It's a selection of the most popular, accessible and functional software for viewing and editing the content of PDF documents. The solutions listed all perform the basic task of opening the files of this format and reading texts, viewing images, etc. However, different products support different toolsets, and some are more diverse than others.
Price: $12.99
Trial: 7 days

- Combines files from multiple applications.
- Automates file management.
- Supports online document reviews.
- Supports freehand drawing.
- Edit tables and batch edit tags.
- Deletes images from the image field.
- Convert any document to PDF.
- Compare two files.
- Automatically find documents among your photos.
- The interface may react slowly when working with large documents.
Price: $149.99
Trial: 30 days

- Extensive PDF cusomization.
- Leave notes with the text-to-speech technology.
- Integration with MS Office.
- “Find a Tool” option for interface customization.
- Comment input by dictation.
- Delete and hide private info.
- A variety of tutorials on topics how to merge, convert to Word\Excel, etc.
- Sometimes Advance Edit doesn't work.
- Formats texts.
Price: $159.99
Trial: 14 days

- Supports hotkeys for quick feature access.
- Supports all Office formats.
- Supports native extensions.
- Fast validation of digital signitures.
- Multiple content viewing modes.
- Compatible with CAD drawings.
- Optimized speed.
- Drag-and-drop texts.
- Shares files via OneDrive and other cloud services.
- Bate stamping doesn't work.
Price: $109
Trial: 30 days

- Extensive file customization.
- One-click PDF creation from Internet browsers.
- Decryption of RPM protection in PDFs.
- Available for Mac, Android, iOS.
- Features a side-by-side comparison mode.
- Supports a read-out loud voice feature.
- Supports Windows indexing of PDFs.
- Automatically removes web links.
- OCR has trouble recognizing symbols in complex documents.
Price: $19.95
Trial: 7 days

- Saves CAD, Photoshop files as PDF.
- Quick file creation.
- Customizable file size compression.
- Leightweight.
- Editing of PDF elements as sheets and objects.
- Creation of document catalogues for quick access.
- Option to browse the history of previous actions.
- Multi-platform virtual printing.
- Limited number of supported formats.
- Limited conversion options.
Conclusion
Concluding the list, we can clearly see that Adobe Acrobat Professional is the most diverse, functional and stable solution of the ones reviewed above. However, its competitors all have something unique to offer. There are many more solutions for viewing, editing and converting PDF files. If you have suggestions of your own, feel free to post them in the comments below and share your opinion.
Xchange Editor is better than several listed here, why not include it?
l use this software for cumulative percents.