Signal Highlighter

Highlights user-defined words and phrases on web pages using customizable signal groups.

Signal Highlighter helps you quickly find the words and phrases that matter on any web page. Create reusable profiles, organize signals into color-coded groups, and highlight matching text as you browse. Use it for job searches, research, documentation, reviews, comparison tasks, or any workflow where important terms are easy to miss. Key features: • Highlight custom words and phrases automatically on web pages • Organize signals into reusable profiles and groups • Use different highlight colors for different groups • Navigate between matches on the current page • Review matches across open tabs • Enable profiles for all websites or selected websites only • Use case-sensitive, regular expression, and fuzzy matching • Import and export profiles and signals • Start quickly with built-in starter packs • Optionally sign in and sync your profiles across devices Signal Highlighter processes page content locally in your browser for highlighting and matching. Page contents, visited URLs, page titles, and match results are not sent to the Signal Highlighter backend. Cloud sync is optional. When enabled, it syncs your Signal Highlighter profiles and supported settings between your devices. Learn more at signalhighlighter.com.