# AirPro: BTU Calculator — HVAC Calculator: House Heating > HVAC and thermal energy calculator for system sizing, costs, and efficiency analysis. (iPhone/iPad app by Igor Ilijovski.) - Source: https://appshunter.io/ios/app/airpro-btu-calculator/id6470185437 (this page in markdown: same URL + `.md`) - Developer: [Igor Ilijovski](https://appshunter.io/developer/1492982127) - Category: Productivity, Business - Price: Free with in-app purchases - Rating: 5.00/5 from 5 App Store ratings - Age rating: 4+ - Requires: iOS 16.0 · 18 MB - Languages: American English - Released: 2023-10-27 - Data updated: 2026-06-02 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/airpro-btu-calculator/id6470185437/reviews.md ## What is AirPro? Welcome to AirPro, a user-friendly tool for everyone that wants to install an air conditioner, heat pump or any type of furnace. AirPro will assist you in finding the right size of the unit, showing you monthly costs for heating and cooling and domestic hot water, monthly energy consumption, monthly and daily temperatures. Beside the BTU estimation, it allows you to experiment with various base temperatures, heating and cooling temperatures, and smart schedules for system off, providing a custom-tailored approach that suits every individual's needs. You will have all the data for the daily, monthly and annual electricity consumption, energy production, electricity cost, heating degree days, cooling degree days and much more. If you are using a Gas Furnace, you will obtain the analysis for gas burned through the year, gas cost per Therms, kWh, m3, Mcf or Gallons. If you are using an Oil Furnace, you will obtain the analysis for daily (monthly/ annual) usage of oil in Liters (Litre) or Gallons. Also we covered the Wood Furnace, and you will have the results in m3 or Cords. But that's just the tip of the iceberg. AirPro's expansive features present an array of system evaluations, encompassing Heat Pumps, Air Conditioners, Electric Heaters, and Gas, Oil, and Wood furnaces. With this extensive range of options, AirPro ensures you have all the information you need to find the system that aligns best with your circumstances and preferences. Data visualization is made easy and professional with AirPro. It offers high-quality charts for intuitive understanding of your system's performance. Need to share or store this information? No problem. AirPro lets you export your data in a convenient CSV format or create comprehensive PDF reports for any variant. But AirPro isn't just about heating and cooling. It extends its analytical prowess to help you evaluate the domestic hot water needs of various types of premises, whether it's a cozy house, multi-story flats, hospital, hotel, office, or a school. On top of all these features, AirPro brings a powerful financial aspect to the table. It provides detailed financial analysis, giving you a clear picture of daily and monthly thermal energy consumption, financial comparisons, payback periods, and net present value (NPV) calculations. This financial insight empowers you to make informed decisions, not just for the comfort of your space, but also for the health of your wallet. AirPro is more than an app—it's your comprehensive, all-in-one tool for thermal energy analysis. It's designed to be a handy assistant, always ready to provide data-driven insights, ensuring you make well-informed decisions about your heating and cooling systems. Experience the power of smart thermal energy management today with AirPro. If you have any questions or suggestions or you need a technical support, please let us know at support@pvsolcast.com. Terms and Conditions link: https://sites.google.com/view/pvfterms/home Privacy Policy link: https://sites.google.com/view/airpropolicy/home ## Key features - BTU estimation for HVAC systems - Monthly heating and cooling cost calculation - Energy consumption and temperature analysis - Domestic hot water needs evaluation - Financial analysis including payback periods - Data export to CSV and PDF reports ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | AirPro Premium - Monthly | $7.99 | per month | | AirPro Premium - Annual | $29.99 | per year | ## Frequently asked questions about AirPro ### What types of heating and cooling systems can AirPro analyze? AirPro can analyze a wide range of systems including heat pumps, air conditioners, electric heaters, and gas, oil, and wood furnaces. It also evaluates domestic hot water needs for various building types. ### Does AirPro provide financial insights? Yes, AirPro offers detailed financial analysis, including daily and monthly thermal energy consumption, financial comparisons, payback periods, and net present value (NPV) calculations. This helps users make informed decisions about their systems. ### Can I export my data from AirPro? Yes, AirPro allows you to export your data in a convenient CSV format or create comprehensive PDF reports. This makes it easy to share or store your system's performance information. ### What platforms is AirPro available on? AirPro is available on iPhone and iPad devices. It is designed for iOS users who need to perform thermal energy analysis. ### How often is AirPro updated? The latest version of AirPro is 11.0, and it was last updated on December 16, 2025. Updates typically include new features, bug fixes, and performance improvements. ### Does AirPro have ads? Yes, AirPro contains advertisements. As it is a free app with in-app purchases, ads are displayed to support its continued development and availability. ### What are the subscription options for AirPro Premium? AirPro offers two subscription plans: AirPro Premium Monthly for $7.99 and AirPro Premium Annual for $29.99. These plans likely unlock additional features or remove ads. ### What is the age rating for AirPro? AirPro has an age rating of 4+. This indicates that the content is generally suitable for all ages, with minimal or no objectionable material. ## Version history (last 5 releases) ### 11.0 — 2025-12-16 - Performance Improvements - Minor Bug Fixes Thanks. PV Solcast pvsolcast.com ### 10.0 — 2024-05-15 - Performance improvements - Minor bug fixes Thank you! support@pvsolcast.com www.pvsolcast.com ### 9.0 — 2023-12-04 Thank you for using AirPro: Heating & Cooling Analysis In this version: - Performance Improvements - Minor Bug Fixes ### 8.0 — 2023-11-06 - Performance Improvements - Minor Bug Fixes ### 7.0 — 2023-11-02 - Performance Improvements - Minor Bug Fixes ## More apps by Igor Ilijovski - [PV Solar Tilt](https://appshunter.io/ios/app/pv-solar-tilt/id1492982128) - [PV Solar Forecast](https://appshunter.io/ios/app/pv-solar-forecast/id1496274910) - [My Solar Panel](https://appshunter.io/ios/app/my-solar-panel/id1498356619) - [Solar APP: PV Solar Calculator](https://appshunter.io/ios/app/solar-app-pv-solar-calculator/id6451967917) - [ELEX: Electricity Spot Price](https://appshunter.io/ios/app/elex-electricity-spot-price/id6746798373) All apps by Igor Ilijovski: https://appshunter.io/developer/1492982127 ## Related topics [btu calculator](https://appshunter.io/ios/topics/btu-calculator) · [btu](https://appshunter.io/ios/topics/btu) · [blue cold heat load calculator](https://appshunter.io/ios/topics/blue-cold-heat-load-calculator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-02.*