# 电工PLC题库 vs 电工接线模拟器

The clearest difference is in-app purchases: 电工PLC题库 at none against 电工接线模拟器's 1. 电工接线模拟器's advantage is update cadence (every 2 months vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 电工接线模拟器 sells 1 one-off in-app purchase. 电工PLC题库 asks for nothing beyond the download.

电工PLC题库 ships an update every 14 months, 电工接线模拟器 every 2 months. The most recent releases landed on September 12, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | 电工PLC题库 | 电工接线模拟器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Size | 29 MB | 41 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ShenZhen JiCheng Technology Co.,LTD.](https://appshunter.io/developer/1132617097) | [Shenzhen wrench will supply chain technology Co.,LTD](https://appshunter.io/developer/1718660653) |

## What reviewers say

### 电工PLC题库

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 电工接线模拟器

[App page](https://appshunter.io/ios/app/id6737501289)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一年会员（365天） | $3.99 | one-time |


## 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 电工接线模拟器 free?

电工接线模拟器 is free to download, with in-app purchases available.

### Do 电工PLC题库 or 电工接线模拟器 have ads?

Neither 电工PLC题库 nor 电工接线模拟器 shows ads.

### Which is updated more often, 电工PLC题库 or 电工接线模拟器?

电工PLC题库 ships an update every 14 months, and 电工接线模拟器 every 2 months. Most recently, 电工PLC题库 was updated on September 12, 2026 and 电工接线模拟器 on June 7, 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.*