PDF Editor

Edit PDF files online for free. Add text, annotations, highlights and download edited PDF instantly.

Request Feature / Support

11,644+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

User Satisfaction

AI Web Tool Generator

Build Your Own Custom Web Calculator in Seconds

Type what tool or calculator you need below. Our AI will build it instantly for your site.

About This Tool

Our free online PDF editor allows you to edit PDF files directly in your web browser without any software installation. Upload your PDF document, use our intuitive tools to add text annotations, highlight important sections, draw shapes, and make comments. The editor preserves your original document formatting while allowing you to make changes. Once edited, download your modified PDF instantly. All processing happens securely in your browser for privacy.

Save your calculation history with a free account

How to Use

Upload your PDF file using the drag-and-drop area or file selector
Use the annotation tools (text, highlight, draw) to edit your PDF
Adjust tool settings like color, size, and opacity as needed
Preview your changes in the PDF viewer
Click 'Save Edited PDF' to download your modified document

Frequently Asked Questions

Find Quick Answers

Is this PDF editor completely free?

Yes, our online PDF editor is completely free to use with no hidden charges or registration requirements.

What types of edits can I make to my PDF?

You can add text annotations, highlight text, draw shapes (rectangles, circles, lines), and add comments to your PDF documents.

Does the editor preserve my original PDF formatting?

Yes, the editor maintains your original PDF layout, fonts, and formatting while allowing you to add annotations on top.

Is my PDF data secure?

All PDF processing happens either in your browser or on our secure servers. We don't store your documents permanently.

What file size limits are there?

The editor supports PDF files up to 50MB. For larger files, consider compressing them first.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

Related Tools

Other useful calculators and utilities you might like

Spotify to MP3 Converter

Convert Spotify tracks and playlists to MP3 format instantly with our free online converter.

Road Distance Calculator

Calculate the driving distance and travel time between two addresses with our free online road dista...

Age Calculator

Calculate your exact age in years, months, and days from any birth date to any target date.

Currency Converter

Convert currencies instantly with real-time exchange rates and historical data support.

Your Feedback Matters

Help Us to Improve