Okular VS STDU Viewer
Okular is a feature-rich document viewer that supports various formats and offers extensive annotation capabilities, making it suitable for users who need to work with diverse document types. In contrast, STDU Viewer is lightweight and easy to use, focusing mainly on PDF files with basic annotation features, ideal for users seeking simplicity and speed.
Okular
Pros:
- Supports a wide range of document formats including PDF, EPUB, and DjVu
- Offers advanced annotation tools for highlighting, underlining, and commenting
- Allows for document signing and form filling
- Cross-platform availability (Linux, Windows, macOS)
- Integration with KDE features and tools
Cons:
- Can be overwhelming for new users due to extensive features
- Performance may lag with very large documents
- Less support for certain proprietary formats
STDU Viewer
Pros:
- Lightweight and fast, ideal for quickly opening and viewing PDFs
- Simple and intuitive user interface
- Supports basic annotation features like highlighting and adding notes
- Portable version available for easy use on USB drives
- Good for viewing scanned documents and images
Cons:
- Limited advanced features compared to other PDF viewers
- Less support for non-PDF formats
- Does not support complex annotations or form filling
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