According to AlphaMoat, as of 2026-09, the Chrome extension LightUp has 112 users (+4.7% MoM), rated 4.2 (10 reviews) — ranked #4,031 of 9,324 AI browser extensions, and #990 of 2,418 in General AI.
Genius annotations for every page on the web. Powered by AI to explain, summarize, analyze, translate, and more. Chat with AI, And Read Smarter, Learn Faster: Instant AI Summary, Analyze, Translate, and insights with LightUp
1 - Summarize articles, research papers, and long‑form content into clear, concise overviews—grasp key points in seconds, retain more information, and stay focused on what matters.
2 - Analyze and explain selected text with AI-driven insights, or define custom actions tailored to your workflow.
3 - Translate paragraphs on the spot to instantly understand foreign‑language content, save time, and never lose context or momentum.
4 - Chat in real time with LightUp’s interactive AI assistant to ask follow‑up questions, clarify concepts, and dive deeper into any topic or prompt new results on demand.
5 - Control your experience with free daily usage or unlock unlimited access using your own API key, plus customizable keyboard shortcuts for lightning‑fast access.
6 - Customize your view with dark mode, light mode, and three flexible layouts—floating popup, sidebar, or centered panel—to suit any workflow.
7 - Protect your data with end‑to‑end privacy: all processing happens locally in your browser, no text or metadata ever leaves your device, and API keys are encrypted and stored securely.
Why Choose LightUp?
LightUp is the go-to extension for anyone seeking to summarize web content, translate languages, and annotate key information effortlessly. With its powerful AI capabilities and commitment to privacy, LightUp is ideal for students, professionals, researchers, and curious minds who want to enhance their online reading experience. Whether you need to understand dense academic material, quickly summarize news articles, or translate foreign language content, LightUp delivers efficient, actionable insights right at your fingertips.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.