Planning Alerts is a UK planning application search and notification service that helps residents, homeowners, businesses, and community groups keep track of proposed development. Users can search by postcode, address, or council, explore planning activity on an interactive map, and filter applications by status, type, and date. They can monitor selected areas, save applications and private notes, and receive daily or weekly email alerts when applications are submitted or their status changes.

The service provides source labels and links to official records, helping users understand where information comes from and access council portals to view details or comment. Planning Alerts says it covers local planning authorities in England and updates collected data daily, drawing on government planning data, council portals, and other sources. Its free offering includes three monitored areas, up to 6.

2 miles each, and 20 saved application watches. Planning Alerts also offers a self-service REST API for developers and PropTech teams, with webhooks, spatial search, and daily refresh