SignioPDF
Lightweight PDF Editor - Read, Edit, Sign & Annotate All in One
SignioPDF — The All-in-One PDF Editor in Just 15MB
Say goodbye to bloated PDF software. Built on a high-performance Rust engine, SignioPDF launches instantly and runs smoothly, meeting all your daily PDF editing needs.
Windows
macOS
Linux
Core Features
PDF Reading
Smooth rendering, fast opening
Text Editing
Add text anywhere with custom fonts
E-Signature
Draw or upload your signature
Highlight
5 colors with adjustable opacity
Free Draw
30 colors, adjustable brush size
Page Management
Delete, rotate, merge pages
Why Choose SignioPDF?
Lightweight, fast, and completely free
| Feature | SignioPDF | Traditional PDF Software |
|---|---|---|
| Size | ~15MB | 150MB+ |
| Startup Speed | Instant | Slow loading |
| Subscription | Free | Monthly fee |
| Ads & Watermarks | None | Common |
Feature Highlights
Lightweight & Fast
Only 15MB, launches instantly
Text Editing
Add text anywhere you need
E-Signature
Handwritten or image signature
Symbol Annotation
18 common symbols available
Highlight
5 highlight colors
Free Draw
30 color brush tool
Page Management
Delete, rotate & merge
Undo/Redo
50 steps history
Use Cases
Contract Signing
Quickly sign contracts and agreements
Form Filling
Check boxes and fill in forms
Document Annotation
Add notes and markups
PDF Organization
Manage and organize PDF pages
~15MB
App Size
18+
Symbols
30
Drawing Colors
50
Undo Steps
Experience Lightweight and Efficient PDF Editing!
Download now and simplify your PDF workflow