AC Calculator - HVAC Sizing
Air conditioner or Heat Pump
About
This utility app simplifies HVAC sizing by calculating BTU/h capacity and recommending equipment. It offers unit conversions, price estimates, and energy consumption comparisons. Advanced features can be unlocked via in-app purchases.
What's New in AC Calculator
5.3
April 23, 2026
Bug fixes
In-App Purchases
$1.99
Unlock View details
Unlock "View details" button
Developer apps
FAQ
What is AC Calculator Lite used for?
AC Calculator Lite is a utility app designed to simplify HVAC sizing. It helps users calculate BTU/h capacity, get equipment recommendations, and compare energy consumption.
Does AC Calculator Lite have ads?
No, AC Calculator Lite does not contain advertisements. The app is free to download and use, with optional in-app purchases for advanced features.
What devices is AC Calculator Lite compatible with?
AC Calculator Lite is available for iPhone and iPad devices, running on iOS.
How often is AC Calculator Lite updated?
The latest version, 5.2, was released on November 16, 2025. Updates are provided by the developer to ensure the app remains current and functional.
What is the age rating for AC Calculator Lite?
AC Calculator Lite has an age rating of 4+, making it suitable for a wide range of users.
Can I unlock more features in AC Calculator Lite?
Yes, professional-grade features can be unlocked in AC Calculator Lite through in-app purchases. This allows users to access advanced functionalities as needed.
What kind of calculations can AC Calculator Lite perform?
AC Calculator Lite can calculate BTU/h capacity, convert units between BTU, kW, Kcal, and Tons, and compare energy consumption between inverter and conventional systems.
What do users think of AC Calculator Lite?
Users generally have a very positive opinion of AC Calculator Lite, as indicated by its high rating of 4.8 stars from 20 ratings.
