ELECTROtools vs power grid calculator
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
power grid calculator
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Now you can calculate electrical systems easily, quickly and without having to collect formulas. Directly in the system with your smartphone. Everything is displayed clearly and easily understandable. You can see and evaluate all data for two voltage levels at the same time. Here is an excerpt of the important data that the app processes for you. apparent power real power reactive power voltages currents angle power factor energy flow performance triangle delta- and star-connection inductors capacities .... Don't make your work unnecessarily difficult, use the app whenever you need to know something.
Screenshots
Verdict
The clearest difference is iOS requirement: ELECTROtools at 12.0 against power grid calculator's 14.0. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 5, 2026 and September 16, 2026 respectively.
| Parameter | ELECTROtools | power grid calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 75 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | FEGIME Deutschland Marktgemeinschaft im Elektrogrosshandel GmbH & Co. KG | Ralph Karmoll |
In-app purchases
ELECTROtools
No in-app purchases
power grid calculator
No in-app purchases
Questions
Is ELECTROtools free?
Is power grid calculator free?
Do ELECTROtools or power grid calculator have ads?
Which is updated more often, ELECTROtools or power grid calculator?
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