Free Online PDF Tools
Everything you need to work with PDFs, right in your browser. No uploads, no servers, no accounts. Your files never leave your computer.
Organize
Merge PDF
Combine multiple PDF files into a single document. No upload — everything stays in your browser.
Split PDF
Split a PDF into individual pages or custom page ranges. Fast, private, browser-only.
Rotate PDF
Rotate all or specific PDF pages by 90, 180, or 270 degrees. No upload required.
Organize PDF
Reorder and remove pages in a PDF with up/down controls and one-click delete.
Delete PDF Pages
Remove specific pages from a PDF. 100% in your browser, no upload.
Extract PDF Pages
Pull specific pages out of a PDF into a new file. Private, browser-only.
Reverse PDF
Reverse the page order of a PDF. Fast, free, fully client-side.
Convert
Optimize
Compress PDF
Reduce PDF file size by stripping metadata and unused objects. 100% client-side.
Watermark PDF
Add a text watermark to every page of a PDF. Customizable text, size, and opacity.
Add Page Numbers
Add 'Page X of Y' numbering to the bottom of every PDF page. Browser-only processing.
Flatten PDF
Flatten form fields into static content so the PDF looks the same everywhere.
Repair PDF
Fix a damaged PDF and optimize it for fast web view. Runs in your browser.
Security
Protect PDF
Password-protect a PDF with encryption. Keep your documents secure.
Unlock PDF
Remove password protection from a PDF. Enter the password once, get an unlocked copy.
Detect Hidden Text
Reveal invisible, white, tiny, or off-page text in a PDF — the technique behind PDF prompt injection and ATS keyword stuffing. 100% in your browser.
Add Hidden Text
Embed invisible text in a PDF (transparent, white, tiny, or off-page) for AI red-teaming, watermarking, and prompt-injection awareness. Browser-only.
Remove Hidden Text
Strip invisible, white, tiny, or transparent hidden text from a PDF — removing prompt-injection payloads and keyword stuffing while keeping visible content. Browser-only.