Highlight Text in PDF
Drag across any text to highlight it in any color. Highlights become real PDF text-markup annotations that look the same in every reader.
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Highlight PDF — Frequently Asked Questions
Will highlights work in Adobe Reader?
Yes — they're real PDF text-markup annotations and display identically in Adobe, Preview, Chrome, and Firefox.
Can I remove highlights later?
Yes — open the PDF in this tool again, click a highlight, and delete it. They stay as annotations unless you flatten.
Can I use different colors?
Yes — pick any color. Classic yellow is the default, but green, pink, or blue work for categorizing.
Will highlights work in Adobe Reader?
Yes — they're real PDF text-markup annotations and display identically in Adobe, Preview, Chrome, and Firefox.
Can I remove highlights later?
Yes — open the PDF in this tool again, click a highlight, and delete it. They stay as annotations unless you flatten.
Can I use different colors?
Yes — pick any color. Classic yellow is the default, but green, pink, or blue work for categorizing.