This app helps users calculate their daily and monthly energy needs and determines the required equipment, such as solar panels and batteries, to set up an off-grid solar system. Download now and start planning your solar setup today.






231+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our solar calculator offgrid list covers 231+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.






This app helps users calculate their daily and monthly energy needs and determines the required equipment, such as solar panels and batteries, to set up an off-grid solar system. Download now and start planning your solar setup today.












Manage your smart energy devices with this application to track energy use, improve efficiency, control home devices, and troubleshoot inverters for efficient energy management. For monitoring permissions, contact your installer.


Track sunshine and sun's trajectory with this app by using AR to view the sun's position over your camera image. Plan photo shoots, solar panel placement, gardening, home renovations and more with ease. Explore sun movement in different locations on Google Maps in 3D.


This professional solar tool helps users determine if solar panels are right for them, design and optimize their PV systems, and estimate electricity generation and payback period. With a user-friendly interface, it provides detailed analysis and simulations for rooftop PV, commercial solar power plants, and more, allowing users to make informed decisions about their solar investments.


This application helps users estimate the potential of solar power generation at their site, providing a clear and simple overview of energy production, battery storage, and savings. With features such as hourly resolution, individual load profiles, and roof area measurement, users can get an accurate idea of their site's solar energy potential and explore how to adapt it to their needs.


Experience the ultimate mobile calculator with 10 powerful calculators and financial worksheets, trusted by millions worldwide for its unrivaled accuracy and advanced features. From standard and scientific calculators to unit converters and graphing tools, this app has it all. Get it now for advanced calculations at your fingertips!


This comprehensive solar analysis tool helps you navigate the complexities of solar energy, providing in-depth analysis, battery storage system optimization, and real-time utility price tracking to make informed decisions and maximize savings. Download now to plan and design your photovoltaic system, and take control of your solar journey towards energy independence.






This application helps users optimize their solar panel's position by providing step-by-step guidance on orientation, direction, and angle. By using the app, users can easily calibrate their device, set their location, and adjust their solar panel's position to achieve maximum efficiency throughout the year.




Get live PV solar power forecasts for up to 360 hours and 15 days ahead, and optimize your energy usage with features like CSV data export, current power estimation, and weather forecasts. Start forecasting your PV solar generation to save money, reduce utility bills, and plan your appliances and electric vehicle charging in advance.


A versatile scientific calculator app designed for math enthusiasts, offering features like natural display for textbook-like equations, symbolic and numeric modes, complex number calculations, calculus functions, statistical analysis, and unit conversion. With a premium upgrade option for additional advanced features and customization. Access the power of NCalc FX now!


A color calculator app that helps users find complementary color schemes for design projects. Simply input a base color and let the app generate harmonious color combinations for your projects. Try it now to elevate your design choices!


A versatile calculator app for iPhone and iPad offering over 40 calculators and unit converters for finance, health, and more. Simplify your calculations with just one app today!


A top-rated scientific calculator app on iOS devices offering advanced math functions with a user-friendly interface for users of all levels. Features include step-by-step solutions, math photo solving, and handwriting recognition. Enhance your calculations with this versatile tool.


A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!


This innovative app turns your smartphone into a virtual solar panel, allowing you to estimate the annual dollar value of solar panels on your roof based on factors like direction, tilt, and local weather. By using this app, you can easily determine how soon a solar panel will pay for itself and take the first step towards harnessing solar energy.


This application helps users determine their solar power needs by calculating the required battery backup, voltage, and number of solar panels. It also provides a battery load calculator that breaks down energy needs by hour.