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Electronics Engineer Helper

Electronics Engineer Helper

Calculators and references

436 ratings
172 reviews
📚 Education
📊 Productivity
Free
In-App Purchases

Details

  • Released
  • Updated
  • July 28, 2014
  • September 23, 2026

Features

Developer

Rostyslav Dovhaliuk
✨Promote your app ✨
Electronics Engineer Helper screenshot #1 for iPhone
Electronics Engineer Helper screenshot #2 for iPhone
Electronics Engineer Helper screenshot #3 for iPhone
Electronics Engineer Helper screenshot #4 for iPhone
Electronics Engineer Helper screenshot #5 for iPhone
Electronics Engineer Helper screenshot #6 for iPhone
Electronics Engineer Helper screenshot #7 for iPhone
Electronics Engineer Helper screenshot #8 for iPhone
Electronics Engineer Helper screenshot #9 for iPhone
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🧾$12.49
In-App Purchase↘︎
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❓5 answered
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📦~ in 4 weeks
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About

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

✓Datasheet search
✓Resistor color code calculator
✓Electronic schematic symbols
✓Pinouts guide
✓Ohm's law calculator
✓AWG converter
✓Unit converter
Show original description

What users say

Summarized from real user reviews of Electronics Engineer Helper. Based on 436 reviews and a 4.8/5 average, it highlights the 6 positives and 2 negatives reviewers mention most about this Productivity app.

Positive things

  • 🚀Useful tool
  • 👍Comprehensive reference
  • 👍Intuitive and well-designed
  • 👍Saves time and effort
  • 👍Excellent for beginners and professionals
  • 👍Reliable and bug-free

Negative things

  • 💰Some advanced features require paid subscription
  • 🇷🇺Some content in Russian language
See all reviews

What's New in Electronics Engineer Helper

26.09.2

September 23, 2026

- 555 monostable calculator. Finds the timing resistor, capacitor or output pulse duration of a one-shot 555 circuit from the other two. - New pinouts: OBD-II, 555, LM358, LM741, LM393, TL072, LM386. Big thank you to everybody who subscribed or purchased the PRO version. Your support helps to make this app even better. If you like this app, please rate it and leave a review. Regards, Rostyslav

More
9

Subscriptions & In-App Purchases

1 Year Subscription

Access to additional tools

$4.891 Year
1 Month trial
Price Updates
September 24, 2026→$4.89
July 27, 2026→$4.49
June 29, 2026→$3.99
May 8, 2026→$3.49
March 10, 2026→$2.69
September 21, 2024→$2.49
How to cancel Electronics Engineer Helper subscription ⁉️

User reviews

Most RecentHighest RatedLowest Rated

Огонь

Отличное полезное приложение
AlexandariumAlexandarium

Response from developer

Спасибо вам за отзыв

Слетает PRO версия

Годный инструментарий, но толку от него если отваливается PRO версия при смене аккаунта.
NogekiNogeki

Response from developer

Когда вы приобретаете внутри приложений используя инфраструктуру Apple, все покупки привязываются к определённому Apple ID поэтому здесь нет какого-то дефекта на стороне приложения. Вы можете перенести покупки с одного аккаунта на другой используя руководство по ссылке https://support.apple.com/ru-ru/117294

А

Отличное приложение, много полезных функций
алекс0902алекс0902

Response from developer

Спасибо!

ЕЕ

Приложение великолепное. Постоянно пользуюсь. Чаще всего конвертером единиц и калькулятором параллельных последовательных соединений.
vlaludvlalud

Response from developer

Спасибо за отзыв!

Лучшее приложение для инженеров

Множество функций, помощи в работе как начинающим и опытным инженерам, дай бог тебе здоровья, берите Прошку не пожалеете, спасибо!
Roman EmelyanovRoman Emelyanov

Response from developer

Большое спасибо за отзыв и финансовую поддержку приложения!

See 167 more reviews

User experience

🐞

Reported Bugs

2 issues

Incorrect resistor color code display for some values

Bug

In-app purchase option not working for some users

Bug
✨

Requested Features

5 requests

Add more circuit schematics and examples

Feature

Include ASCII code to decimal, hex, and octal conversion

Feature

Expand the pinout section with more details

Feature

Add active filter (RC, RL, RLC, LC) calculators

Feature

Include digital to analog converter, transistor, and transformer calculators

Feature

FAQ

What does the Electronics Engineer Helper app do?

This app offers a wide range of calculators and reference tools essential for electronics work and study. It includes features like datasheet search, resistor and capacitor code calculators, schematic symbol viewers, and pinout guides for various connectors and devices.

What are the key features of the free version?

The free version provides over 100,000 users with access to numerous calculators and references. These include tools for resistor and capacitor coding, electronic schematic symbols, pinouts for common ports, Ohm's law, AWG conversion, and many more circuit and component calculations.

What additional tools are available in the PRO version?

The PRO version unlocks advanced features such as SMD component marking codes, diode color codes, linear voltage regulators, voltage rectifiers, series/parallel component calculators, and tools for analog-to-digital conversion and signal converters.

Is this app compatible with my device?

While specific compatibility details are not provided, the app is designed for mobile devices and is used by a large number of users, suggesting broad compatibility with modern smartphones and tablets running Android. It is not explicitly stated if an iOS version is available.

How can this app help me with my electronics projects?

The app serves as a portable toolbox for electronics engineers and students. It simplifies complex calculations, helps identify unknown components through color codes and markings, provides quick access to pinout diagrams, and offers reference data for various electronic standards and components.