Open ZIP files online
ZIP is the most common archive format. The viewer lists every file inside, and you can open any of them right here or download a single extracted file — no extraction tool needed.
Drop a ZIP file to open it
or click to choose — everything stays on your device
Choose file🔒 100% private — files never leave your browser
What is a ZIP file?
ZIP is the most common archive format. The viewer lists every file inside, and you can open any of them right here or download a single extracted file — no extraction tool needed. The .ZIP extension identifies a ZIP archive file, which is served with the application/zip media type. You can open it here instantly — drop the file into the box above and it renders in your browser. Nothing is uploaded.
Besides this free online viewer, you can open ZIP files in desktop apps such as Windows Explorer, 7-Zip, The Unarchiver — but here all you need is a web browser.
Quick facts
| Format | ZIP — ZIP archive |
|---|---|
| File extensions | .zip |
| MIME type | application/zip |
| Developer | Phil Katz (1989) |
| Category | Archives |
| Also opens in | Windows Explorer, 7-Zip, The Unarchiver |
How to open a ZIP file online
- Click Choose file above, or drag your ZIP file onto the box.
- The right viewer loads automatically and renders your file.
- Read, scroll or page through it. To open a different file, choose Open another file.
100% private — files never leave your browser.
Libraries used to render ZIP in the browser
This viewer is built entirely with open-source JavaScript that runs in your browser:
Frequently asked questions
What is a .ZIP file?
A .ZIP file is a ZIP archive, identified by the application/zip media type. You can open and read it instantly in the viewer above without installing anything.
What programs open ZIP files?
On the desktop, ZIP files typically open in Windows Explorer, 7-Zip, The Unarchiver. Online, this page opens them in any modern browser — nothing to download.
Is it safe to open my ZIP file here?
Yes. The file is read and rendered entirely by JavaScript inside your own browser. It is never uploaded to a server, so nothing leaves your device.
Do I need to install anything to view a ZIP file?
No. There is nothing to install and no account to create. Open the page, drop your file, and it displays instantly.
Does it work on my phone or iPad?
Yes. The viewer is fully responsive and works in modern mobile and tablet browsers such as Safari and Chrome.
Is there a file size limit?
There is no hard limit, but very large files depend on your device’s memory. Big files are processed in the background so the page stays responsive.