# 教师资格证题库 vs 数字炮弹

The clearest difference is in-app purchases: 数字炮弹 at none against 教师资格证题库's 3. 教师资格证题库's advantage is iOS requirement (9.0 vs 11.0). On price, ads and device support there is nothing between them.

Both are free to download. 教师资格证题库 sells 3 one-off in-app purchases. 数字炮弹 asks for nothing beyond the download.

## The numbers

| Metric | 教师资格证题库 | 数字炮弹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Size | 8 MB | 407 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [磊 陈](https://appshunter.io/developer/1535417260) | [Wuhan naive Education Technology Co., Ltd.](https://appshunter.io/developer/1227336266) |

## What reviewers say

### 教师资格证题库

[App page](https://appshunter.io/ios/app/2026/id1582925804)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月卡 | $6.99 | one-time |
| 年卡 | $8.99 | one-time |
| 三年卡 | $14.99 | one-time |


### 数字炮弹

[App page](https://appshunter.io/ios/app/id1642907054)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 教师资格证题库 free?

教师资格证题库 is free to download, with in-app purchases available.

### Is 数字炮弹 free?

数字炮弹 is free to download, with no in-app purchases.

### Do 教师资格证题库 or 数字炮弹 have ads?

Neither 教师资格证题库 nor 数字炮弹 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.*