About this app
'Radiator Calculator' is the must have app for plumbers, builders or home DIY-ers. It quickly and easily allows you to calculate the ideal number and size of radiators for any room in the house. Room details can be edited or saved for later use. You can even email the room specification and results to yourself or your clients. The app lets you adjust the following features for each room: Room Type (e.g. Living Room / Kitchen) Dimensions (switch between Feet and Metres easily) Glazed Area Glazing Type Number of external walls Wall type Type of room below (e.g. heated/air gap) Type of room above
Latest release
What’s New
- Bug fixes to fix issues with failed BTU calculation result - Update to recent iOS
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 17, 2026 · 2:11 PM $1.99
Screenshots
