Sitemap
A complete index of every page on OptaPDF. Looking for the machine-readable version? See our XML sitemap.
Main Pages
PDF Tools
Organize PDF
- Merge PDF Files
- Split PDF
- Remove Pages from PDF
- Organize PDF Pages
- Extract Pages from PDF
- Rotate PDF and Save Permanently
- Add Page Numbers to PDF
- Crop PDF Online
Optimize PDF
Convert to PDF
- Convert JPG to PDF
- Convert Word to PDF
- Convert Excel to PDF
- Convert PowerPoint to PDF
- Convert HTML to PDF
Convert from PDF
- Convert PDF to Word
- Convert PDF to Excel
- Convert PDF to PowerPoint
- Convert PDF to JPG
- Convert PDF to PNG
- Convert PDF to PDF/A
Edit & Security
- Edit PDF Document
- Sign PDF Document
- Watermark PDF
- Redact PDF Online
- Unlock PDF Security
- Protect PDF with Password
- Compare PDF Files
- Free Online PDF Form Filler
- Overlay PDF Online
Smart Tools
Blog & Guides
- How to Do Almost Anything With a PDF for Free in 2026 (Without Adobe)
- How to Overlay One PDF on Another Online for Free
- The Black Box Over Your PDF Is Not Hiding Anything
- Are Free Online PDF Tools Safe? What Really Happens to the Files You Upload
- Where Does Your PDF Actually Go When You Use a Free Online Tool?
- OptaPDF vs PDFgear: Web-First vs Desktop Free PDF Tools (2026)
- OptaPDF vs Sejda: Free PDF Tools Compared (2026)
- What Resolution Should You Export a PDF Image At?
- Forgot a PDF Password? What You Can and Cannot Recover
- Turning a Pile of Phone Photos Into One Clean PDF
- What Does Redacting a PDF Actually Remove?
- Why Do PDF Tables Break When You Paste Them Into Excel?
- Why Your PDF Keeps Rotating Back (And How to Make It Stick)
- What Actually Happens When You Delete a PDF Page?
- Extract, Split or Delete: Which Page Tool Do You Need?
- Why Do My PDF Pages Come Out in the Wrong Order?
- Why Does a Web Page Print Wrong as a PDF?
- OptaPDF vs iLovePDF: An Honest Comparison of Free PDF Tools (2026)
- OptaPDF vs Smallpdf: Which Free PDF Tool Should You Use? (2026)
- OptaPDF vs CustomizedPDF: Server-Side vs In-Browser PDF Tools (2026)
- The Best Free PDF Tools in 2026 (No Watermarks, No Sign-Up)
- OptaPDF vs Adobe Acrobat: The Best Free Alternative in 2026?
- OptaPDF vs PDF24: Comparing Two Free PDF Toolkits (2026)
- What Can You Really Edit in a PDF Without Acrobat?
- Is a Drawn Signature on a PDF Legally Binding?
- Why You Cannot Select Text in a Scanned PDF
- PDF Too Big to Email? 7 Ways to Shrink It Fast (2026)
- Why a PDF Sometimes Will Not Compress Any Further
- PDF Passwords: What They Actually Protect Against
- Why Does My PDF Lose Its Formatting in Word?
- Merge or Overlay? Picking the Right Way to Combine PDFs
- PDF vs PDF/A: What's the Difference and When to Use Each