Features
What you can do with Udsyn
Maps and layers, 3D with sun and shade, property data, search by criteria, building rights, monitoring, reports, export, portfolio analysis and API.
Maps and map layers
Cadastral parcels, buildings, aerial photos and layers for nature, plans, noise, climate and farming on one map. Free, no login needed.
3D, sun and shade
Buildings, trees and terrain in 3D. See sun and shade at any time of day and year, and the view from the windows.
Property data
BBR, cadastre, public valuation, energy label, plans, nature, noise and climate for a Danish property. Unknown is shown as unknown.
Search by criteria
Find properties and plots by plot, buildings, nature, view, sun, noise, plans and building rights. Results on the map and in a list.
Building rights and what if
See how much may be built on a plot under the local plan and the building regulations, and draw an extension and check it against the rules.
Monitoring and alerts
Watch properties and searches, and get an email on sales, new local plans, new homes for sale, price drops and building cases nearby.
Energy and renovation
Energy label, estimated energy class, roof area and solar potential, and cost estimates for a new roof, insulation and a heat pump from measured quantities.
Reports and export
Property report as PDF, maps to scale from 1:500 to 1:2000, and export to Excel, GeoPackage, Shapefile, DXF, KML, glTF and CityGML.
Portfolio analysis
Upload a list of properties and screen them for climate, noise, building rights, plans, nature and energy. Unknown is kept apart.
API and MCP
Use Udsyn's property data in your own systems with a REST API, webhooks and an MCP server for AI assistants.
Tools for estate agents
List homes for sale on Udsyn with their own profile, 3D, sun and views, embed them on the agency's site, and follow the statistics.
Each feature has its own page in Danish, with the plan it belongs to.
Most of it is free
The map, 3D, the map layers, the property pages and the search need no login. The price page shows what each plan gives.