How to create a ZIP file on Mac

Q: How do I make a zip on a Mac without installing anything?

Either use Finder's built-in **Compress** command (no install required, it ships with macOS), or open [ZipTool](/create-zip-online) in your browser and click **Create zip** — the browser path needs no install and never uploads your files.

Q: Does the browser zip maker upload my files?

No. Compression runs entirely in your browser tab and the `.zip` is produced locally; your files are never transmitted to a server, stored, or handed to a third party. You can confirm it in DevTools (the Network tab shows no upload of your files) and by building a zip with the internet disconnected, which still works.

There are two good ways to make a .zip on a Mac, and the best one depends on what you are doing. The built-in way — Finder's Compress command — is already on your Mac, needs no setup, and is the right default for everyday use. The browser way — an in-browser zip maker like ZipTool — is for when you cannot or do not want to install anything, want your files to stay private (never uploaded), or want to build the archive and preview it immediately.

This page covers both honestly. The Finder method is fast and free and creates a perfectly standard .zip; the browser method trades a little setup-free convenience for a verifiable no-upload guarantee and a few extra options. Neither is "better" in the abstract — pick by your situation.

Method 1 — Create a zip with Finder (the built-in way)

macOS can create a .zip out of the box, with no extra software. This is the fastest path for everyday archiving on your own Mac.

Select the file(s) or folder you want to compress in Finder. To pick several, hold Command and click each one; to pick a folder, select the folder itself.
Right-click (or Control-click) the selection.
Choose Compress. The menu item reads "Compress Items" for multiple files or "Compress \"FolderName\"" for a folder.
A .zip appears in the same folder, named Archive.zip for multiple items or after the single item / folder. You can rename it.

What Finder zips do and do not do

A Finder zip is a standard, universally-openable .zip — it preserves your folder structure and uses ordinary deflate compression, so the result opens on Windows, iOS, Android, and any other Mac with no special software.

The limit to know about is encryption: Finder's Compress produces an *unencrypted* archive, and if you reach for the Terminal zip -e command for a password it uses the weak older ZipCrypto scheme, which is not considered secure. For a genuinely protected archive on macOS, use Keka (or another tool that offers AES-256) instead of the built-in. For the full walkthrough across every method, see the general how to create a zip file guide.

Method 2 — Create a zip in your browser (no install, no upload)

Sometimes you do not want to use — or cannot use — a desktop tool. A locked-down work Mac may stop you installing anything; a borrowed or shared Mac may not be yours to configure; and sometimes the files are sensitive enough that you want a guarantee they are never sent to a server. In all of those cases, creating the zip in your browser is the better path.

Open ZipTool, click Create zip in the toolbar, add your files or a whole folder to the dropzone, name the archive, and click Create. The compression runs entirely in your browser tab — your files are packaged on your device and the .zip downloads locally. There is no account and no upload queue, because there is no backend doing the work. If you leave "open in workspace" checked, the freshly built zip loads straight into the viewer so you can browse and preview exactly what you just made.

Which method should you use?

A quick rule of thumb:

Use Finder for fast, everyday local archiving — bundling files to email, tidying a folder, or making a quick backup. It is already there and friction-free.
Use the browser tool when you cannot install software (managed or loaner Mac), when the files are confidential and you want them never uploaded, or when you want to build the zip and immediately preview what is inside it.
Use Keka or 7-Zip for Mac when you need a password (AES-256), stronger compression (7z), or multi-part archives. The built-in and the browser tool both produce a standard unencrypted deflate zip.

Frequently asked questions

How do I create a zip file on a Mac?

The built-in way: in Finder, select the files or folder, right-click, and choose Compress. A .zip appears in the same folder. That covers the majority of everyday cases with no extra software. For a no-install, no-upload alternative, use an in-browser zip maker.

How do I make a zip on a Mac without installing anything?

Either use Finder's built-in Compress command (no install required, it ships with macOS), or open ZipTool in your browser and click Create zip — the browser path needs no install and never uploads your files.

Can I create a password-protected zip on Mac?

Not with Finder's Compress — it makes an unencrypted archive, and the Terminal zip -e command uses the weak ZipCrypto scheme. For real protection, use Keka (or another macOS tool) and choose AES-256 encryption. See the general how to create a zip file guide for details; avoid the weak ZipCrypto scheme older tools default to.

Does the browser zip maker upload my files?

No. Compression runs entirely in your browser tab and the .zip is produced locally; your files are never transmitted to a server, stored, or handed to a third party. You can confirm it in DevTools (the Network tab shows no upload of your files) and by building a zip with the internet disconnected, which still works.

Does creating a zip on Mac preserve my folder structure?

Yes. Both Finder's Compress and the browser tool keep subfolders and relative paths intact, so extracting the archive later reconstructs the original tree instead of dumping a flat list of files.