# 电工证 vs 电工题库大全

The clearest difference is in-app purchases: 电工题库大全 at none against 电工证's 5. 电工证's advantage is iOS requirement (14.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 电工证 sells 5 one-off in-app purchases. 电工题库大全 asks for nothing beyond the download.

## The numbers

| Metric | 电工证 | 电工题库大全 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 46 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [sanqifeng](https://appshunter.io/developer/1821353265) | [亮 罗](https://appshunter.io/developer/1495145907) |

## What reviewers say

### 电工证

[App page](https://appshunter.io/ios/app/id6748890381)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买会员1个月 | $2.99 | one-time |
| 购买会员6个月 | $3.99 | one-time |
| 购买会员12个月 | $4.99 | one-time |
| 购买会员24个月 | $6.99 | one-time |
| 购买视频课程12个月 | $29.99 | one-time |


### 电工题库大全

[App page](https://appshunter.io/ios/app/id6794274698)

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

**In-app purchases:** none


## Frequently asked questions

### Is 电工证 free?

电工证 is free to download, with in-app purchases available.

### Is 电工题库大全 free?

电工题库大全 is free to download, with no in-app purchases.

### Do 电工证 or 电工题库大全 have ads?

Neither 电工证 nor 电工题库大全 shows ads.

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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.*