100% Free PDF & Document Tools — No Sign-up, No Watermarks
OptaPDF is a fully free, browser-based suite of over 30 PDF tools. Users can merge, compress, edit, and convert PDF files instantly without account registration. All file processing happens in secure sandbox environments, with data permanently deleted after 30 minutes.
Explore Our Free PDF Utility Suite
Select a tool to begin processing your documents securely and for free.
Rotate PDF and Save Permanently
Rotate a PDF and save the new orientation for good — so it opens correctly in every viewer, not just on screen.
Overlay Two PDFs
Overlay two PDFs on top of each other online — stack a letterhead, stamp, or watermark with position and opacity control.
Redact PDF Online
Redact a PDF online for free — permanently black out sensitive text and images before you share.
Crop PDF
Free PDF cropper — trim margins and crop pages visually, apply to one page or the whole document.
Merge PDF
Combine multiple PDF files into one clean document in your chosen order.
Split PDF
Extract page ranges or separate all pages into individual PDFs.
Remove Pages
Delete unnecessary pages visually from your PDF document.
Organize PDF
Reorder, rotate, or delete pages easily using visual thumbnails.
Extract Pages
Extract specific pages of your PDF document into a clean, new file.
Rotate PDF
Rotate pages 90 or 180 degrees clockwise or counter-clockwise.
Page Numbers
Number your PDF pages with customized fonts, sizes, and positions.
Crop PDF
Crop page boundaries manually using an interactive visual box.
JPG to PDF
Convert JPG/JPEG images with custom orientations and page sizes.
Word to PDF
Render DOC/DOCX files into professional PDFs using LibreOffice.
Excel to PDF
Convert spreadsheets to print-ready PDFs with tables and charts.
PowerPoint to PDF
Turn presentation slides into standardized portable documents.
HTML to PDF
Render static HTML codes or files into clean PDF structures.
PDF to Word
Convert PDF elements into editable DOCX Word files accurately.
PDF to Excel
Extract tabular rows and columns from your PDFs into XLSX sheets.
PDF to PPT
Turn PDF pages into presentations matching slide dimensions.
PDF to JPG
Extract pages into high-resolution JPG images, single or ZIP.
PDF to PNG
Render PDF pages into lossless, sharp transparent PNG files.
PDF to PDF/A
Save PDFs in ISO-standard format for long-term digital archiving.
Edit PDF
View, annotate, highlight, draw, and overlay texts in our editor.
Sign PDF
Sign documents electronically by typing, drawing, or uploading images.
Watermark PDF
Brand files with customized text or logo watermarks at any angle.
Redact PDF
Permanently erase and black out sensitive data and hidden text.
Unlock PDF
Remove passwords, permissions, and printing restrictions easily.
Protect PDF
Encrypt files with AES-standard passwords to lock data access.
Compare PDF
Review and highlight visual/text changes of two PDFs side-by-side.
PDF Forms
Fill out interactive fields or overlay texts on flat documents.
PDF Overlay
Combine two PDFs visually by overlaying pages on top of each other.
Why Professionals Trust OptaPDF for Secure Document Processing
Web-first PDF tools designed for quality, privacy, speed, and use on any modern device.
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100% Free, Period
No fees or watermarks. Use every high-fidelity tool without subscriptions, premium tiers, hidden plan fees, or account registration.
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Sandboxed Processing
No long-term file retention. Uploads are processed in temporary sandbox memory or folders and permanently deleted after 30 minutes.
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Fast Queue Execution
Automated processing. Node.js, specialized Python engines, and asynchronous workers handle document jobs without manual file review.
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Web-First on Every Device
No app installation. Work from Chrome, Safari, or Edge on Windows, macOS, iOS, and Android using a responsive browser interface.
Security You Can Verify
Your files are processed over encrypted connections, isolated from the public web tier, and automatically deleted within 30 minutes.
🔒 No File Retention
Uploaded files are parsed in isolated sandboxes. Once your conversion is done, files remain on temporary storage for 30 minutes for user download and are then deleted forever. No tracking, no data storage.
🔑 Secure File Transmission
All uploads and downloads travel over encrypted HTTPS (TLS) connections, and each file is tied to a unique job ID that expires when the file is auto-deleted.
⚙️ Automated Code Execution
Our platform runs on 100% automated parsing engines. No manual file reviews are performed, and we never share, sell, or analyze your personal contents.
⭐ Trustpilot Reviews — Help Us Grow
Did OptaPDF save you time today? A quick, honest review helps more people discover free, private PDF tools — and keeps us improving.
Frequently Asked Questions About Our Free PDF Tools
Direct answers about pricing, privacy, supported devices, and available PDF tools.
Latest from the Blog
Practical guides to help you get more out of your documents.
OptaPDF vs iLovePDF: An Honest Comparison of Free PDF Tools (2026)
A fair, detailed comparison of OptaPDF and iLovePDF in 2026 — pricing, free-tier limits, watermarks, privacy, features, and which free PDF tool is the right fit for you.
Read guide →The Black Box Over Your PDF Is Not Hiding Anything
Drawing a black box over text in a PDF does not remove it. The words are still in the file and anyone can copy them back out. See it happen in an interactive demo, learn how to check your own files, and how to redact for real.
Read guide →Are Free Online PDF Tools Safe? What Really Happens to the Files You Upload
Free online PDF tools usually upload your file to a server you know nothing about. Here is what happens to it there, the real leaks that have already occurred, and a quick checker for whether your document should go online at all.
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