Part of Text tools: See all Text tools.
What is Unzip?
Extract files and folders from ZIP archives directly in your browser. View the archive contents before extracting, and download individual files or the entire extracted contents.
How to use Unzip
- Upload a ZIP file from your device.
- Browse the archive contents displayed in a file tree view.
- Select specific files to extract or choose 'Extract All' for everything.
- Download extracted files individually or as a folder.
Why use this tool?
Open ZIP archives on any device without installing WinZip or 7-Zip. This free browser-based ZIP extractor lets you preview archive contents and selectively extract only the files you need.
FAQ
- Can I extract password-protected ZIP files?
- Yes, if the ZIP is password-protected you will be prompted to enter the password before extraction.
- What is the maximum ZIP file size?
- The tool run online, so the limit depends on your device's available memory. ZIP files up to 200 MB work well on most devices.
- Does it support other archive formats like RAR or 7z?
- This tool is specifically for ZIP archives. RAR and 7z formats require different tools.
- Can I preview files inside the ZIP before extracting?
- Yes, the file tree shows all contents including file names, sizes, and folder structure so you can decide what to extract.
- Is this tool safe?
- Yes, all extraction happens in your browser. No files are uploaded to any server.
Unzip — In-Depth Guide
Unzipping files directly in the browser is exceptionally convenient when you receive compressed ZIP archives but lack desktop extraction software, are working on a restricted or managed corporate computer, or simply prefer not to install additional applications. Simply upload the ZIP file and browse, preview, or selectively download its individual contents. This browser-based approach is especially useful on shared workstations, Chromebooks, school computers, or tablets where installing third-party software is not permitted or practical.
Professionals and business users receiving ZIP attachments via email can extract and thoroughly browse the archive contents immediately without needing to download and save the entire archive to their local device storage first. This convenient capability is particularly practical for quickly reviewing documents, images, spreadsheets, or data files while on the go from any device that has access to a modern web browser. All extraction processing happens entirely locally in your browser for privacy.
Developers, designers, and creative professionals frequently receive asset packages, code libraries, font collections, and resource bundles as compressed ZIP files from clients, vendors, and collaborators. Browser-based extraction lets you quickly inspect the complete archive contents listing and selectively download only the specific individual files you actually need, rather than extracting and storing the entire archive on your device. This targeted and selective approach saves considerable time and storage when you only need specific files.
Students, job seekers, and non-technical users receiving assignment files, course materials, or interview preparation packages as ZIP archives can extract them easily and confidently on any device without requiring any specialized technical knowledge or experience. The simple and intuitive upload-and-extract workflow completely removes technical barriers for users who might otherwise struggle with command-line extraction tools, unfamiliar archive management software, or different operating system conventions for handling compressed files.
What a ZIP file actually is
A ZIP file is not a single document — it is a container that bundles many files and folders into one, usually compressed to save space. This is why you cannot just open a ZIP and read its contents the way you would a PDF; you have to extract the files inside first, unpacking the bundle back into the individual files it holds. Historically this meant installing desktop software like WinZip or 7-Zip. Doing it in the browser removes that step entirely: you upload the archive, see what is inside, and pull out exactly the files you want, on any device, without installing anything — which matters most on the machines where you are least able to install software, like a locked-down work laptop or a borrowed computer.
Look before you extract
The most useful habit with any archive is to inspect its contents before extracting, and a browser extractor that shows the file tree makes this easy. Previewing the archive tells you several things worth knowing in advance: whether it contains the one file you actually need (so you can extract just that, not the whole thing), whether it is a well-organised set of folders or a chaotic dump, and — importantly — whether it contains anything unexpected. An archive from an untrusted source that claims to be a document but contains an executable is a classic malware delivery method, and seeing the file list before you extract gives you the chance to notice and stop. Preview first; extract second.
Selective extraction beats extract-all
When you only need one document out of a fifty-file archive, extracting everything is wasteful — it clutters your downloads and forces you to hunt for the one file that mattered. Selective extraction, pulling out just the files you choose, is both faster and tidier. The all-or-nothing approach makes sense when you genuinely want the complete contents (restoring a backup, unpacking a project), but for the common case of "I just need the invoice from this bundle of receipts", picking the single file is the cleaner path. Browsing the tree and choosing is the difference between a precise retrieval and a download-folder mess.
The things that go wrong with archives
A few archive realities cause most of the confusion. Password-protected ZIPs cannot be extracted without the password — encryption is doing its job, and no tool can bypass it; you need the password from whoever made the archive. Corrupted archives, often from an interrupted or incomplete download, will fail to extract or extract partially; re-downloading the full file usually fixes it. Nested archives (a ZIP inside a ZIP) need extracting more than once, each layer separately. And filename encoding issues can garble names with non-English characters if the archive was created on a system using a different character set. Recognising which of these you are hitting turns a baffling failure into an obvious next step.
Compression is not encryption
It is worth being clear about what a plain ZIP does and does not do for privacy, because people often assume zipping protects a file. Compression makes a file smaller; it does not hide its contents. Anyone with the ZIP can extract and read everything inside unless the archive was specifically created with a password and encryption. So zipping sensitive documents to email them provides convenience (one attachment instead of twenty) but no security on its own. If the contents are confidential, the archive needs to be password-protected at creation time — and the password shared through a different channel than the file itself.
A clean extraction workflow
Put it together and the reliable routine is short: upload the archive, browse the tree to confirm it contains what you expect and nothing alarming, extract either the specific files you need or everything if that is the goal, and download. The file is processed for your request and not retained afterward, so even sensitive archives do not linger. If you find yourself needing the reverse operation — bundling several files into one archive to send or store — that is the natural companion task, and the same browser-based approach avoids installing desktop compression software for it too.
Also try
Related tools that work well with this one: