# Electronics Kit Pro

> Electronics tools, calculators, pinouts, and resources for engineers and hobbyists. (iPhone/iPad app by Siu Yuen Ho.)

- Source: https://appshunter.io/ios/app/electronics-kit-pro/id1190006845 (this page in markdown: same URL + `.md`)
- Developer: [Siu Yuen Ho](https://appshunter.io/developer/814088527)
- Category: Utilities, Education
- Price: Free
- Rating: 4.50/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 47 MB
- Languages: English, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Portuguese, Russian and 6 more
- Released: 2017-01-02
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/electronics-kit-pro/id1190006845/reviews.md

## What is Electronics Kit Pro?

This app is a powerful collection of electronics tools. It is suitable for hobbyist, electronic engineers or professionals 
    
The FREE version may contain ads. You can also buy the PRO version to support the developer, unlock more features and get rid of the ads. 
        
Component value function is a tool for find combination of components to making desired corner frequency, equivalent resistance, equivalent capacitance, equivalent inductance, etc. It is useful for designers have different choices of limited components
        
Features
 •  Calculators :  Component value range, SMD resistor code, Resistor in series and parallel, Capacitor in series and parallel, Inductor in series and parallel, Impedance calculator, Ratio calculator,  Voltage divider, Ohm's law,  RC charging / discharging, LED resistor calculator, RC, RL, LC filter, Wheatstone bridge, Operational amplifier, Adjustable voltage regulator, 555 timer calculator, Power dissipation calculator, Coil inductance, Battery life calculator, Trace width calculator, Frequency converter, RMS converter, Decibel converter, Range converter, Temperature calculator

●  Pinout : audio DIN , DVI, Ethernet, Firewire, Game port, HDMI , Lightning port, Mini-Display port, PS/2 connector, Parallel port, Phone jack connector, RCA connector, Registered jack, S-video, SDCard , Serial port, SIM card, USB, VGA , XLR connector

●  Resource : Circuit symbol, SMD resistor package, SMD capacitor package, TTL 7400 series, CMOS 4000 series, SMD marking, ASCII table, logic gate , Resistivity table, Batteries, Ampacity, AWG wire, SWG wire, World plug

●  Share CSV via AirDrop

●  Share CSV to iCloud Drive

## Key features

- Component value calculators
- Extensive pinout diagrams
- Electronics resource tables
- Circuit design tools
- Data sharing via AirDrop/iCloud


## Frequently asked questions about Electronics Kit Pro

### What is Electronics Kit Pro?

Electronics Kit Pro is a utility app that provides a comprehensive collection of electronics tools, calculators, pinout diagrams, and resource tables for hobbyists and professionals.

### What kind of calculators does Electronics Kit Pro offer?

Electronics Kit Pro includes a wide array of calculators such as component value range, SMD resistor code, Ohm's law, voltage divider, RC/RL/LC filters, and many more for various electronic calculations.

### Does Electronics Kit Pro have ads?

The free version of Electronics Kit Pro may contain advertisements. Users can purchase the PRO version to remove ads and unlock additional features.

### What pinout information is available in Electronics Kit Pro?

The app provides pinout diagrams for numerous connectors including audio DIN, DVI, Ethernet, HDMI, Lightning, USB, VGA, and XLR connectors, among others.

### Can I share data from Electronics Kit Pro?

Yes, you can share CSV data generated by the app via AirDrop or to iCloud Drive, facilitating easy data transfer and collaboration.

### What resources are included in Electronics Kit Pro?

Resources include circuit symbols, SMD resistor and capacitor packages, logic gates, resistivity tables, battery information, AWG and SWG wire specifications, and world plug details.

### What is the rating and age appropriateness of Electronics Kit Pro?

Electronics Kit Pro has a high rating of 4.5 stars from 4 ratings and is suitable for users aged 4 and above.

### How often is Electronics Kit Pro updated?

The app was last updated on August 5, 2022, with the latest version being 1.7.50, indicating regular maintenance and feature additions.

## Version history (last 1 release)

### 1.7.50 — 2022-08-05

- Oscillator calculator is added
- Development board resource is added

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## More apps by Siu Yuen Ho

- [Easy Ohm's Law](https://appshunter.io/ios/app/easy-ohms-law/id814088524)
- [RC Circuit Pro](https://appshunter.io/ios/app/rc-circuit-pro/id824145786)
- [RC Circuit](https://appshunter.io/ios/app/rc-circuit/id824460716)
- [Resistor Tools Pro](https://appshunter.io/ios/app/resistor-tools-pro/id825620924)
- [Resistor Tools](https://appshunter.io/ios/app/resistor-tools/id826045228)
- [Timer 555 Calculator Pro](https://appshunter.io/ios/app/timer-555-calculator-pro/id833443125)

All apps by Siu Yuen Ho: https://appshunter.io/developer/814088527

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*