How to extract 7z archives with ZipZip?
Upload
Select your .7z file. We support split archives (part 001, 002) as well.
LZMA Processing
WebAssembly technology extracts data locally. Your passwords and files are never sent to a server.
Save
Preview the contents and save the extracted documents to your device with one click.
Why use 7-Zip Online?
The 7z format is famous for its high compression ratio using LZMA2 algorithms. However, many operating systems don't support it out of the box. ZipZip allows you to open these archives on any device, including Mac, iPhone, and Android, without heavy software.
Frequently Asked Questions
Are multi-part 7z archives supported? ▼
Yes! If your archive is split (e.g., file.7z.001, file.7z.002), simply select all parts at once in the file picker, and ZipZip will handle the merge automatically.
Can I unzip a password-protected 7z? ▼
Absolutely. Our service supports encrypted archives. The decryption happens locally in your browser, keeping your password private and secure.