All the PDF Tools You Need

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Powerful PDF Editor

Making changes to a PDF can be challenging, but it’s no longer a headache because SwifDoo PDF makes it simple.

  • Add or delete text to/from your PDFs
  • Change font size and color
  • Insert links or images to PDFs
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Fast PDF Converter

SwifDoo PDF provides all the solutions to automate PDF conversion.

  • PDF to Microsoft Word, Excel, and PowerPoint (and vice versa)
  • PDF to Image (PNG, JPG, TIFF, BMP) and vice versa
  • CAD to PDF
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Safe PDF Compressor

Optimized the file size quickly and easily without quality loss.

  • We offer three different image qualities for you: high, medium and basic. All we do is for a better using experience.
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Useful PDF Merger and Splitter

Separate PDF documents into individual pages or documents to make your PDF smaller.

Combine different PDF documents into a single PDF to save space and easily archive digital files.

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Easy E-signature Maker and Annotator

Utilize our free e-signature tool and send legally valid signatures for a simplified workflow.

Annotate PDF documents for effective communication with the sender or recipient.

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Why Choosing SwifDoo PDF Software

Easier & Faster than Ever Before

Powerful Features to Speed Up Your Efficiency

SwifDoo PDF’s intuitive design and useful editing tools are the solution to your time and work problems. It simplifies the process of making changes to PDF documents, and helps convert PDFs into commonly-used Microsoft Office formats.

Lightweight in System Resources, Powerful in Practice

Compared with other PDF software, SwifDoo PDF only takes up 10 MB disk space, which enjoys a faster download speed.


Open a PDF Document in a Flash

Opening PDF files with SwifDoo PDF is quick as a flash. By incorporating a Microsoft-like interface, SwifDoo PDF wants you to feel at ease when processing PDF document. Hence, you are free of troubles caused by PDF-related tasks.

Safeguard Sensitive and Confidential Information

Guarantee your PDF security with two-level password protection, differentiated permissions, and legally binding electronic signature. No more worries about information and data leak.



Total Downloads


In 160+ countries

Business & Home Users

Latest Use Cases for PDF Editing