# 道明考试 vs 电工证

The clearest difference is in-app purchases: 道明考试 at none against 电工证's 5. 道明考试 also leads on update cadence (every 3 days vs every 3 months) and iOS requirement (10.2 vs 14.0). 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. 道明考试 asks for nothing beyond the download.

道明考试 ships an update every 3 days, 电工证 every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 道明考试 | 电工证 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 months |
| Size | 33 MB | 46 MB |
| Requires iOS | **10.2** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [鑫晨 柯](https://appshunter.io/developer/1265741383) | [sanqifeng](https://appshunter.io/developer/1821353265) |

## What reviewers say

### 道明考试

[App page](https://appshunter.io/ios/app/id1606664372)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 道明考试 free?

道明考试 is free to download, with no in-app purchases.

### Is 电工证 free?

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

### Do 道明考试 or 电工证 have ads?

Neither 道明考试 nor 电工证 shows ads.

### Which is updated more often, 道明考试 or 电工证?

道明考试 ships an update every 3 days, and 电工证 every 3 months. Most recently, 道明考试 was updated on October 27, 2026 and 电工证 on October 30, 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.*