191+ iOS apps curated and reviewed
Finding the right heat loss calculator apps can be overwhelming with so many options. We've analyzed 191+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | — | No | Yes | Jun 2026 |
| 3 |  | $1.99 | 4.8★ (4) | No | No | Jul 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | $4.99 | 2.6★ (5) | No | No | Jul 2026 |
| 6 |  | Free | 1.0★ (1) | No | No | May 2026 |
| 7 |  | Free was $1.99 | — | No | Yes | May 2026 |
| 8 |  | Free | 4.1★ (10) | Yes | Yes | May 2026 |
This app assists heating engineers and surveyors in collecting property data for heating system installations. It supports heat loss reports for various technologies and includes tools for sound assessments and quick estimations. Data is automatically saved for later review and amendment.
Calculate the ideal radiator size and quantity for any room. Input room details like dimensions, glazing, and wall types to get precise recommendations. Save and email room specifications for later reference or client sharing.
Calculate room heat loss, estimate radiator output, and convert between Watts and BTU/h. Analyze potential energy savings from home improvements and determine radiator sizing for optimal heating. Results can be emailed, saved, or exported.
Calculate the heating load for simple rectangular buildings with natural air infiltration. Save calculations for future reference or email them directly from the app.
Calculate heat loss and humidity issues in building structures. Input air temperature, humidity, and material layers to visualize temperature and dew point changes. Supports both Celsius/Fahrenheit and cm/inches.
This tool simplifies calculating natural gas heat input and gas rates for installations. It allows users to time their meter, input readings, and get instant results, eliminating the need for manual charts or complex calculations.
This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.
This tool helps outdoor workers stay safe by providing real-time heat index information and hourly forecasts specific to their location. It offers occupational safety recommendations and details on heat-related illnesses and their first aid.
This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.
Easily calculate the energy consumption and operating costs of electrical devices. Track daily, monthly, and yearly usage, analyze costs, and estimate carbon emissions to optimize power usage and save money.
This app simplifies HVAC duct sizing calculations. It computes duct size, velocity, pressure drop, and flow rate with an intuitive interface. Supports various units and duct materials for precise HVAC design.
Calculate fluid flow rate and pressure loss in pipes. This app helps engineers determine pipe diameter, maximum pipe length, and friction loss for both liquid and gas flows, including fittings and elevation changes. Results can be shared as Excel or PDF reports.
This tool quickly calculates the necessary cooling capacity for cold rooms. It allows users to input temperature, dimensions, insulation, heat loss, and product data to generate instant calculations. Results can be emailed for easy sharing.
Access a vast library of workouts designed for women, from HIIT to yoga, with guidance from world-class trainers. Track progress, join community challenges, and access educational content on fitness and nutrition. Train at home or in the gym with flexible options.
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.
Instantly determine how hot it truly feels by combining temperature and humidity. This app provides real-time weather data, forecasts, and heat risk warnings to help you plan outdoor activities safely and avoid heat-related illnesses.