PV Calculator Lite Version vs AirPro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PV Calculator Lite Version
Estimate the potential of solar energy generation at your location. This tool offers detailed calculations for electricity fed into the grid, purchased electricity, annual savings, and payback time. It features site-specific solar irradiance and hourly resolution for accurate production and storage planning.
- Calculate electricity fed into grid and purchased
- Estimate annual savings and payback time
- Site-specific solar irradiance data
- Hourly resolution for production and storage
- Define PV modules, inverters, and load profiles
- Automatic optimal orientation determination
- Roof area measurement and panel positioning
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It is important to present the potential of renewable energy generation in a simple and clear way for everyone. Get an idea of the potential of photovoltaic power generation at your site. languages: english, german What makes this app stand out from others * Typical meteorological year (TMY) as radiation data at your site * Hourly resolution allows an accurate view of production and battery storage throughout the day * Individual load profiles allow a design adapted to your consumer behavior * Roof area measurement and panel positioning allow realistic planning PV Calculator Lite Features - Calculate the amount of electricity fed into the grid and purchased - Calculate your annual savings and payback time - Site specific solar irradiance - Hourly resolution - Define your PV-Modules and power inverter - Automatic determination of optimal orientation - Define your energy demand and daily load profile - Sizing of your battery storage - Roof area measurement and panel positioning This app is Ad-free. Premium Version Features - Historical radiation data from 2005-2021 - Create multiple projects - Import/ export projects or share with friends - Consider Snowfall - Consider shading - Create your own individual load profile - Create an unlimited number of PV arrays - Export your results as Excel sheet
AirPro
This tool helps you calculate the right size for air conditioners, heat pumps, and furnaces. It provides detailed analysis of heating and cooling costs, energy consumption, and temperature data. You can also evaluate domestic hot water needs and financial aspects like payback periods.
- 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
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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
Screenshots
Verdict
The clearest difference is in-app purchases: PV Calculator Lite Version at none against AirPro's 2. PV Calculator Lite Version also leads on ads (none vs shown) and iOS requirement (13.4 vs 16.0). AirPro's advantage is update cadence (every 4 days vs every 10 days). On price, rating, ratings volume and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. AirPro sells 2 in-app purchases, starting at $7.99 per month. PV Calculator Lite Version asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for PV Calculator Lite Version against 5.0 for AirPro. Both are backed by a comparable volume of ratings — 2 and 5 respectively.
PV Calculator Lite Version ships an update every 10 days, AirPro every 4 days. Both last shipped on October 24, 2026.
| Parameter | PV Calculator Lite Version | AirPro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 10 days | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.0 |
| Further details — not scored | ||
| Size | 38 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Sven Schwertner | Igor Ilijovski |
Customer experience
PV Calculator Lite Version
AirPro
In-app purchases
PV Calculator Lite Version
No in-app purchases
AirPro
- AirPro Premium - Monthly$7.991 Month
- AirPro Premium - Annual$29.991 Year
Questions
Is PV Calculator Lite Version free?
Is AirPro free?
Which has better reviews, PV Calculator Lite Version or AirPro?
Do PV Calculator Lite Version or AirPro have ads?
Which is updated more often, PV Calculator Lite Version or AirPro?
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