Web Highlights Blog

Insights on highlighting, research, and learning on the web — from the team building Web Highlights.

Free Online PDF Highlighter that works without installing any software right in your browser

Free Online PDF Highlighter — Highlight Any PDF, No Install

You can't highlight a PDF in Chrome. You can open one and read it, sure. But try to mark a sentence, and there's nothing there to do it with. I built a PDF highlighter tool, so I hear about this one a lot. My usual answer was: install my browser extension, or install something like Acrobat. Fine advice — unless you've got a single PDF to mark up and no interest in installing anything for it. So I built a version that skips all that. It's a web page: open it, drop in a PDF, and highlight away.

Jul 1, 20265 min read
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All email app logos shown in front of background image showing a mobile phone screen

The Great Comparison: Top iOS & Android Email Apps

Email apps have become essential tools for staying connected in our increasingly digital world. With billions of people managing multiple email accounts across personal, work, and school, the demand for powerful, reliable email clients has exploded. From simple inbox managers to comprehensive communication platforms with calendar integration and AI assistance, the email app market offers something for everyone. Many developers—from tech giants like Google and Microsoft to privacy-focused startu

Jan 29, 202622 min read
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