# 消毒员考试题库 vs SuperTractor

The clearest difference is update cadence: SuperTractor at monthly against 消毒员考试题库's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 消毒员考试题库 sells 10 one-off in-app purchases and SuperTractor sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

消毒员考试题库 ships an update every 5 months, SuperTractor monthly. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 消毒员考试题库 | SuperTractor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 88 MB | 201 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [长沙优学互动信息技术有限公司](https://appshunter.io/developer/1247376685) | [TUTU KIDS FUN Network Technology (Shanghai) Co., Ltd.](https://appshunter.io/developer/1660485470) |

## What reviewers say

### 消毒员考试题库

[App page](https://appshunter.io/ios/app/id1504627033)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1学币 | $0.99 | one-time |
| 10学币 | $0.99 | one-time |
| 40学币 | $5.99 | one-time |
| 50学币 | $6.99 | one-time |
| 三个月题库 | $11.99 | one-time |
| 三个月找答案+题库 | $14.99 | one-time |
| 100学币 | $14.99 | one-time |
| 120学币 | $17.99 | one-time |
| 150学币 | $19.99 | one-time |
| 300学币 | $39.99 | one-time |


### SuperTractor

[App page](https://appshunter.io/ios/app/supertractor-tutukidsfun/id6458735521)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 图图星球超级农场VIP-1个月 | $0.99 | per month |
| 图图星球超级农场VIP-3个月 | $1.99 | per 3 months |
| 图图星球超级农场VIP-1年 | $4.99 | per year |


## Frequently asked questions

### Is 消毒员考试题库 free?

消毒员考试题库 is free to download, with in-app purchases available.

### Is SuperTractor free?

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

### Do 消毒员考试题库 or SuperTractor have ads?

Neither 消毒员考试题库 nor SuperTractor shows ads.

### Which is updated more often, 消毒员考试题库 or SuperTractor?

消毒员考试题库 ships an update every 5 months, and SuperTractor monthly. Most recently, 消毒员考试题库 was updated on September 16, 2026 and SuperTractor on September 10, 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.*