epubonlineviewer.com — Read EPUB ebooks in your browser. Upload once, read anytime. No account required.
EPUB Online Viewer is a web app that lets you read EPUB ebooks directly in your browser. You upload your .epub files, and they stay in your device so you can open them again whenever you like—no sign-up, no cloud storage, no subscription.
- No account needed — Start reading right away. No email, no password.
- Your books stay with you — Files are stored locally in your browser (on your device). We don’t keep copies on our servers.
- One upload, read again anytime — Upload a book once; it appears in your library so you can open it again without uploading again.
- Works in your language — The app is available in many languages so you can use it in your preferred language.
- Full-screen reading — Switch to full-screen mode for a focused, distraction-free reading experience.
- Private — Your EPUBs never leave your device. Everything stays in your browser.
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Open the app
Go to epubonlineviewer.com. -
Choose what to do
- Upload a new file — Select an
.epubfile from your device. The app will add it to your library and you can start reading. - Open your library — See all EPUBs you’ve uploaded before. Click one to open it and continue reading.
- Upload a new file — Select an
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Read
- Use the reader to move between chapters and pages.
- Turn on full-screen mode when you want to read without other on-screen distractions.
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Come back later
- As long as you use the same browser and don’t clear site data, your uploaded books remain in your library. Open the app and pick a book from your library to read again.
- Getting started — Short guide on uploading and reading.
- What is an EPUB file? — Explanation of the EPUB format.
- Supported formats — Which files and sizes are supported.
- Keyboard shortcuts — Handy shortcuts in the reader.
- FAQ — Answers to common questions.
- About us — Who we are.
- Contact us — How to get in touch.
- Privacy policy and Terms of use — How we handle data and the rules for using the app.
See repository or project documentation.