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Open a S7Z archive online, free

Open and extract .S7Z archives online. Unzip, browse and download the files inside, free S7Z extractor.

Drop your .S7Z file here

Opens your .S7Z file right here.

Choose .S7Z file
Up to 2 GB · only the files you open are unpacked
Instant. Opens in seconds
Unpack on demand. One file at a time
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How to open a .S7Z file online

No extra software to download or install.

01

Pick your .S7Z file

Drag it in or click to choose it. We read its contents list first, so it opens right away without unpacking everything.

02

Browse what's inside

See every file with its size, how much it's compressed and its date, and search by name across all the folders.

03

Preview or download

Click a file to preview text or images, or save just that one. Need everything? Download it all as a single ZIP.

About .S7Z files

What a .S7Z file is, and what's inside it.

A .S7Z file is a compressed archive format used on Mac OS X. It typically contains one or more files reduced in size for storage or transfer. These archives are opened using utilities such as 7-zip and 7zX.

Programs that open .S7Z files

Windows
7-Zip
macOS
7zX
.S7Z format details
DeveloperN/A

Related viewers

Found something inside the archive? Open it here.

Do I have to unpack the whole .S7Z file?

No. The viewer reads its table of contents first and only unpacks a file when you click it. That works even with multi-gigabyte archives, because we read just the bytes we need.

Can I open password-protected archives?

Yes, for ZIP (ZipCrypto and AES) and 7Z. You'll be asked for the password,. We can't recover forgotten passwords.

Is my .S7Z file uploaded anywhere?

No. The code that unpacks the file is downloaded once and then reused.

Why does a .docx or .apk open as an archive?

Because they are ZIP archives under the hood. Office documents, Android apps, Java programs and EPUB books all use ZIP as their container.

What about split archives (.001, .z01, .part1.rar)?

Multi-part archives need all their parts. Today you can open the first part to see the file list; joining parts is on our roadmap.

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