macOS

How do I compress files on Mac?

Updated 2026-08-14

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Quick answer

To compress files on a Mac, you can use the built-in 'Compress' feature available in Finder. This allows you to create a ZIP file of selected items quickly.

Compressing files on a Mac is straightforward using Finder's built-in functionality, which allows for easy file management and sharing.

Steps

  1. 1

    Select Files or Folders

    Open Finder and select the files or folders you want to compress. You can hold down the Command key to select multiple items.

  2. 2

    Compress Selected Items

    Right-click on the selected items and choose 'Compress' from the context menu. Alternatively, you can go to the 'File' menu at the top and select 'Compress'.

  3. 3

    Locate the Compressed File

    A new ZIP file will be created in the same location as the original files, named 'Archive.zip' or similar. You can rename it as needed.

How to Compress Files Using Finder

Finder provides a simple way to compress files into a ZIP format. This method is efficient for reducing file sizes and grouping multiple files.

Alternative Compression Tools

While Finder is convenient, there are third-party applications available, such as Keka or The Unarchiver, that offer additional compression formats and options.

Watch out for

  • Compression may not significantly reduce the size of already compressed files, such as JPEG images or MP3 audio files.

FAQ

Can I compress files into formats other than ZIP?

Finder only creates ZIP files. For other formats, consider using third-party applications like Keka or WinZip.

Does compressing files reduce their quality?

Compression reduces file size but does not affect the quality of files like images or audio. However, some formats may lose quality during compression.

Is there a limit to the size of files I can compress?

There is no specific limit imposed by macOS, but very large files may take longer to compress and could affect system performance during the process.