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Book Word Counter
Upload an EPUB, TXT, or Markdown file to get a word count breakdown: total words, characters with and without spaces, an estimated page count at 250 words per page, the number of chapters, and, for EPUBs, the word count of each chapter, longest first. Download the numbers as a text report.
Written by Jay Sudha · Published · Last updated
Input formats
Output formats
Common uses
- Check total word count of a manuscript before submission
- Identify short chapters that may need expanding
- Verify chapter word count targets are met
- Calculate estimated page count for printing
Limitations
- Word count is based on extracted text content; front matter, copyright pages and notes in the reading order are included.
- Word documents, MOBI and PDF files are not counted; export the text as EPUB, TXT or Markdown first.
- TXT and Markdown files have no chapters, so they get totals only.
Your e-book files, handled privately
This tool runs entirely in your browser. On this site, your files are not uploaded to a server. This tool does not remove DRM or bypass copyright protection. Only upload files you own or have permission to process.
When a chapter-by-chapter count helps
Book Word Count is built for people who need to know not just how long a manuscript is, but where its length sits. Authors checking a draft against a submission target, self-publishers sizing a book for print, and editors scanning for a chapter that runs thin or balloons past the rest all get the same single view: total words, characters, an estimated page count, and a count of chapters, followed by a per-chapter bar breakdown sorted longest to shortest.
It fits naturally into ebook and publishing workflows where the source is already an EPUB, plain text export, or Markdown draft. Because the chapter list is ranked by length with a proportional bar for each, it is quick to spot the outlier chapter, confirm that every chapter clears a word-count floor, or decide where to split or merge sections before a next pass.
It also works for lighter, everyday checks: estimating a paperback page count at 250 words per page, or pulling a quick character count for a blurb or description. It is a read-only measuring tool, not an editor, so nothing in your file is changed.
Dropping a file and reading the result
The flow is one step. Drop or select a file and the tool reads it in your browser, extracts the text, and shows the stats immediately. Accepted formats are EPUB, TXT, and Markdown (.epub, .txt, .md). For EPUB, the tool parses the package and extracts each chapter separately, so the per-chapter breakdown reflects the book's real internal structure. A plain text or Markdown file has no chapter structure to read, so the whole file is treated as one unit and you get totals only, without a per-chapter chart.
Words are counted by splitting text on whitespace and dropping empty fragments, so hyphenated words, contractions, and standalone numbers each count as one word. Characters are reported both with and without spaces, and the page estimate is words divided by 250, rounded up. You can download a plain-text report listing the totals and the per-chapter counts, named after your file.
One note on scope: DRM-protected EPUBs cannot be read and are rejected with a clear message rather than a wrong number, and Word documents, MOBI and PDF files are refused rather than read as text, which would give a meaningless count.
Where the count can mislead
The number reflects the text the tool can extract, not an editorial word count. In an EPUB that includes the copyright page, a contents page written as ordinary text, notes, and other front and back matter, which inflates the total above the prose a publisher would count. Treat the figure as a close measurement of the file's contents rather than a definitive manuscript length.
The most common mismatch is expecting a Word document to work. Export it to TXT, or rely on Word's own count, because a .docx is refused here. A second surprise is the per-chapter chart not appearing: that is expected for TXT and Markdown, since those formats carry no chapter divisions for the tool to split on.
The page estimate is a single fixed assumption of 250 words per page and does not account for trim size, font, margins, images, or front and back matter, so it will differ from what a layout program produces. Counting rules also differ between tools, so a small gap against another counter is normal, not an error.
Checking your result before you rely on it
Start by confirming the file actually loaded: the format should be EPUB, TXT, or Markdown, and the chapter count should match what you expect. If an EPUB total looks high, remember that front matter and notes are folded in, so sanity-check against the prose you know is there. Scan the per-chapter bars for anything unexpected, such as a near-empty entry that is really a title or copyright page.
Treat the estimated page count as a rough guide tied to the 250-words-per-page assumption, not a typesetting figure, and read the character counts knowing one is with spaces and one without. Downloading the report gives you a dated record you can compare against a later draft to see how counts moved.
For any official, financial, or legal use, such as a contract that specifies a word count, a grant or assignment with a hard limit, or a submission with a binding ceiling, verify the number against an independent count and the counting rules that apply to that requirement. The figure here is a useful working estimate, not an authoritative measurement to submit unchecked.
Frequently asked questions
Words are counted by splitting on whitespace. Numbers, hyphenated words, and contractions each count as one word.
Words divided by 250, rounded up: a common average for a paperback page. Trim size, font, images and layout change the real number.
EPUB, TXT and Markdown, counted in your browser. Word documents, MOBI and PDF files are refused rather than read as text, which would give a meaningless count; export the text as TXT, or the book as EPUB, first.
No. The text is read and counted in your browser. On this site, your files are not uploaded to our servers; the word count report is produced on your device.
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Tool last reviewed: September 27, 2026 · Report a problem