Easy Rectangle Tool
Draw rectangles in just a few clicks.
Draw rectangles around important text, images, tables, and sections to make your PDF easier to review and understand.

Use rectangle annotations to draw attention to specific content in your PDF.
Whether you are reviewing reports, marking forms, checking designs, or giving feedback, rectangles help clearly identify important sections without changing the original content.
With iMZi PDF, you can add, resize, and position rectangles anywhere in your PDF before downloading the updated document.
Draw rectangles in three simple steps.
Choose the PDF document you want to annotate.
Place and resize the rectangle to highlight the desired area.
Save your annotated PDF instantly.

Quick and accurate rectangle annotations for PDF documents.
Draw rectangles in just a few clicks.
Adjust the size and position with precision.
Files are processed locally in your browser.
Annotate PDFs on desktop, tablet, and mobile.
Use iMZi PDF to outline important content in reports, contracts, forms, blueprints, and other PDF documents.
People use iMZi PDF to mark important sections during reviews and collaboration.
Find answers to common questions about this tool.
Use iMZi PDF to highlight important areas with clean and professional rectangle annotations.