ELECTROtools vs Photovoltaic Calculations
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ELECTROtools
This app provides electricians and engineers with essential tabulations, formulas, and graphics for various electrical and electronic tasks. It includes tools for circuit calculations, component identification, and data lookup, making it a handy reference for fieldwork and office use.
- Electrical tabulations and graphics
- Formulae calculator
- Component identification
- Color code references
- Cable dimensioning
- Own document uploads
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Tabulations and formulae App for electricians, electronic engineers and anybody else operating within this field of business. With this App. you always have all important information at hand! The ideal tool for building sites, customer service, workshop, office and meetings. This App. contains formulae which are automatically converted, understandable graphics and clear tabulations At present only SI-Units!!!!! Most table entries are based on German and / or European standards! The screenshots shows the design in >= iOS 7. At this time following functions are integrated: Tabulations and graphics - Protection Classes - IP Code - Current Ratings (at present only available in German) - Assignments (ISDN, TAE etc.) - Terminal Identification - Motor Terminals - Circuits (Light) - Fiber Optics Engineering - Fuse Color Codes - Color Coded Cable End Sleeves - Telecommunication cable: sorting the colorcode - Typical Illuminance Strengths - Fluorescent Lamp Data (Colors, Lengths) - Lamp Sockets - Component Symbols - Equipment Identification - Acronyms and Abbreviations (under construction) - Own Documents (Upload your own files in this App.) Formulae Calculator - Power - Motor Power - Voltage Drop - Compensation - Ohm's Law - Cable Dimensioning (Convenience-Voltage-Drop-Calculator) - Cost of Electricity - Cable Length - Cable Price (DEL, €) - Fixation Interval Calculator - Scale Calculator - Pythagorean Theorem - Power over Energy Meter - Sat-Finder, Dish Alignment Calculator (Freely selectable location coordinates and satellites.) - Barcode product search - Manufacturer Tools: Use the configurators and the know-how of the manufacturer
Photovoltaic Calculations
This app helps professionals and enthusiasts design, size, and analyze solar plants. It provides precise calculations for various components, optimizing yield and efficiency. Includes theoretical resources and practical tools for immediate use.
- Photovoltaic panel yield calculation
- Sun position and optimal tilt angle
- Solar cable ampacity and cross-section
- Protective device sizing
- Ideal inverter selection
- Panel decay estimation
- Series and parallel panel connections
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THE FUTURE IS SOLAR ENERGY. MAXIMIZE YOUR PLANT'S YIELD. Photovoltaic Calculations is the ultimate app for industry professionals, installers, and renewable energy enthusiasts. Design, size, and analyze every aspect of your solar plant with precision and speed. Get the most out of your solar panels by optimizing every single component simply and instantly! MAIN CALCULATIONS AND SIZING: - Photovoltaic panel yield - Air mass index and fill factor - Sun position and optimal tilt angle - Irradiance on a tilted surface - Solar cell temperature and temperature effect on the module - Integrated tools: compass, inclination, altitude - Solar cable ampacity and cross-section calculation (DC) - Protective device sizing and SPD (Surge Protection Device) requirements - String sizing and short-circuit currents - Ideal inverter selection - Photovoltaic panel decay over the years - Occupied surface area and spacing between module rows - Estimation of daylight hours during the year THEORETICAL AND PRACTICAL RESOURCES: - Series and parallel panel connections - Basic concepts: module, string, and photovoltaic array - Astronomical parameters: solar zenith, solar azimuth, solar declination Everything you need is packed into an intuitive interface, which also includes a VERY USEFUL FORMULARY always at your fingertips. Do not leave efficiency to chance, start designing your perfect solar plant today!
Screenshots
Verdict
The clearest difference is rating: Photovoltaic Calculations at 5.0 against ELECTROtools's 4.0. Photovoltaic Calculations also leads on update cadence (monthly vs every 2 months). ELECTROtools's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, 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. Photovoltaic Calculations sells 2 in-app purchases, starting at $0.99 per 3 months. ELECTROtools asks for nothing beyond the download.
Photovoltaic Calculations holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
ELECTROtools ships an update every 2 months, Photovoltaic Calculations monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | ELECTROtools | Photovoltaic Calculations |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 75 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | FEGIME Deutschland Marktgemeinschaft im Elektrogrosshandel GmbH & Co. KG | Egal Net di Ettore Gallina |
Customer experience
ELECTROtools
Photovoltaic Calculations
In-app purchases
ELECTROtools
No in-app purchases
Photovoltaic Calculations
- PRO Version (3 months)$0.993 Months
- PRO Version (1 year)7 Days trial$2.991 Year
Questions
Is ELECTROtools free?
Is Photovoltaic Calculations free?
Which has better reviews, ELECTROtools or Photovoltaic Calculations?
Do ELECTROtools or Photovoltaic Calculations have ads?
Which is updated more often, ELECTROtools or Photovoltaic Calculations?
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