# Highlight PDF

> Draw colored highlight rectangles on any page. Free highlight PDF — freehand boxes, not auto text selection. No upload.

Canonical: https://mypdf.space/tools/highlight
Last updated: 2026-10-26

## Short answer

Highlight text runs entirely in your browser. Draw colored highlight rectangles on any page — freehand boxes, not auto text selection. No account, no watermark, and the file never leaves your device.

## About this tool

Draw colored highlight rectangles on any page — freehand boxes, not auto text selection.

Draw colored highlight rectangles — freehand boxes, not automatic text selection.

Draw colored highlight rectangles on any page — freehand boxes, not auto text selection. Runs entirely in your browser — no upload, no watermark, no account.

## How to use

1. Open your file for Highlight text (or continue a session).
2. Choose options if the tool offers any.
3. Click Add, then download the result.

## What you need

- A PDF file

## Notes

- Adds overlay marks (numbers, stamps, highlights) — it does not change underlying glyphs.
- Some viewers may flatten appearance differently when printing.

## FAQ

### Does highlight select text automatically?

No. You draw freehand colored rectangles. It does not auto-detect words like a word processor.

### Highlight vs Redact?

Highlight marks for reading. Redact permanently destroys covered content on matched pages.

### Does highlight upload my PDF?

No. Marks are drawn and saved in your browser.

## Related

- [Add text overlay](https://mypdf.space/tools/add-text)
- [Whiteout](https://mypdf.space/tools/whiteout)
- [Redact](https://mypdf.space/tools/redact)
- [Sign PDF](https://mypdf.space/tools/sign-pdf)
- [Watermark](https://mypdf.space/tools/watermark)
- [Fill & sign](https://mypdf.space/tools/forms)
- [Category](https://mypdf.space/annotate)