Split a PDF Into Multiple Files

Most tools that claim to split a PDF really do one thing: chop it into a file per page and hand you a pile. That is useless when your actual document is a bundle of uneven sections, a cover letter, then a fifteen-page contract, then an appendix, all crammed into one file. The mode that matters here is custom ranges. Type 1-3, 4-16, 17- and you get three separate files in one pass, each cut exactly where the document actually breaks, each named for the pages it holds. That is the split most people are really after, and it is the one the free splitters tend to botch.

And all of it happens in your browser. Your PDF is read straight off your drive, cut on your own machine, and the new files built right there, with nothing uploaded at any point. For a stack of client contracts or a folder of tax forms, that is exactly what you need. The free online splitters make you hand your private document to a stranger's server and trust the fine print that promises to delete it later. This one never lets the file leave your computer, and you can watch the network tab stay silent the entire time.

1. Add your PDF. Drag it onto the drop zone or click to browse. The tool opens it immediately and shows the page count, so you know what you're working with before you choose anything.
2. Pick a split mode. One PDF per page, every N pages, or custom ranges. More on which to use below.
3. Set the details. For every N pages, type how many pages per file. For custom ranges, type your comma-separated groups. A live count tells you how many files you'll get before you commit.
4. Split. Click Split PDF. Each output file is built locally and listed underneath with its own page label and a Download button.
5. Download the parts you need. Grab them one at a time. Hit Clear to drop the file and start over, and since nothing was uploaded, there is nothing sitting on a server to clean up.

Three modes, and picking the right one saves you a lot of fiddling.

One PDF per page is the blunt option. A five-page file comes out as five files, one page each. Good when every page genuinely stands alone, a batch of scanned certificates, a sheet of separate receipts. On a long document it just buries you in files, so it's rarely what you want for a report.

Every N pages cuts fixed-size chunks. Set it to 2 and a six-page file becomes three pairs. Set it to 5 on a 22-page file and you get 5, 5, 5, 5, and 2, because the last file keeps the leftover pages rather than dropping them. This is the one for regular structure, a booklet where every article runs four pages, a scan where each record spans three sheets.

Custom ranges is the reason to reach for this tool. You type comma-separated groups and each group becomes its own file. 1-3, 4-6 gives you two files. 1-5, 6, 7-20 gives you three of wildly different sizes, because your document isn't uniform and the split shouldn't be either. A trailing dash like 17- means page 17 to the very end, so you never have to count to the last page. Type the pages backwards, 5-3, and it honors that too, putting pages 5, 4, 3 in that file in that order. The live count shows how many files you'll get before you click.

Rule of thumb: if every page stands alone, go per page, if there's a repeating rhythm use every N, and if you've got uneven sections and you know where the breaks fall, custom ranges is the one, which is what most messy real-world PDFs turn out to need.

People mix these three up constantly, and a few of the big sites blur the line to pad their feature lists. Split breaks one PDF into several files and keeps all of them, that's this tool. Extract does the reverse: you name a set of pages and it gathers just those into a single new file, leaving the rest behind. Delete also hands you one file, the whole document minus the pages you throw out.

So the tell is the file count. Want several files back? You're splitting. Want one file, whether by naming what to keep or what to drop? That's extract or delete, and either gets you there with fewer keystrokes than splitting into pieces and then discarding most of them.

Each output file is built by copying the real pages across, not by re-drawing them. So the important stuff comes over intact: text stays selectable and searchable, fonts stay embedded, images keep their resolution, nothing gets squeezed or re-compressed. The parts look exactly as sharp as the source.

A few things live at the document level, though, not the page level, and those don't always ride along when you cut a file apart. Worth knowing before you're surprised:

• Bookmarks, the clickable outline, belong to the whole document, so each split file starts fresh without that navigation tree. The pages are all there, just no table of contents.
• Internal links break when their target lands in a different file. A link on page 3 that jumps to page 40 has nowhere to point once page 40 is split off elsewhere. Links out to real websites still work fine.
• A digital signature won't validate on any of the parts. It's tied to the original file's exact bytes, and every split piece is a different document, so the signature fails by design. That is what a signature is supposed to do.
• Form fields can behave oddly once their page is pulled into its own file. Splitting a fillable form? Test that the fields still work before you send it anywhere.

None of this matters for the everyday job of cutting a normal document into sections, they're just the sharp edges worth knowing.