Comparison

Electrical Engineering vs Calctronics

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Electrical Engineering

This app provides electrical calculations and fundamental concepts for students and professionals. It covers Ohm's Law, power calculations, circuit analysis, and advanced topics like wire sizing and power factor correction.

Highlights
  • Electrical calculations
  • Basic electrical knowledge
  • Advanced electrical topics
  • Ohm's Law and power calculations
  • Circuit analysis theorems
  • Wire sizing and voltage drop
  • Resistor color codes
Features
Read full description

Electrical engineering for technical school and college: theory, formulas and calculators explained clearly. WHY CHOOSE IT • In-depth theory for every component and circuit • Calculators for every formula • Quizzes, mind maps and flashcards for revision • AI Scanner: turn your notes into maps and solve problems TOPICS • Direct current: Ohm's law, Kirchhoff's laws • Alternating current: phasors, impedance • Components: resistors, capacitors, inductors • Circuits: series, parallel, RLC • Electric machines: motors, transformers, generators • Electronics: diodes, transistors, semiconductors STUDY TOOLS • Calculators, quizzes, mind maps, flashcards, archive IDEAL FOR Technical school students and electrical engineering majors. Start studying electrical engineering the easier way today. SUBSCRIPTIONS AND TERMS Full access is available via auto-renewable subscription: • Monthly Subscription • Annual Subscription Prices are shown in the app at purchase and may vary by region. Payment will be charged to your Apple ID at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours of the end of the current period. Subscriptions can be managed and auto-renew turned off in your Apple ID Account Settings after purchase. Privacy Policy: https://masterapps.it/privacy_policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Calctronics

This app provides a comprehensive suite of calculators and design tools for electronic engineering. It assists with circuit design, filter analysis, and component calculations for resistors, capacitors, and inductors. Ideal for both professionals and students, it simplifies complex electronic projects.

Highlights
  • Comprehensive calculator collection
  • Filter design with graph plotting
  • Resistor, transistor, capacitor design tools
  • Amplifier and inductor design
  • Circuit analysis and design
  • Offline functionality
Features
Read full description

Introducing the ultimate electronic engineering app! With its comprehensive collection of calculators and design tools, you'll be able to tackle any electronic project with ease. Our app features a filter design calculator that allows you to plot graphs, making it easier to visualize your calculations. Additionally, we've included resistor, transistor, capacitor, amplifier, and inductor design tools to help you tackle any electronic design problem. Whether you're a professional electronic engineer or just starting out, this app is the perfect tool to have in your arsenal. Download now and experience the power of electronic engineering in the palm of your hand! Here are some stuffs you can do with the app:- Circuit design Electrical calculations Filter design Resistor calculations Transistor design Capacitor design Amplifier design Inductor design Electrical engineering tools Electronic engineering calculator Circuit analysis --- The app contains the following calculators --- • Resistor Colour Code • Resistors in series and parallel • Capacitors in series and parallel • Capacitor charge • Resistor's Y to delta and delta to Y Converter • Resistor's Pi, Tee and bridge Tee attenuator • SMD Resistor Code • Capacitor Code includes polyester and ceramic capacitors • Ohm's Law • Transistor amplifier calculator • Filters Sallen-Key active filter, Butterworth, Chebyshev and Bessel filters • Voltage divider • Resistor Ratio • Skin depth • Decibel to Watt and Watt to decibel converter • Coaxial cable and 2 parallel wires impedance and capacitance calculator • Operational Amplifier eg inverting amplifier, Difference amplifier and Non inverting amplifier • LED series Resistor Calculator • Adjustable voltage regulator • 555 timer Calculator including Astable and monostable timer • Power dissipation • Micro strip trace width and impedance calculator • Inductor Design Tool • Cylinderical wave guide Calculator • Rectangular wave guide Calculator • PCB Trace Width Calculator • Series capacitor, inductor and resistor Resonance • Capacitive Reactance • Inductive Reactance • Power Calculator • Decibel Converter • Crossover calculator • Band pass and Band reject filter design Whether you're a professional engineer or a student learning about electronics, Electronics Calculator Pro is the perfect tool for your circuit design needs. With its comprehensive set of calculator tools and offline functionality, you'll have everything you need to design and analyze your circuits with confidence. Try it out today!

Screenshots

Electrical Engineering4 screens
Calctronics4 screens

Verdict

The call

The clearest difference is review sentiment: Electrical Engineering at 74% against Calctronics's 14%. Electrical Engineering also leads on rating (4.9 vs 4.0). Calctronics's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 15.5). On price, ratings volume, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Electrical Engineering sells 7 in-app purchases, starting at $3.99 per month and Calctronics sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Electrical Engineering holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 11 and 5 respectively. Written reviews point the same way: 74% of Electrical Engineering's written reviews are positive against 14% of Calctronics's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 6 level
Electrical Engineering versus Calctronics: the parameters behind the verdict, then further details
ParameterElectrical EngineeringCalctronics
PriceFreeFree
Rating4.9 (11 ratings) — better4.0 (5 ratings)
Positive reviews73.9% of reviews — better14.3% of reviews
Number of ratings11 — better5
Update frequencyEvery 2 monthsEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.513.0 — better
Further details — not scored
Size115 MB35 MB
Age rating4+4+
DeveloperCarlo TerraccianoAnas Abubakar

Customer experience

Electrical Engineering

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews23 reviews
Positive73.9%
Neutral8.7%
Negative17.4%

Calctronics

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews7 reviews
Positive14.3%
Neutral14.3%
Negative71.4%

In-app purchases

7 purchases

Electrical Engineering

Subscriptions5
  • Monthly subscription - Electro$3.991 Month
  • Monthly subscription - Electro$5.991 Month
  • Annual Subscription Electronic$8.991 Year
Show 2 more
  • Annual Subscription Electronic$24.991 Year
  • Annual Subscription Electronic1 Year trial$24.991 Year
One-time2
  • Lifetime Subscription Electro$29.99
  • Lifetime Subscription Electro$99.99
1 purchases

Calctronics

One-time1
  • Upgrade to the Pro version$2.99

Questions

Is Electrical Engineering free?
Electrical Engineering is free to download, with in-app purchases available.
Is Calctronics free?
Calctronics is free to download, with in-app purchases available.
Which has better reviews, Electrical Engineering or Calctronics?
Electrical Engineering is rated higher. Electrical Engineering averages 4.9 out of 5 from 11 ratings, while Calctronics averages 4.0 from 5 ratings.
Do Electrical Engineering or Calctronics have ads?
Both Electrical Engineering and Calctronics show ads.
Which is updated more often, Electrical Engineering or Calctronics?
Electrical Engineering ships an update every 2 months, and Calctronics every 2 months. Most recently, Electrical Engineering was updated on September 22, 2026 and Calctronics on September 9, 2026.

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