Extract ZIP archives
Browse the contents of any ZIP file and extract individual entries — all in your browser, no upload needed.
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Select a ZIP file
Up to 500MB ZIP archives.
Max file size: 500MB
or drag and drop · press Enter to browse
How to Use
- Upload a .zip file.
- Preview its contents in the list.
- Click Extract all to unpack every entry.
- Download files individually.
- Verify the output file in your device's download folder.
- You can adjust settings and process new files immediately without any restrictions.
All processing is done in your browser, and files are never sent to a server.
Frequently Asked Questions
No. Encrypted ZIPs are not supported by JSZip in the browser.
Only ZIP is supported. RAR and 7z need different libraries.
No. Extraction happens entirely in your browser memory.
No. All operations are processed entirely inside your browser's local sandbox using client-side APIs (like WebAssembly, pdf-lib, or HTML5 Canvas). Your files and data never leave your device.
The tool is completely free with no usage limits. However, since processing occurs in your browser's memory, we recommend keeping file sizes under 50MB (especially for heavy files like PDFs or videos) to ensure stability.
No. All tools on ConvertBox are 100% free. We do not insert watermarks, limit features, or require any registration or payment.
Yes. Once the page and its local library dependencies are loaded in your browser, the conversion logic runs completely offline without needing an active internet connection.