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Online File Compressor

Select multiple files or a complete folder, preserve its structure, choose a compression level, and create ZIP or TAR.GZ locally without uploading anything.

Add files or folders to compress

Drag and drop, select multiple files, or choose a complete folder—up to 20,000 files and 2.00 GB total.

Entirely local
Keeps folder structure
ZIP and TAR.GZ

About Online File Compressor

Package files and folders as ZIP or TAR.GZ locally. Select multiple files or a complete folder, preserve its structure, choose a compression level, and create ZIP or TAR.GZ locally without uploading anything. The core workflow is designed to run in your current browser.

Key capabilities

  • Select folders while preserving their original structure
  • Create universal ZIP or TAR.GZ archives
  • Store, fast, balanced, and maximum compression
  • Files stay inside this browser

Useful for

  • Package a group of files for simple sharing
  • Bundle project files while skipping common junk folders
  • Prepare an archive for backups or device transfers

Frequently asked questions

Is Online File Compressor free to use online?

Yes. Online File Compressor opens in a modern browser and does not require desktop software installation.

What is Online File Compressor useful for?

Common use cases include Package a group of files for simple sharing; Bundle project files while skipping common junk folders.

Is my input or file uploaded?

The core processing workflow is designed to run locally in the browser. Key capabilities include Select folders while preserving their original structure, Create universal ZIP or TAR.GZ archives, Store, fast, balanced, and maximum compression; account, comments, and anonymous analytics may still create normal site requests.

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