Free PDF Editor Tool β Edit PDF Files Online
Edit PDF documents online with Insaro's free PDF editor tool. Add text, draw, highlight, annotate, sign, and customize your PDF directly in your browser.
Edit Your PDF Online
Upload a PDF, annotate it in your browser, and download the edited document.
Drop your PDF here
or choose a PDF file β’ Maximum recommended size: 20 MB
Everything You Need to Edit PDF Files
Edit PDF Text
Add custom text to PDF pages and adjust its size and color.
Draw on PDF
Use freehand drawing for notes, marks and signatures.
Highlight Content
Mark important areas with adjustable highlight opacity.
Add Shapes
Place rectangles, circles, lines and arrows over your document.
Add Signature
Draw a signature and place it on your PDF.
Download Edited PDF
Export your edited document as a real PDF file.
How to Edit a PDF Online
Upload
Select or drag and drop your PDF.
Edit
Add text, annotations, drawings, highlights or shapes.
Download
Export the edited PDF to your device.
Free PDF Editor Tool Online
A free PDF editor tool helps you make practical changes to PDF documents without complicated desktop software. Insaro provides a browser-based workspace for adding text, drawings, highlights, shapes and signatures.
What Is a Free PDF Editor Tool?
A PDF editor lets you annotate or modify PDF documents. Insaro focuses on common browser-side editing actions for quick document work.
How to Add Text to a PDF
Upload a document, choose Text, click the page, enter your content, and adjust size and color.
How to Annotate and Highlight PDFs
Use Draw for freehand notes or Highlight to mark areas of a page. Shapes and arrows can point to important information.
Why Use Insaro?
Insaro offers a clean interface, responsive controls and browser-side processing for convenient PDF tasks.
Frequently Asked Questions
What is a free PDF editor tool?
It is a browser-based utility for making common changes or annotations to PDF documents.
Can I edit a PDF online for free?
Yes. Insaro provides a free browser-based interface for supported editing actions.
Can I add text to a PDF?
Yes. Select Text, click the page, and enter your content.
Can I draw and highlight on a PDF?
Yes. Use the Draw and Highlight tools.
Can I add a signature?
Yes. The Signature tool lets you draw a signature and place it on the page.
Can I download my edited PDF?
Yes. Use Download PDF after editing.
Is my PDF uploaded to a server?
This page processes the selected document in your browser and does not send the PDF to a server.
Does it work on mobile?
Yes. The layout is responsive, although larger screens provide more editing space.
Have a Question?
Send feedback or suggestions about Insaro.