Edit PDFs in your browser — merge, split, rotate pages, and reorganize. No software installation needed.
Drop a PDF file onto the editor or click Upload PDF. The file is processed entirely in your browser — nothing is uploaded to any server.
Click any thumbnail on the left to view that page. Use the ‹ › buttons or arrow keys to move between pages.
Select a page and click ↺ or ↻ to rotate it 90°. The rotation is shown on the thumbnail and applied when you download.
Click × on any thumbnail to mark a page for deletion. Click ↩ to restore it. Deleted pages are excluded from the download.
Click the Type tool, then click anywhere on the page to add text. Use the Highlight tool to drag and draw highlight rectangles. Click Eraser to remove annotations.
Click Download PDF to save with all changes applied — rotations, deleted pages, text, and highlights. The download is generated entirely client-side.
The PDF Editor is part of LaiUse's growing collection of pdf tools, pdf editor, pdf merger, pdf splitter. Like every tool on LaiUse, it runs entirely in your browser — meaning your data, files, and inputs stay on your device throughout the entire process.
LaiUse offers PDF tools alongside pdf merger, pdf splitter, pdf compressor. The entire platform is free to use with no signup required, making it a popular choice for developers, designers, and everyday users who need a quick tool without the overhead of a SaaS subscription.
Whether you need the pdf editor for a one-off task or as part of your regular workflow, LaiUse is designed to be fast, reliable, and private. Bookmark this page to come back anytime, or explore the rest of the PDF category for related tools.
No. All PDF processing happens locally in your browser. Your documents never leave your device — perfect for sensitive or confidential files.
Yes. Since nothing is uploaded, your PDFs are never exposed to the internet. This is the safest way to edit or merge PDFs online.
Yes. The tool uses browser-native PDF rendering (PDF.js), so performance depends on your device. PDFs under 50MB work smoothly on most modern devices.