ImmoKnow

Real-time price intelligence for every immoweb listing. See price estimates, market averages, and rental yields directly on immoweb

🏡 Stop guessing. Start knowing. ImmoKnow is a Chrome extension for immoweb. Immoknow overlays real market price data directly on the page — no extra tabs, no spreadsheets, no manual research. You see the market estimate. You see if the property is overpriced or underpriced. You see the rental yield and investment metrics. All of it, instantly, while you browse. 💰 IS THIS LISTING OVERPRICED? The moment you open any immoweb listing, ImmoKnow shows you what it's actually worth on the market — and by how much it deviates from that price. Green means it's a potential deal. Red means you should negotiate harder. 📊 THE FULL MARKET PICTURE Forget averages. ImmoKnow gives you the real distribution: → P25 / Median / P75 price ranges for comparable properties → Live price distribution curve showing where this listing sits → Price per m² vs. market average and median → Market volatility — how stable or erratic prices are in this area 📈 RENTAL YIELD & BREAK-EVEN CALCULATOR Thinking about buying to rent? ImmoKnow runs the numbers for you on every property: → Market rent estimate — auto-calculated from local rental data → Gross & net rental yield → Break-even timeline in months and years → Full cost breakdown: notary fees, renovation, property tax, insurance, management fees → Every field is editable — adapt it to your actual situation 🔭 MARKET EXPLORER DASHBOARD Click the extension icon to open a full market dashboard for Belgium: → Filter by province, property type, and surface area → Average & median sale and rent prices, price/m² → Rental yield by region and property type → Full price distributions with live charts 🎯 EVERY ESTIMATE COMES WITH A CONFIDENCE SCORE ImmoKnow tells you how reliable each estimate is: → A 0–100 confidence score based on comparable data quality → How many comparable properties were used in the calculation → How far the algorithm had to search geographically to find them ✅ FREE — NO ACCOUNT NEEDED TO START Install in 30 seconds. Works immediately on immoweb in French, Dutch, and English. 🧠 DATA YOU CAN TRUST Our estimates are built on publicly available data from official Belgian sources — Statbel, the FPS Finance cadastral records, and the Fednot notary barometer — complemented by data from our network of real estate professionals across Belgium, updated every two weeks. Don't browse blind. Install ImmoKnow and know exactly what every property is worth.