# Solar Power System Calculation — Solar Power System Design > Off-grid solar system design and component sizing calculator. (iPhone/iPad app by Nasser Almutairi.) - Source: https://appshunter.io/ios/app/solar-power-system-calculation/id1476143723 (this page in markdown: same URL + `.md`) - Developer: [Nasser Almutairi](https://appshunter.io/developer/1191463199) - Category: Education - Price: $3.99 - Rating: 2.30/5 from 3 App Store ratings · 3 written reviews indexed - Age rating: 4+ - Requires: iOS 12.1 · 8 MB - Languages: American English - Released: 2019-08-11 - Data updated: 2026-06-10 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/solar-power-system-calculation/id1476143723/reviews.md ## What is Solar Power System Calculation? Solar PV system includes different components that should be selected according to your system type, site location and applications. The major components for solar system are solar charge controller, inverter, battery bank and PV modules that convert sunlight into DC electricity. 1. This app is a tool to calculate and size all the off grid solar system . It will calculate total Watt-hours per day for each appliance used. 2. It will calculate total Watt-hours per day needed from the PV   modules. 3. Size the PV modules that suitable for your application 
3. Sizing   the Inverter that convert DC into AC power. 4. Sizing the battery bank that will store your power . 5. Sizing the solar charger controller that will regulate the voltage   and current to charge the battery bank. This is app will generate a detail report with all required design perimeters for your Solar system that suitable for your application . ## Key features - Calculate daily energy consumption - Size PV modules - Size inverters - Size battery banks - Size solar charge controllers - Generate detailed design reports ## Recent user reviews (3 of 3) All indexed reviews: https://appshunter.io/ios/app/solar-power-system-calculation/id1476143723/reviews.md ### 1/5 — Horrible *2023-11-20* This app is frustrating and a pain to use. The keypad covers the entry spaces so you can’t see what is entered. Does not scroll easy and not meant for a mobile device. ### 5/5 — Please I could not copy my works or send by emails . *2020-10-22, version 1.1.0* Please how can I copy my works How can I send by emails I could not select all or any part of my work ### 1/5 — Total junk! *2020-10-04, version 1.1.0* Does not even fit the screen to fill in the blanks. Total waste of time and money. ## Frequently asked questions about Solar Power System Calculation ### What is Solar Power System Calculation used for? Solar Power System Calculation is used to design and size off-grid solar power systems. It helps calculate energy needs and select appropriate components like PV modules, inverters, batteries, and charge controllers. ### How does Solar Power System Calculation help with system design? It calculates the total Watt-hours needed per day for your appliances and then sizes the PV modules, inverter, battery bank, and solar charge controller based on your application and site location. ### What kind of report does Solar Power System Calculation generate? The app generates a detailed report containing all the required design parameters for your solar system, tailored to your specific application. ### What devices is Solar Power System Calculation available on? Solar Power System Calculation is available for iPhone and iPad devices. ### What is the age rating for Solar Power System Calculation? The app has an age rating of 4+, making it suitable for a wide range of users. ### How often is Solar Power System Calculation updated? The latest version is 1.1.0, and it was last updated on February 3, 2020. Future updates may introduce new features or improvements. ### What is the price of Solar Power System Calculation? Solar Power System Calculation costs $3.99 and does not feature in-app purchases or advertisements. ### Does Solar Power System Calculation support online solar system design? This app is designed for off-grid solar system calculations. It focuses on sizing components for self-contained power systems rather than grid-tied designs. ## Version history (last 2 releases) ### 1.1.0 — 2020-02-03 - New app icon was introduced - Update on the Load List calculation - Update on the final generated Report ### 1.0.0 — 2019-08-11 No release notes. ## Apps similar to Solar Power System Calculation | App | Rating | Price | Category | | --- | --- | --- | --- | | [IM Simulator](https://appshunter.io/ios/app/im-simulator/id735482430) | — | $0.99 | Education | | [Day Skipper Exam Flashcards](https://appshunter.io/ios/app/day-skipper-exam-flashcards/id1557097412) | — | $4.99 | Education | | [iWindTurbine](https://appshunter.io/ios/app/iwindturbine/id424498956) | 2.3 (3) | $0.99 | Education | | [Learn Azure for DevOps](https://appshunter.io/ios/app/learn-azure-for-devops/id1561534777) | — | Free | Education | | [Electrical Quantities- Circuit](https://appshunter.io/ios/app/electrical-quantities-circuit/id1161304158) | 1.0 (1) | $0.99 | Education | | [Electrical Wiring Diagrams](https://appshunter.io/ios/app/electrical-wiring-diagrams/id1114061762) | 1.0 (7) | $2.99 | Education | ## More apps by Nasser Almutairi - [Transformer Sizing Calculation](https://appshunter.io/ios/app/transformer-sizing-calculation/id1381149781) - [Generator Sizing Calculation](https://appshunter.io/ios/app/generator-sizing-calculation/id1454164636) - [LV Cable Vd Calculation](https://appshunter.io/ios/app/lv-cable-vd-calculation/id1511586562) - [Project Budget Management](https://appshunter.io/ios/app/project-budget-management/id1556991623) All apps by Nasser Almutairi: https://appshunter.io/developer/1191463199 --- *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 2026-06-10.*