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Annotate PDFs Effortlessly

Annotate PDF Documents with Ease

Customize Your PDF Files

Personalize PDFs by highlighting, underlining, and making freehand drawings

  • List icon Highlight the important text in your PDF files

  • List icon Make freehand drawings in your PDF files

  • List icon Underline, strikethrough, and Squiggle text

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Powerful Markup Tool to Annotate PDF

Highlight, strikethrough, underline, and draw freehand over the text or paragraphs in the PDF

Professional PDF Text Highlighting and Annotation

Annotate and highlight important information within your PDF documents with Systweak PDF Editor. This versatile tool provides a range of text annotation options, enabling you to clearly and effectively communicate important information. Whether you're marking up a document for personal or professional use, the tool helps streamline your work by adding context and clarity. With this, you can take your communication via PDF documents to the next level.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Annotate PDFs efficiently with Systweak PDF Editor.

Highlight important information, streamline your work & enhance document organization.

Systweak PDF Editor

Highlight Text

Highlight important details or mistakes to rectify them, gain attention over the essential information, and organize the PDF files.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Underline

Quickly draw attention to critical points in the documents by marking/underlining the text in different colors, improving readability.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Strikethrough

Cross out the incorrect text or points to clearly and concisely communicate the changes or corrections required in the document.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Freehand Line

Draw custom lines and shapes in your PDF documents and bring attention to the information that needs to be addressed immediately.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Squiggly

Make people pay attention to misspellings and grammatical mistakes using the Squiggly underline feature in Systweak PDF Editor.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

Systweak PDF Editor

Eraser

Easily removes or adjusts annotations and markups in your PDF documents with the Eraser tool and avoids sharing PDFs with mistakes.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)

FAQs - PDF Annotator

Do you have Questions? We are here to help!

Text in the PDF can be annotated by highlighting the text, underlining, strikethrough, using a freehand line tool, or even marking spelling mistakes using Squiggly.

Launch Systweak PDF Editor.

Open the PDF to edit and click the Annotate tab.

Select the Highlight tool > Select the text you want to highlight. From the right pane, you can change the color.

This is how you can highlight important text in PDF with Systweak PDF Editor.

Launch Systweak PDF Editor.

Open the PDF to edit and click the Annotate tab.

Select the Underline tool > and select the text you want to Underline. From the right pane, you can change the color.

This is how you can Underline important text in PDF with Systweak PDF Editor.

Launch Systweak PDF Editor.

Open the PDF to edit and click the Annotate tab.

Select the Squiggly tool and select the misspelled text. From the right pane, you can change the color.

This is how you can Squiggle text with mistakes in PDF.

Launch Systweak PDF Editor.

Open the PDF to edit and click the Annotate tab.

Select the Freehand Line tool and start drawing. From the right pane, you can change the color.

This is how you can draw using the Freehand Line tool.

Systweak PDF Editor

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Advanced PDF Editing tools just for you.

With a few clicks, edit, convert, compress, password-protect, rotate, combine, split, and perform other editing operations on PDF files with our powerful PDF editor.

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For Windows 11, 10, 8.1, 8 & 7 SP1 (32 & 64 Bit)