simple interface ensures that anyone can quickly reduce the size of audio files for easier storage and sharing. With a focus on efficiency and ease of use, OnlineConverter is an excellent choice for those looking to manage their audio files effectively.

Key features

  • The easy-to-navigate design makes the compression process quick and hassle-free.
  • Fast conversion speeds save you time when compressing your audio files.
  • Being an online tool, it doesn't require any software downloads or installations.
  • Offers audio file compression and conversion at no cost, making it accessible to everyone.

How to compress a sound file with OnlineConverter

Here is how to compress music files using OnlineConverter:

    Step
  1. Upload your file
  2. First, open your web browser and go to the OnlineConverter website. Navigate to the "Choose File" option to upload your audio file from your computer.
  3. Step
  4. Select compression quality
  5. After uploading your file, you will see various options for audio quality settings. Choose the quality setting that best suits your needs from the various options available.
  6. Step
  7. Compress and download the file

Click the "Convert" option to start the compression process. The tool will upload and process your file, which may take a few moments. Once the compression is complete, you will be redirected to a web page displaying the conversion results. Click the download link and save your newly compressed audio file to your computer.


OnlineConverter editor interface showing how to make audio files smaller

How to compress audio files on mobile

When it comes to managing audio files on your mobile device, there are plenty of tools available that can help you understand how to compress a song or other audio files efficiently. These mobile apps offer flexibility, allowing you to reduce file sizes on the go. Here are popular apps for Android and iPhone to compress audio files without losing quality.

M4A Audio Compressor: The best way to compress audio files on Android

M4A Audio Compressor is a top-rated app designed to help Android users compress their audio files efficiently. It supports various audio formats, making it easy for anyone to reduce file sizes without compromising on quality. Whether you're dealing with music, recordings, or podcasts, M4A Audio Compressor provides reliable and efficient solutions.

Key features

  • Compatible with various audio formats, including MP3, WAV, and M4A, ensuring flexibility in file compression.
  • An intuitive design that makes it easy to navigate and use, even for beginners.
  • Fast compression times allow you to reduce file sizes efficiently without long waits.
  • Options to adjust compression levels that give you control over the balance between file size and audio quality.

How to compress a sound file with M4A Audio Compressor

Here are steps on how to compress the audio file with MP4 Audio Compressor:

    Step
  1. Choose files
  2. Open the M4A Audio Compressor app and tap on the "Choose files" button. This will open a file explorer interface where you can choose the audio you want to compress. Once selected, the file will appear on the app's main screen.
  3. Step
  4. Set compression settings
  5. After selecting your file, tap on the "Next" button. You will be presented with various options to adjust the compression level. Set the desired compression level and choose the output directory to save the compressed file.
  6. Step
  7. Start compression and download the file

Once you've set the compression settings, tap the "Start" button to begin the compression process. The app will process the file and once finished, it will display the compression results. You can then download and save the compressed audio file from the output directory.


M4A Audio Compressor editor interface showing how to compress audio files

MP3 Shrink: The best way to compress audio files on iPhone

MP3 Shrink is a top-tier app for iPhone users designed to effortlessly compress audio files while maintaining quality. With a simple interface and powerful compression algorithms, MP3 Shrink ensures your music and audio files take up less space without compromising on sound. It is ideal for anyone looking to optimize storage and manage their audio library efficiently.

Key features

  • MP3 Shrink uses advanced algorithms to compress audio files without losing quality.
  • The app's clean and intuitive design makes it easy for anyone to use.
  • Compress multiple files at once to save time and effort.
  • Adjust the compression rate and output quality according to your preferences.

How to compress a sound file with MP3 Shrink

    Step
  1. Select the audio file
  2. Open the app and choose the audio file you want to compress. You can see the file size displayed to know its current size before compression.
  3. Step
  4. Choose compression options
  5. Select the desired compression level. You have options like Normal Compression or High Compression, with the estimated reduced file sizes shown for each option.
  6. Step
  7. Review compression results
  8. After the compression process, review the results. The app will show the new file size and the percentage reduction achieved. You can compare the original and compressed file sizes easily.
  9. Step
  10. Play and export

Listen to the compressed audio to ensure it meets your expectations. If satisfied, you can export the compressed file by clicking the "Export compressed" button.


Image showing how to compress audio file size on iPhone using MP3 Shrink

Understanding when to use Lossy vs. lossless compression

Choosing between lossy and lossless compression depends on your specific needs. For everyday use, streaming, and online sharing, lossy compression provides a practical solution with smaller file sizes. However, for professional audio production, archiving, and high-quality listening, lossless compression is the preferred choice due to its ability to retain the original audio quality.

Lossy compression

Lossy compression significantly reduces audio file size by discarding some data, making it ideal for scenarios where storage space and bandwidth are limited. This type of compression is perfect for streaming audio and sharing files online quickly and efficiently. However, this method sacrifices some audio quality, which can be noticeable in high-fidelity audio settings.

When to use lossy compression

  • When bandwidth is a concern, such as with online music and video streaming platforms.
  • For quick and easy sharing of audio files via email or social media.
  • Suitable for everyday use where perfect audio quality is not critical.

Lossless compression

Lossless compression retains all the original audio data, ensuring that the quality is preserved while still reducing the file size. This makes it an excellent choice for archiving, professional audio work, and any scenario where maintaining the highest audio fidelity is essential.

When to use lossless compression

  • For storing audio files without losing any quality, ensuring future-proof preservation.
  • In music production, sound engineering, and other professional settings, where audio quality cannot be compromised.
  • For audiophiles and critical listening environments where every detail matters.

Conclusion

Now, you know how to compress audio files without losing quality across different devices. Whether you are using a mobile device, a computer, or an online tool, each method offers its unique benefits for reducing file sizes while maintaining sound quality. For a streamlined and versatile approach to audio compression, consider using the CapCut desktop video editor. With its advanced features and optimal export settings, it simplifies the process of compressing audio files, providing both convenience and high-quality results.

FAQs

  1. How do I make an audio file smaller on a PC?
  2. You can use the CapCut desktop video editor to reduce the size of audio files and make them smaller. You can do this by trimming unwanted segments of audio to reduce the size without losing quality. Additionally, it provides various audio editing tools like trimming, splitting, and adding audio effects, making it a top choice for all your audio editing needs.
  3. What settings to use for the best audio file compression?
  4. For optimal audio file compression, use MP3 or AAC formats with a bit rate of 128-256 kbps. Employ variable bit rate (VBR) mode to balance quality and file size efficiently. Additionally, you can use the CapCut desktop video editor to compress audio by trimming unwanted parts and exporting it to MP3, AAC, or any other formats to reduce file size.
  5. Which is the best audio file compressor offline?
  6. Audacity is often considered the best offline audio file compressor due to its wide range of features and user-friendly interface. Alternatively, you can use the CapCut desktop video editor, which provides a powerful trimming feature to remove unwanted segments from the video and export it to smaller files like MP3 or FLAC to reduce file size.
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