ListingLab — Save & Compare Real Estate Listings

Save listings from Zillow, Redfin, and Realtor.com. Compare side-by-side. Export polished comparison sheets for clients.

ListingLab helps real estate agents save, compare, and share property listings — all from one simple browser panel. HOW IT WORKS: Browse Zillow, Redfin, or Realtor.com as you normally do. Click the ListingLab icon to save any listing instantly. View all your saved listings in a clean side panel. Compare properties side-by-side with auto-highlighted best values. Export a professional comparison sheet to send to clients. FEATURES: One-click save from Zillow, Redfin, and Realtor.com. Auto-extracts price, beds, baths, sqft, lot size, year built, photos and more. Side panel stays open while you browse. Compare up to 10 listings at once. Best values auto-highlighted. Export polished comparison sheets with your agent branding. Add notes and favorites. Duplicate detection. Works offline — all data stored locally in your browser. BUILT FOR AGENTS: No more copy-pasting into spreadsheets. Save listings as you browse, compare them side-by-side, and export a clean PDF-ready sheet with your name and contact info. PRIVACY FIRST: All data stays on your device. No account required. No tracking or analytics. SUPPORTED SITES: Zillow, Redfin, and Realtor.com.