Comparison

Electronics docs & calculators vs Arduino Modules Pro

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

Head to head
About

Electronics docs & calculators

This app serves as a pocket electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding engineers and hobbyists in their designs.

Highlights
  • Electronic component reference
  • Electronic circuit reference
  • Filter calculation tools
  • Inductor winding calculators
  • Resistor and capacitor calculations
  • Ohm's Law calculator
  • AC/DC power calculations
Features
Read full description

Electrohelper is carefully designed to address the need for electronic engineers and electronics hobbyists in designing an electronic circuit. The app contains the electronic components reference section, electronic circuit reference section, and electronic circuit calculation section. Tedious electronic circuit calculation such as Butterworth, Sallen-Key, Chebychev, and Bessel filter is made easier with the app. Electronic components section:- - Resistor - Capacitor - Inductor - Transient voltage suppressor(TVS) - Rectifier diode - Signal diode - Zener diode - Bipolar junction transistor(BJT) - Metal oxide field effect transistor(MOSFET) - 555 timer - Operational amplifier (Op-amp) - Arduino boards (arduino uno and arduino nano) - Atmega 328 - Voltage regulator integrated circuit(IC) - Multiplexers - Demultiplexers - Encoders -Decoders - Flip-flops - Counters - Shift registers Electronics calculator section:- - NE555 timer Astable multivibrator - NE555 timer monostable multivibrator - Bipolar junction transistor (BJT) analysos - Inductor winding - Toroidal inductor winding - Transformer winding - Butterworth, Bessel, Chebychev passive filter calculator - Sallen - Key active filter calculator - Inverting, noninverting and difference operational amplifier calculator - Resistor in series calculator - Resistor in parallel calculator - Capacitor in series calculator - Capacitor in parallel calculator - Capacitance of a capacitor calculator - Resistance calculator - Series LRC circuit impedance and reactance calculator - Parallel LRC circuit impedance and reactance - Charging and discharging a capacitor - Charging and discharging an inductor - Polyester film capacitor code - Ceramic capacitor code - Resistor color code - Air core inductor - Voltage divider - Current divider - Ohms law (current, voltage and resistance relation in a circuit) - Delta to star resistor network conversion - Star to delta resistor network conversion - Light emitting diode (LED) resistor calculator - Double pole Sallen - Key - Butterworth filter components value calculator - Surface mounted (SMD) resistor code calculator - Pi, Tee and Bridge attenuator - Radio frequency(RF) calculator - Alternating current (AC) power - Direct current(DC) power

About

Arduino Modules Pro

Features
Read full description

This app is a comprehensive reference for digital and analog sensors compatible with Arduino boards. It provides detailed descriptions, wiring diagrams, setup instructions, and practical code examples to help you easily integrate sensors and modules into your projects. Whether you’re building home automation, robotics, IoT applications, or DIY electronics, Arduino Modules Pro simplifies the process of learning, connecting, and coding with Arduino. 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! Key Features: • Clear circuit diagrams and step-by-step connection guides • Ready-to-use Arduino sketches with explanations • Works with Arduino Uno, Nano, and Mega boards • Designed for both beginners and advanced users • Favorites feature – save and quickly access important topics • Full-text search – quickly find any module or sensor Sensors & Modules Covered: • Distance measurement modules • Temperature & humidity sensors • Pressure & temperature sensors • Light, vibration, and motion sensors • Infrared and magnetic field modules • Touch and gas sensors • Soil moisture & water sensors • LED modules and matrices • LCD and OLED displays • Buttons and joysticks • Sound modules • Motors and relays • Accelerometers & gyroscopes • Real-time clock modules • And many more… Why Choose Arduino Modules Pro? • Learn faster with structured guides • Get working projects quickly with example code • Improve your Arduino skills with real-world applications • Suitable for hobbyists, students, and professionals alike "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

Electronics docs & calculators4 screens
Arduino Modules Pro4 screens

Verdict

The call

The clearest difference is update cadence: Arduino Modules Pro at every 2 months against Electronics docs & calculators's every 6 months. Electronics docs & calculators's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases 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

Electronics docs & calculators costs $4.99 and Arduino Modules Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Electronics docs & calculators ships an update every 6 months, Arduino Modules Pro every 2 months. The most recent releases landed on September 9, 2026 and September 16, 2026 respectively.

Scorecard2 real differences · 8 level
Electronics docs & calculators versus Arduino Modules Pro: the parameters behind the verdict, then further details
ParameterElectronics docs & calculatorsArduino Modules Pro
Price$4.99$4.99
Rating5.0 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS13.0 — better16.0
Further details — not scored
Size49 MB31 MB
Age rating4++4
DeveloperAnas AbubakarALG Software Lab

In-app purchases

None

Electronics docs & calculators

No in-app purchases

None

Arduino Modules Pro

No in-app purchases

Questions

Is Electronics docs & calculators free?
Electronics docs & calculators costs $4.99, with no in-app purchases.
Is Arduino Modules Pro free?
Arduino Modules Pro costs $4.99, with no in-app purchases.
Do Electronics docs & calculators or Arduino Modules Pro have ads?
Neither Electronics docs & calculators nor Arduino Modules Pro shows ads.
Which is updated more often, Electronics docs & calculators or Arduino Modules Pro?
Electronics docs & calculators ships an update every 6 months, and Arduino Modules Pro every 2 months. Most recently, Electronics docs & calculators was updated on September 9, 2026 and Arduino Modules Pro on September 16, 2026.

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