Great Sizing App!
This is a great app for sizing ductwork, and piping. Like the UI too!
Not enough ratings yet to assess HVAC Sizer.
HVAC Sizer appears legitimate, with a few gaps. AppsHunter Legitimacy Score for HVAC Sizer is 70/100.
Based on 70 of 100 points across 7 verification signals from App Store and developer data.