# 电工助手 vs Electronics Tools & Calc Pro

The clearest difference is review sentiment: Electronics Tools & Calc Pro at 50% against 电工助手's 20%. 电工助手's advantage is update cadence (monthly vs every 5 months) and price ($1.99 vs $4.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

电工助手 costs $1.99 and Electronics Tools & Calc Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

电工助手 ships an update monthly, Electronics Tools & Calc Pro every 5 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 电工助手 | Electronics Tools & Calc Pro |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calc-pro/id1581668963/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 20.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | — | Paid |
| Size | 4 MB | 58 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [瑶 肖](https://appshunter.io/developer/1036033056) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### 电工助手

[App page](https://appshunter.io/ios/app/id1044537172)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Electronics Tools & Calc Pro

[App page](https://appshunter.io/ios/app/electronics-tools-and-calc-pro/id1581668963)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 电工助手 free?

电工助手 costs $1.99, with no in-app purchases.

### Is Electronics Tools & Calc Pro free?

Electronics Tools & Calc Pro costs $4.99, with no in-app purchases.

### Do 电工助手 or Electronics Tools & Calc Pro have ads?

Neither 电工助手 nor Electronics Tools & Calc Pro shows ads.

### Which is updated more often, 电工助手 or Electronics Tools & Calc Pro?

电工助手 ships an update monthly, and Electronics Tools & Calc Pro every 5 months. Most recently, 电工助手 was updated on October 24, 2026 and Electronics Tools & Calc Pro on October 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*