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Top 10 PDF Annotator Software for Mac and Windows

Top 10 PDF Annotator Software for Mac and Windows

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Annotate means to add notes as an explanation or comment. Sometimes we need to annotate PDF files to explain its content clearly to its viewers in the form of highlights, texts, or other geometrical shapes. Thus, you need software that offers an annotator PDF file for free.

Annotator software allows you to annotator PDF files for free. Most of them are rich with features and annotation tools like a highlighter, notes, text box, underline, shapes, stamps, and signatures. Few of these PDF annotators also carry annotations like sticky notes, etc. You can also use some of this software to share your annotated PDF directly via email, Evernote, Dropbox, or Facebook.

Part 1: Top 10 PDF Annotator Software for Mac and Windows

Here is our list of the 10 carefully selected annotator PDFs for free software you can bet on to get the job done.

 

1. PDF Agile

This PDF reader and converter offer customers an easy way to set up a customized e-filing system. With this annotator PDFs for free tool, users can also better handle PDF files and document metadata.

Image Alt: pdf agile

Pros

  • Convert Word, Excel, PowerPoint, TXT, pictures, and CAD files to and from PDF.
  • Organize and manipulate PDF documents by users to complement their processes.
  • Split and combine documents; easily apply stamps, watermarks, headers, and footers; and drag and drop pages inside a file or from one document to another.
  • Users can improve their digital reading experience by switching between Reader Mode, Full-Screen Mode, and Slideshow

Cons

  • It is not free to use

 

2. PDF Reader Pro

This application works as a good annotator PDF for free for Windows and Mac devices. It is a powerful annotator tool that allows users to add highlights, text boxes, strikeout, anchored notes, and underline on a PDF page. In addition, it provides freehand, which will enable you to draw anything on a PDF page.

Image Alt: pdf reader pro

Pros:

  • It is flexible, effortless, and compatible with all devices
  • It allows users to edit documents in different formats, like JPEG, Word, and Excel

Cons:

  • The response late of customer support is sometimes late
  • Resulting from lots of pop-up ads, the application crashes a lot

 

3. Microsoft OneNote

This digital notebook is available for Windows, Mac, iOS, Android, and the web. This can annotate PDF files by providing flexible and powerful annotating tools, including lists, sketches, clippings, photos, tables, etc. In addition, it is the most user-friendly PDF annotator tools that are available on the internet.

Image Alt: microsoft onenote

Pros:

  • It supports video and voice functions
  • It has an interactive web browser feature
  • It allows sharing works on social media websites like Facebook, Twitter, and Tumbler.
  • It provides cloud storage services and syncing notes across your devices.

Cons:

  • There is no private encryption.

 

4. Adobe Acrobat Reader

Currently, no annotator PDF for free software can match the level of Adobe Acrobat Reader. This system-based program is entirely free to download and install, and there is a wide range of PDF annotation tools that you can use easily. 

adobe acrobat reader

Pros:

  • It provides a text-to-speech feature
  • It is suitable for viewing, signing, managing, and creating PDF documents.

Cons:

  • Some features are premium which is a bit expensive.
  • It is a bit slow with larger files.

 

5. Foxit Reader

This is another annotator PDF for free that has all the functionality you require. The interface is excellent, and therefore it is highly rated by users.  

Image Alt: foxit reader

Pros:

  • The design and user interface is user-friendly
  • The night mode is excellent for reading at night

Cons:

  • Sometimes is relatively slow, taking more time than usual
  • While reading multiple PDFs, it is difficult to see which PDF is active.

 

6. Nitro Reader

This app does not have many advanced tools but is still a useful PDF annotator for Mac and Windows. It performs a standard annotation, ensuring that the PDF appears clean and professional.

Image Alt: nitro reader

Pros:

  • It requires a relatively small download
  • Users can customize the top toolbar for quick access to the often used options.

Cons:

  • Nitro Reader sometimes crashes and restarts slowly.

 

7. Expert PDF

This application is one of the most user-friendly PDF annotators. The PDF bookmarking and comment addition also come with this program. In addition to that, it also has several tools used to create separate sets of PDF annotations easily.

