Everything you need to manage, convert, edit, and protect PDFs
all in one powerful app.
Runs fully offline, with private, secure processing on your device.
Combine documents
Reduce size
Convert images
Export images
Extract text
Any angle
Scan to text
Divide documents
Rearrange pages
Password protect
21 editing tools
Add watermarks
Find differences
Add signatures
Interactive forms
Your documents stay on your device—fully offline and secure.
Open, edit and convert PDFs in seconds—even big files.
Merge, sign, convert and edit—everything you need in one app.
A clean, intuitive interface that makes powerful features effortless to use.
Streamline your workflow with professional tools that keep your work secure and organized.
Collaborate efficiently with enterprise-grade features that scale with your business needs.
Organize your academic work with tools designed for research, study, and collaboration.
Professional-grade features that rival expensive enterprise solutions, from OCR and digital signatures to text masking and form creation.
PDF tools that make everyday tasks easy and reliable. From quick edits to detailed adjustments, you get powerful features wrapped in an interface that feels natural and effortless.
Discover how easy PDF editing can be. With an intuitive interface and thoughtfully crafted features, you'll get more done in less time.
Create digital signatures by typing your name or drawing with mouse or trackpad.
Merge, split, compress, and convert PDFs with lightning-fast performance.
Access OCR, watermark, form creation, text masking, and annotation tools.
Ready to transform your PDF workflow?
Explore All FeaturesBased on feedback, we keep coding and improving every detail to make PDFUnion better.
"Merging and compressing files took seconds, even with large PDFs."
→ We optimized our core engine to keep speed as a top priority.
David S.
"Working 100% offline means no uploads, no risks."
→ That feedback pushed us to double down on local-only processing.
Braga L.
"Splitting and reordering pages was intuitive from the start."
→ We keep coding with one goal: make every tool as easy as drag-and-drop.
Cruz M.
The latest news and resources.
We're thrilled to announce that PDFUnion has officially launched! This is the beginning of something special for desktop users who value both power and privacy. Click here to read!
Fast, private and easy—all the tools to work with PDFs effortlessly