# 电工PLC题库 vs Electronics Tools & Calculator

The clearest difference is ads: 电工PLC题库 at none against Electronics Tools & Calculator's shown. 电工PLC题库 also leads on iOS requirement (11.0 vs 15.0). Electronics Tools & Calculator's advantage is update cadence (every 6 weeks vs every 14 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

电工PLC题库 ships an update every 14 months, Electronics Tools & Calculator every 6 weeks. The most recent releases landed on September 12, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 电工PLC题库 | Electronics Tools & Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 29 MB | 63 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen JiCheng Technology Co.,LTD.](https://appshunter.io/developer/1132617097) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### 电工PLC题库

[App page](https://appshunter.io/ios/app/plc/id1521131564)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

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

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is 电工PLC题库 free?

电工PLC题库 is free to download, with no in-app purchases.

### Is Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Do 电工PLC题库 or Electronics Tools & Calculator have ads?

Electronics Tools & Calculator shows ads; 电工PLC题库 does not.

### Which is updated more often, 电工PLC题库 or Electronics Tools & Calculator?

电工PLC题库 ships an update every 14 months, and Electronics Tools & Calculator every 6 weeks. Most recently, 电工PLC题库 was updated on September 12, 2026 and Electronics Tools & Calculator on September 27, 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.*