Feature | Free Opener | PDF-XChange Viewer |
---|---|---|
File compression | ||
Document reader | ||
File Compression | ||
Compression | ||
Ad-free | ||
Auto update | ||
Built-in themes | ||
Windows Explorer integration | ||
Customizable | ||
Frame Doubling Interpolation | ||
Frame interpolation | ||
Support for subtitles | ||
Built-in player | ||
Support for FTP | ||
Built-in Browser | ||
Built-in Download Manager | ||
Extensions | ||
Windows Explorer extension | ||
Integrated Search | ||
Raw Photo processing | ||
Sign PDF files | ||
Batch processing | ||
Cloud Storage | ||
Integrated Virus scanner | ||
Password management | ||
Facial recognition | ||
Quick enhancement for photos | ||
Editing photos | ||
Image Editing | ||
Multiple languages | ||
PDF OCR | ||
Side-by-Side View | ||
Clean design | ||
Customer support | ||
Extract annotation | ||
Font identifier | ||
Lightweight | ||
Note extraction | ||
PDF annotation | ||
Portable | ||
Stamps | ||
Low memory usage | ||
Highlighter | ||
Optimal performance | ||
Fill PDF Forms | ||
Edit PDF | ||
Handwriting recognition | ||
Export to PDF | ||
Scan documents | ||
File transfer | ||
Freehand Writing | ||
Document annotations | ||
Sync between devices | ||
Cross-platform | ||
Vim key mapping | ||
Add/remove pages | ||
Bates numbering | ||
Browser integration | ||
Browser extension | ||
Built-in Image converter | ||
Image resizing |