Comparison

Easy Ohm's Law vs Arduino Programming Tutorial

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

Head to head
About

Easy Ohm's Law

This app helps you calculate voltage, current, resistance, and power. Simply input any two values, and the rest will be automatically computed with adjusted units. It supports a wide range of languages for global accessibility.

Highlights
  • Calculate voltage, current, resistance, and power
  • Automatic unit adjustment
  • Input any two values for instant calculation
  • Supports 21 languages
  • Available on iPhone and iPad
Features
Read full description

Calculate voltage , current , resistance and power 1. Enter any of two items, the other items will be calculated 2. The units of calculated values will be adjusted automatically. 3. Support English, German, French, Italian, Spanish, Portuguese, Japanese, Korean, Traditional Chinese, Simplified Chinese, Russian, Polish, Czech, Finnish, Norwegian, Swedish, Malay, Thai, Vietnamese, Hindi, Indonesian, Turkish

About

Arduino Programming Tutorial

Learn Arduino programming with over 200 lessons, circuit diagrams, and code examples. Covers electronics, components, and C++ essentials for beginners and advanced users. Available in 14 languages.

Highlights
  • 200+ practical lessons
  • Circuit diagrams and wiring guides
  • Ready-to-use code examples
  • Interactive quiz questions
  • Covers 14 languages
  • Detailed component explanations
  • C++ programming essentials
Features
Read full description

Learn Arduino programming from scratch with 200+ practical lessons, circuit diagrams, and ready-to-use code examples. For beginners, students, hobbyists, and engineers looking to learn Arduino from scratch or advance their skills — build real projects, understand electronics, and master Arduino. The app includes a wide collection of electronic components, analog and digital sensors, and external modules used with Arduino. Each topic includes: • Clear, detailed explanations of how components work • Step-by-step wiring instructions and circuit guidance • Integration steps with practical usage tips • Ready-to-use Arduino code examples • Interactive quiz questions Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! The application provides detailed lessons and wiring guides for a wide range of hardware components commonly used with Arduino, including: • GPIO, buttons, LEDs • ADC, PWM • UART, I2C, SPI communication • Distance, motion, and infrared sensors • Temperature, humidity, and pressure sensors • Light, sound, gas, and touch sensors • LCD and OLED displays • Motors, relays, and actuators • Accelerometers and gyroscopes • Real-time clock modules These examples include wiring diagrams, explanations, and ready-to-use Arduino code. The built-in programming course covers essential C++ topics used in Arduino development: • Data types and variables • Operators and expressions • Control structures and loops • Arrays and strings • Functions and scope • Math and random functions • Bitwise operations • Preprocessor directives All lessons, component descriptions, and quizzes are regularly updated and expanded in every new app version. "Arduino" and all other mentioned trade names are trademarks of their respective owners. This app is an independent educational product and is not affiliated with, endorsed by, sponsored by, or associated with Arduino or any other company.

Screenshots

Easy Ohm's Law2 screens
Arduino Programming Tutorial4 screens

Verdict

The call

The clearest difference is rating: Arduino Programming Tutorial at 3.0 against Easy Ohm's Law's 1.5. Arduino Programming Tutorial also leads on in-app purchases (none vs 1). Easy Ohm's Law's advantage is ads (none vs shown) and review sentiment (69% vs 45%). On price, ratings volume, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Easy Ohm's Law sells 1 one-off in-app purchase. Arduino Programming Tutorial asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Arduino Programming Tutorial holds the better App Store score, 3.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews complicate that: 69% of Easy Ohm's Law's written reviews are positive against 45% of Arduino Programming Tutorial's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Easy Ohm's Law ships an update every 3 months, Arduino Programming Tutorial every 6 weeks. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.

Scorecard6 real differences · 4 level
Easy Ohm's Law versus Arduino Programming Tutorial: the parameters behind the verdict, then further details
ParameterEasy Ohm's LawArduino Programming Tutorial
PriceFreeFree
Rating1.5 (2 ratings)3.0 (1 ratings) — better
Positive reviews69.2% of reviews — better45.5% of reviews
Number of ratings2 — better1
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better16.0
Further details — not scored
Size2 MB44 MB
Age rating4+4+
DeveloperSiu Yuen HoALG Software Lab

Customer experience

Easy Ohm's Law

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews13 reviews
Positive69.2%
Neutral7.7%
Negative23.1%

Arduino Programming Tutorial

Written reviews22 reviews
Positive45.5%
Neutral18.2%
Negative36.4%

In-app purchases

1 purchases

Easy Ohm's Law

One-time1
  • Unlock Pro feature$1.99
None

Arduino Programming Tutorial

No in-app purchases

Questions

Is Easy Ohm's Law free?
Easy Ohm's Law is free to download, with in-app purchases available.
Is Arduino Programming Tutorial free?
Arduino Programming Tutorial is free to download, with no in-app purchases.
Which has better reviews, Easy Ohm's Law or Arduino Programming Tutorial?
Arduino Programming Tutorial is rated higher. Easy Ohm's Law averages 1.5 out of 5 from 2 ratings, while Arduino Programming Tutorial averages 3.0 from 1 ratings.
Do Easy Ohm's Law or Arduino Programming Tutorial have ads?
Arduino Programming Tutorial shows ads; Easy Ohm's Law does not.
Which is updated more often, Easy Ohm's Law or Arduino Programming Tutorial?
Easy Ohm's Law ships an update every 3 months, and Arduino Programming Tutorial every 6 weeks. Most recently, Easy Ohm's Law was updated on October 10, 2026 and Arduino Programming Tutorial on October 23, 2026.

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