PDF Rotate Tool
A free, browser-based file tool. Runs entirely in your browser — no sign up, nothing stored.
100% FreeRuns in your browserBasic
Rotate pages
Drag & drop a PDF here, or
Processed on your device — never uploaded.
How to use this calculator
- Drop in a PDF.
- Choose which pages (all or e.g. 1,3,5-7) and the rotation angle.
- Download the rotated PDF.
How it works
Rotates the selected pages by 90°, 180° or 270° using pdf-lib, entirely in your browser. The original file is never uploaded.
Worked example
Fix a sideways scan. Rotate page 2 by 90° clockwise and download the corrected PDF.
Tips
- Your files are processed locally in your browser. They are not uploaded to Zerdly.
Frequently asked questions
Are my files uploaded?
No — everything happens locally in your browser; nothing is sent to a server.
Password-protected PDFs?
Encrypted PDFs can't be processed in the browser — remove the password first.
Related tools
Tip: Enter any known values to calculate the remaining results.
All calculations run in your browser. Your inputs are never saved or transmitted.