ExtWise is an AI-powered intelligence platform for the Chrome Web Store that indexes 307,781 extensions and lets you search, compare, and analyze them with AI insights across reviews, competitors, ASO keywords, permissions, and security.
What is ExtWise?
ExtWise indexes 307,781 Chrome extensions (284,933 active in the last 90 days, 89% on Manifest V3) and uses AI to analyze reviews, permissions, keywords, and competitive positioning. It takes extension names or categories as input and outputs structured data such as rating histories, permission risk scores, market gap analyses, and trending extension lists. The platform runs in the browser and is developed by a team focused on extension marketplace intelligence.
Key Features
- Search & Discovery — Filter and sort extensions by users, rating, category, or activity. Browse all indexed extensions with live market overview data.
- AI Assistant — Ask natural‑language questions about extensions. Try the AI assistant →
- Competitor Feature Matrix — Compare up to 10 extensions side‑by‑side on features, permissions, and user sentiment.
- ASO Keyword Analysis — View keyword usage and search volume estimates for any extension’s listing.
- Permission Risk Scoring — Assess extensions on requested permissions with automated risk ratings. Audit now →
- Market Trend Tracking — Monitor category growth, user migration patterns, and emerging categories across 18 tracked Chrome Web Store categories.
- Malware & Security Alerts — Get notifications when an extension’s permissions or behavior change, with data flow mapping for high‑risk add‑ons.
Who is it for?
- Extension Developers — Analyze competitors’ feature sets and ASO strategies, then optimize their own store listing and permission choices. Start analyzing →
- Security Teams — Audit extension permissions at scale, track vulnerability disclosures, and map data flows for enterprise browser deployments. Audit now →
- Growth & Product Teams — Discover underserved categories, identify user migration trends, and benchmark against top extensions like Adobe Acrobat (325M users) or AdBlock (62M users). Discover opportunities →
What can you do with ExtWise?
- Developer scenario: Compare your extension’s permissions and ratings against the highest‑rated extension (keep-teams-online, 5.0★) or the most reviewed (Adblock for Youtube, 200K reviews) using the competitor matrix.
- Security scenario: Generate a permission risk report for any extension, then monitor its data‑flow map for changes after each update.
- Growth scenario: Track the productivity category (151K extensions) for rising stars and export trend data across all 18 tracked categories.
Pricing
ExtWise is freemium. The free tier provides basic search, individual extension analysis, and limited AI queries. Paid plans unlock advanced features such as bulk comparison, historical trend exports, and security audit reports.
FAQ
Is ExtWise free to use?
Yes — the free tier lets you search the full index of 307,781 extensions and use the AI assistant with a daily query limit. Advanced features like competitor feature matrices and permission risk scoring require a paid subscription.
What data does ExtWise track for each extension?
For every indexed extension you can see: total users, average rating (overall average across the store is 4.4★), review count, developer name, category, Manifest V3 status, permission list, and update recency (active if updated <90 days).
