Every PDF tool, in one place
Merge, split, compress, convert, sign and protect your PDFs for free. Fast, secure and with your documents under control.
Tools, from most to least used
JPG to PDF
Convert JPG, PNG or WEBP photos to PDF.
PopularPDF to Word
Convert PDF to editable Word (.docx) keeping images, tables, columns and text position.
PopularPDF to JPG
Convert every page of a PDF into a high-quality JPG or PNG image.
PopularWord to PDF
Convert Word documents (.docx, .doc), OpenDocument and RTF to a PDF identical to the original, with selectable text, without installing Microsoft Office.
PopularMerge PDF
Merge several PDF files into a single document in seconds.
PopularCompress PDF
Reduce the size of your PDFs with maximum quality: only images are optimized and the text stays selectable.
PopularSplit PDF
Split a PDF by page ranges, every N pages, or extract just the pages you need.
PDF to Excel
Extract tables and data from your PDFs into Excel spreadsheets (.xlsx), detecting columns automatically.
Edit PDF
Add text, rectangles and corrections to any page of your PDF by clicking wherever you want.
Sign PDF
Sign PDF documents by drawing your signature, typing it or uploading an image.
PowerPoint to PDF
Convert PowerPoint presentations (.pptx, .ppt) to PDF with the same design, one slide per page and selectable text.
Excel to PDF
Convert XLSX, XLS, ODS or CSV files to PDF keeping formatting, borders, colors and print areas, with selectable text.
OCR PDF
Recognize the text of scanned PDFs and images (OCR) in English, Spanish and other languages, and get a PDF with selectable text.
PDF to PowerPoint
Convert your PDF into an editable PowerPoint presentation (.pptx): text, images and shapes in their original position.
Delete pages
Remove specific pages from a PDF by entering their numbers or ranges.
Rotate PDF
Rotate all or some pages of a PDF by 90°, 180° or 270° and save it permanently.
Organize PDF
Reorder pages by dragging them, rotate or delete them with a thumbnail view.
Unlock PDF
Remove the password from a PDF whose password you know, so it opens without restrictions.
Protect PDF
Encrypt your PDF with a password and control printing, copying and editing permissions.
Watermark
Insert a text watermark into your PDF with the opacity, rotation, color and position you choose.
Page numbers
Number the pages of your PDF choosing position, format, size and starting number.
Crop PDF
Crop the margins of your PDF pages by entering the millimeters to remove on each side.
Scan to PDF
Use your camera to photograph documents and turn them into a clean black-and-white or color PDF.
HTML to PDF
Paste HTML code or upload an .html file and convert it into a PDF with selectable text.
PDF to Text
Extract all the text of a PDF into a plain .txt file, page by page.
Repair PDF
Try to recover damaged PDFs or PDFs that do not open properly by rebuilding their internal structure.
Redact PDF
Find and permanently black out words, emails, phone numbers and card numbers in your PDF.
Compare PDF
Compare the text of two versions of a PDF and highlight the added and removed lines.
Why KingPDF?
Privacy first
Simple tools work in your browser. Whatever needs the server for maximum quality is processed in memory and deleted instantly.
Fast and free
No queues, no upload waits and no watermarks on the result.
Professional security
Data encryption, enforced HTTPS, secure cookies and bot protection.
Web, desktop and mobile
Use the website for up to 100 MB or download the app for large files and offline work.
Frequently asked questions
Is it free?
Yes. All web tools are free, with no watermarks and no sign-up required.
Are my files safe?
Simple tools (merge, split, rotate, sign, protect…) work on your own device. Those that need maximum quality (conversions, OCR, compress, redact, repair and compare) run on our server, in memory only, and the file is deleted when done. If you prefer nothing to leave your device, the app does everything offline.
Is there a size limit?
On the web you can process up to 100 MB per task. For larger files, download the free app.
Does it work on mobile?
Yes, the website works in any modern browser and there is also an app for Android and iOS.