Image Alt: expert pdf

Pros:

  • The interface is robust yet not hard to learn
  • Collaboration via comments is beneficial.

Cons:

  • The converted PDF documents do not adjust to the software interface
  • It is challenging to edit the order of the pages in the PDF document.

 

8. PDF-XChange Viewer

This is the best PDF annotator for users used to Microsoft Word. The interface is straightforward to learn for beginners, and there are many annotation tools available in the PDF-XChange Viewer software.

Image Alt: pdf xchange viewer

Pros:

  • It provides a wide range of tools
  • It has an intuitive interface that helps users get familiar with the tool.

Cons:

  • It does not include all PDF creation
  • Removing evaluation watermarks is impossible unless you have a user license.

 

9. PDF Annotator

This is a simple yet powerful annotator for PDF documents. It can restore the document to its original page in one click effectively and eliminate the annotations without any damage to the file or its layout.

Image Alt: pdf annotator

Pros:

  • It allows the addition of images to an existing PDF file
  • Allows for group and lock annotation
  • It has an aligned annotation function for an easy view and organized layout.
  • You can take a snapshot of the ongoing work.

Cons:

  • The app is only specialized for annotation purposes
  • Cannot handle large PDF files without sacrificing performance

 

10. PDF Max

PDF Max is also an excellent annotator PDF for free to help you annotate PDF documents for desktop and mobile users, a cross-platform program for synchronizing documents.

Image Alt: pdf max

Pros:

  • It allows users to mark essential things in journals, and books, underline cross-out tools, and highlight
  • It allows the usage of fingers in taking handwritten notes or highlighting text on PDF pages.

Cons:

  • It may sometimes crash when opening files
  • Sometimes, it may not open files or show “File does not exist.”

 

Part 2: Comparison Between the Top 10 PDF Annotator Software

PDF AnnotatorPriceCompatibilityFeatures
PDF AgileFree
  • IOS and Android
  • Windows
  • Mac
Split and combine documents; easily apply stamps, watermarks, headers, and footers.
PDF Reader Pro$59.99 for a perpetual license
  • Mac OSX 10.10 and Up
  • Windows 10 and 11

iOS and Android

PDF highlighter, strikethrough, freehand, text box, sticky note, stamps, images.
Microsoft Onenote
  • Free for 5 GB $1.99 for 50 GB per month
  •  
Type, highlighting, or ink annotations.
Adobe Acrobat Reader
  • Acrobat Pro DC: $14.99/month
  • Acrobat Standard DC: $12.99/month
  • Windows
  • Mac
Adding notes, rotating files, addition and modification of signature
Foxit Reader
  • Foxit PDF Editor Pro: $16.99
  • Foxit PDF Editor Mac: $159.00
  • Foxit PDF Editor Standard: $14.99

Foxit PDF Editor: $159.00

  • Windows
  • Mac
Typewrite tool, note highlighter, strikethrough, double strikethrough, underline, and pencil.
Nitro Reader

For Windows: 1 - 20 Licenses $179.99

20+ Licence: Contact sales

For Mac: 1 - 20 Licenses $179.99

1 - 20 Licenses $129.99

20+ Licence: Contact sales

 

  • Windows
  • Mac
There are limits on available tools, and it doesn't include more advanced annotation tools.
Expert PDFFree
  • Windows
  • Mac
Sticky notes, text highlighting, and strikethroughs
PDF Xchange Viewer

SINGLE USER LICENSE

$56.00

Windowshighlight tool, strikethrough, note tools, and drawing tools.
PDF AnnotatorSINGLE USER LICENSE: $69.95Windowshighlight, underline or make notes and drawings on a PDF page.
PDF Max$3.99Machighlights and handwriting, insert PDF texts and stamps, etc.

 

Conclusion

With the help of annotator PDF for free, students and professionals can annotate PDF documents much more quickly. Additionally, you can transform your work productivity with handy online tools like those mentioned in the article. Also, ensure to go through the reviews and choose the best that fits your needs and explore.

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