Convert 7z to ZIP
To convert 7z to ZIP, drop your .7z file into the converter on this page and press Convert to ZIP. The archive is read and its contents are repacked into a ZIP inside your browser, so nothing is uploaded.
Runs in your browser. Your file never leaves your device.Drop your 7z hereChoose a 7z to convert
It becomes a ZIP right in your browser, up to 100 MB
Your file never leaves your device
Works in airplane mode. See the proof
Limits, published exactly
| Where it runs | In your browser. The file never leaves your device. |
|---|---|
| Free conversions | Unlimited. No account, no ads, no queue, no watermark. |
| Max file size, free | 100 MB |
Why convert 7z to ZIP?
The 7z format squeezes files smaller than ZIP, which is why people use it, but that efficiency comes with a reach problem: almost every computer opens a ZIP with a double-click, while a .7z usually demands the recipient install 7-Zip first. When you need to hand a file to someone who just wants it to open, repacking to ZIP removes that hurdle. The contents are identical; only the container and its compression change. Because the unpacking happens on your machine, a private archive is never sent to an extraction site.
What is 7z?
7z is the 7-Zip archive format, prized for compressing smaller than ZIP thanks to its LZMA algorithm. The catch is reach: opening a .7z usually means installing 7-Zip, since most operating systems unzip ZIP out of the box but not 7z. Repacking to ZIP keeps the contents and drops the dependency.
What is ZIP?
ZIP is the archive format the whole computing world agreed on: a 1989 design that bundles files and folders into one compressed container using DEFLATE. Windows, macOS, Linux, phones and even email clients open ZIPs natively, with no extra software. It is not the strongest compressor available, but its universality made it the default way to hand someone a folder, attach multiple files or download a project.
Quality and what to expect
Every file and folder inside the 7z is extracted and written into a fresh ZIP with the same paths, so the directory tree is preserved. ZIP compresses less aggressively than 7z, so the resulting file is usually larger than the .7z was, which is the expected tradeoff for universal compatibility. Archives are read where the underlying library supports them; an encrypted archive cannot be repacked without its password.
7z to ZIP FAQ
Will the ZIP be bigger than the 7z?
Usually, yes. 7z compresses more tightly than ZIP, so converting trades some size for the fact that anything can open a ZIP without extra software.
Is the .7z uploaded to extract it?
No. The archive is decoded and rezipped by WebAssembly running in your browser, so the contents never leave your device.
Are folders inside the archive kept?
Yes. The full directory tree is preserved: every file is written into the ZIP under the same path it had inside the 7z.