How to Markup a PDF Free on Windows, Mac, iPad, Online

💬 Sometimes, we need to annotate a PDF document with markup tools, such as text, line, highlighter, comment, bookmark, etc. If you are looking for a PDF editor that can markup a PDF on Windows, you can download this ✅ FREE WorkinTool PDF Converter. It is a handy and all-featured PDF editing tool, which provides 🎨 various PDF markup tools in multiple colors and styles. 🏆 No watermarks or other limits to exporting the edited PDF document.

Last updated on Nov 24, 2022 by Orlando Written by Orlando
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How to Markup a PDF Free on Windows, Mac, iPad, Online

How to Markup a PDF Free on Windows, Mac, iPad, Online


How to mark up PDF files without effort? Both PDF and Word files are commonly used in office work. It is still effortless to edit Word files, and some crucial parts can be marked and commented on directly, but PDF files are different. The PDF is a non-editable file format. If you want to add annotations to it, you need to use professional PDF editors. In this article, we’d like to show you how to markup a PDF for free on any platform, such as Windows, Mac, iPad, iPhone, etc. At the same time, handy PDF editing tools are available here.

How to Markup a PDF for Free on Windows

A desktop PDF editor software is necessary to edit PDF files on your computer. WorkinTool PDF Converter is on the top best PDF editors list. It is a free, handy, comprehensive PDF converter and editor specially designed for the Windows system. To annotate a PDF document, the WorkinTool PDF Converter does brilliant work. It permits you to insert lines, texts, highlighters, signatures, comments, bookmarks, etc. Moreover, multiple colors and styles of the marking tools are optional. With its various annotating and drawing tools, you can effortlessly absorb information from the PDF file. It is lightweight and pretty easy to operate. Check the following detailed steps to markup a PDF as you like.

✅ Key Reasons to Pick WorkinTool PDF Converter

  • FREE to convert and edit PDFs without limits
  • Easy to navigate with an intuitive interface
  • All-featured PDF markup tools
  • Smooth PDF editing operations
  • Lightweight and safe to install





free download the software

🔎 How to markup a PDF on Windows with WorkinTool PDF Converter

  • Step1. Download and install the WorkinTool PDF Converter on your PC. Then launch it, and pick View & Edit> PDF Edit on the dashboard. Then choose your PDF file and drag it to import.

edit a pdf

  • Step2. Select the markup tool on the top menu bar and add it to your document when you read the PDF document. After editing, press the Download button to save the edited PDF file to your local folder.

markup a pdf on windows

Other PDF Editing Solutions for WorkinTool PDF Converter 

How to add page to PDF How to remove text from PDF Duplicate a page in PDF 
Add comments to a PDF How to crop a PDF Add bookmark in a PDF
How to remove highlight from PDF How to delete pages from PDF draw lines on PDF

How to Annotate a PDF for Free on Mac

Preview is a simple and convenient image and PDF editor with the Mac system. It is multi-functional and prevents you from wasting time selecting PDF editing software. To mark up a PDF document, Preview can lead to a great result. With its intuitive interface, you are able to read and comment on your PDF file at random. Although the free Preview is not as comprehensive as the proficient PDF editor software for Mac, it is entirely enough to use if you need to mark on a PDF.

✅ Key Reasons to Pick Preview for Mac

  • Default on the Mac system
  • All-around PDF editing solutions
  • Easy and quick to annotate a PDF file
  • Totally free for all users


🔎 How to markup a PDF document on Mac with Preview

  • Step1. Right-click on your PDF file on your Mac and select open it with Preview.
  • Step2. Click Tools on the top toolbar and select Annotate to mark on the PDF document. Then click File> Save As to preserve the edited PDF file.

annotate pdf file on mac in preview

How to Edit a PDF with Markup Tools on iPad & iPhone

GoodNotes is a powerful app for those who want to make handwritten notes on their PDF documents. It is highly flexible to edit a PDF with markup tools. It is also one of the best options for those who want to check and note PDFs for free. GoodNotes provides a free version for users to access, offering unlimited PDF annotation features. Using it, you can easily mark up a PDF, manage PDF pages, insert images, make handwritten notes, etc. Suppose you need to make notes in a PDF on an iPad or iPhone this GoodNotes is a helpful assistant.

✅ Key Reasons to Pick GoodNotes to mark up a PDF on iPad and iPhone

  • Straightforward user interface
  • Throughout PDF marking tools
  • Support sharing on multiple platforms
  • Export the edited PDF to high quality

🔎 How to markup a PDF file on iPad and iPhone with GoodNotes

  • Step1. Install GoodNotes from App Store on your iPad or iPhone. Then open it.
  • Step2. Create a new note and import your PDF document to it. Then use its editing tools to mark on a PDF. After marking, you can determine to maintain it in GoodNotes to check after or save or send to other places on your device.

annotate file on ipad with goodnotes

How to Mark up a PDF Online

Fabulously, professional online PDF editors allow you to make notes on a PDF file. But the entirely free online PDF editor is rare. Thankfully, WorkinTool also explored an online PDF editor, which is not short of any PDF markup tools. The operation is as simple as its desktop version. However, online software also has several downsides. For example, the uploaded PDF file size is limited to 50 MB. Moreover, the uploading and downloading speed rely on your network.

✅ Key Reasons to Pick WorkinTool Online PDF Editor

  • No Software installation issues
  • Compatible with any device or system
  • Quick and easy to navigate
  • Not short on PDF drawing tools



🔎 How to mark up a PDF document with the WorkinTool online free PDF editor

edit pdf online

  • Step2. Annotate the current PDF file with lines, highlighters, comments, bookmarks, etc. Then paste the Download button to export the PDF document to your device.

markup a pdf online

Bonus: How to Markup a PDF in Adobe Reader

Adobe can be said to be the most sophisticated PDF viewer and editor. Adobe Reader helps you check PDF documents and make personal annotations on them. It is a free desktop software that you can use to view, annotate, print, sign, and share PDF files. However, compared with some handy PDF editors, the interface, and operation of Adobe Reader may be relatively complicated, and novices may need to spend some time getting used to the software. In addition, to download and use Adobe Reader, you also need to create or log in to your Adobe account, which requires some of your information.

🔎 How to markup a PDF in Adobe Reader

  • Step1. Click File> Open to upload your PDF file in Adobe Reader, then select Comment on the menu bar.    
  • Step2. Add PDF annotations like text, notes, underlines, highlights, etc. Then press File>Save to preserve your file.

annotate a pdf in adobe reader

Wrapping Up

In the above, we have provided exhaustive solutions on how to mark up a PDF for free. Tools for Windows, Mac, iPad, iPhone, and online are introduced in detail. You can select one suitable method for your device and needs, then annotate your PDF document as a master. For Windows users, the WorkinTool PDF Converter is a better choice.


free download the software

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