# 橙果作业 vs 错题plus

The clearest difference is in-app purchases: 橙果作业 at none against 错题plus's 4. 橙果作业 also leads on update cadence (every 4 days vs every 6 weeks). 错题plus's advantage is iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. 错题plus sells 4 one-off in-app purchases. 橙果作业 asks for nothing beyond the download.

橙果作业 ships an update every 4 days, 错题plus every 6 weeks. The most recent releases landed on September 18, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | 橙果作业 | 错题plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Size | 87 MB | 48 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [杭州数橙科技有限公司](https://appshunter.io/developer/1240025661) | [Shanghai Qiben Information Technology Co., Ltd.](https://appshunter.io/developer/1476015216) |

## What reviewers say

### 橙果作业

[App page](https://appshunter.io/ios/app/id1448019665)

**Features:** Vision Pro support

**In-app purchases:** none


### 错题plus

[App page](https://appshunter.io/ios/app/plus/id1476015217)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 首月优惠价 | $1.99 | one-time |
| VIP包月 | $9.99 | one-time |
| 团购VIP包年 | $49.99 | one-time |
| VIP包年 | $59.99 | one-time |


## Frequently asked questions

### Is 橙果作业 free?

橙果作业 is free to download, with no in-app purchases.

### Is 错题plus free?

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

### Do 橙果作业 or 错题plus have ads?

Neither 橙果作业 nor 错题plus shows ads.

### Which is updated more often, 橙果作业 or 错题plus?

橙果作业 ships an update every 4 days, and 错题plus every 6 weeks. Most recently, 橙果作业 was updated on September 18, 2026 and 错题plus on September 12, 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.*