Your Friendly PDF Editor
Professional PDF tools for macOS. Edit, annotate, merge, split, and convert PDFs with ease. All processing happens locally on your device.
Powerful PDF Tools
Everything you need to work with PDF documents
PDF Editor & Annotation
Full-featured editor with highlights, freehand drawing, shapes, stamps, and signatures. Customizable colors and adjustable thickness.
Merge PDFs
Combine multiple PDF files into one document with drag-and-drop simplicity. Reorder pages as needed.
Split & Extract
Split PDFs by page ranges or extract specific pages to new files. Visual page thumbnails for easy selection.
Organize Pages
Reorder, rotate, delete, and duplicate pages with an intuitive drag-and-drop interface.
Encrypt & Decrypt
Password-protect your sensitive documents or remove password protection from authorized PDFs.
Image Conversion
Convert PDFs to images (PNG, JPEG) or create PDFs from multiple images with batch processing.
Privacy First
Your documents never leave your Mac. All PDF processing happens locally on your device, ensuring your sensitive information stays private and secure. No uploads, no cloud storage, no data collection.
Support
We're here to help
❓ Frequently Asked Questions
Is my data safe?
Yes! All PDF processing happens locally on your Mac. Your documents are never uploaded to any server.
Does SitiPDF require an internet connection?
No. SitiPDF works completely offline. All features are available without an internet connection.
Is there a subscription?
No subscription required. SitiPDF is a one-time purchase with free updates.
What macOS versions are supported?
SitiPDF supports macOS 12 (Monterey) and later, optimized for both Apple Silicon and Intel Macs.