Use the free Count Words in PDF below: your PDF never leaves your browser — all work happens on your device, and nothing is uploaded to any server.
Why count words in a PDF?
Word counts run the writing world. Assignments have word limits. Articles are paid by the word. Translators quote by the word. Editors estimate reading time by the word. Yet PDFs hide their word count: unlike a word processor, a PDF reader rarely shows one. This tool fills that gap. Upload a PDF and get its total word count and character count, plus a breakdown per page, and an estimated reading time.
Students check essays against limits before submitting — being over by even a little can cost marks, and being far under can mean thin content. Freelancers verify that a delivered article matches the brief. Translators scope a job from the source document. Teachers gauge how long a reading assignment will actually take a class. In each case, guessing is replaced by a number.
How it works
The tool reads the text of every page with pdf.js, in your browser, and counts words by splitting the text on whitespace. Characters are counted too, including spaces, because some limits and quotes use characters rather than words. The per-page table shows where the words live: a dense introduction, a light appendix, a page that is mostly a table. Totals sit below the table, with a reading time estimated at 200 words per minute, the standard average for adult readers.
Nothing is uploaded. Your document is read locally, which matters for unpublished manuscripts, exam papers, and confidential reports.
Reading the per-page breakdown
The per-page table is more useful than the total alone. A page with zero words is probably an image, a blank page, or a scanned page with no text layer — worth knowing before you submit a document that should be all text. A page with far more words than its neighbours may be a wall of text that needs breaking up. A steady spread suggests even pacing; a sudden drop suggests a missing section.
For editors, the table maps the document shape. For students, it shows where to cut: the longest pages usually hold the most trimmable words. For translators, it shows which pages will take the longest.
What counts as a word?
Here, a word is a run of characters separated by spaces, tabs, or line breaks. That is the common, practical definition, and it matches what most word processors report closely — but not exactly. Different tools treat hyphenated words, numbers, and punctuation slightly differently, so two counters can disagree by a small percentage on the same document. If a limit is strict, treat the count as a guide and leave a margin. A document counted at 99 percent of a limit by this tool is safe; one at 100.5 percent deserves a trim regardless of which counter you trust.
Numbers count as words here, as they do in most counters. So do standalone symbols separated by spaces. That is worth knowing for documents heavy in tables and figures.
Reading time, honestly
The reading time estimate divides the word count by 200 words per minute. Real reading speed varies: technical text is slower, light prose is faster, and a reader studying for an exam is slower than one skimming. Treat the estimate as a planning aid, not a promise. For a class assignment, doubling it gives a realistic study time. For a speech, reading aloud is slower still — around 130 words per minute — so a speech draft needs its own timing.
Limits
Scanned PDFs without a text layer report few or no words, because there is no text to count — the pages are pictures. If your document is a scan, run text recognition (OCR) first, or accept that the count reflects only the text layer. The tool also cannot count words inside images, charts, or embedded pictures, for the same reason.
Finally, the tool counts what is in the file, including headers, footers, and repeated page furniture. If your assignment limit excludes headers or a bibliography, subtract those pages or sections yourself.
Common questions
Why does my word processor show a different count? Different tools split words slightly differently. Small differences are normal; large ones usually mean one tool counted something the other did not, like a text box or a scanned page.
Does it count words in tables? Yes, if the table text is part of the PDF text layer.
Is my file uploaded? No. Counting happens entirely in your browser.