explainx - ai productivity & website chat

Local time-on-site analytics, focus shield, and AI that explains pages and answers questions on any tab.

Explainx.ai supercharges your browser with two tools built for serious knowledge workers. AI Productivity Tracker Understand exactly where your time goes. ExplainX scores every website for productivity using immersion depth, interaction density, and navigation patterns. All data stays 100% on your device. No servers, no accounts, no compromise on privacy. Track active time and attention per site, measure scroll and click engagement, block distractions with Focus Shield, and get per-site breakdowns of how you actually browse. Chat with Any Website Hit the floating Ask ExplainX button on any page and instantly get an AI-powered summary, category tag (news, docs, MCP server, AI tool, blog), and a sidebar chat for follow-up questions. Great for dense documentation, research papers, or any page you need to understand fast. Why ExplainX? Local-first analytics: your data never leaves your machine - Opt-in AI: only sends page content when you ask - Auto-detects AI tools, agents, and MCP servers - Works on Chrome, Edge, Brave, and all Chromium browsers - Free forever, no sign-up required Built for: developers, researchers, students, AI builders, and anyone serious about reclaiming focus.