# 错题plus vs 欧拉初中数学

错题plus and 欧拉初中数学 are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 错题plus sells 4 one-off in-app purchases and 欧拉初中数学 sells 26 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

错题plus ships an update every 6 weeks, 欧拉初中数学 every 3 weeks. The most recent releases landed on October 6, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 错题plus | 欧拉初中数学 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (207 ratings)](https://appshunter.io/ios/app/id1519581454/reviews)** |
| Number of ratings | — | **207** |
| Positive reviews | **95.0% of reviews** | 94.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 48 MB | 86 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 12+ |
| Developer | [上海启本信息科技有限公司](https://appshunter.io/developer/1476015216) | [Wuhan youyou technology co., ltd](https://appshunter.io/developer/1684708442) |

## What reviewers say

### 错题plus

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

This app helps students manage and review their mistakes. It allows you to scan and organize incorrect answers, receive personalized study plans, and access micro-lessons and practice problems based on your weak areas. It aims to improve learning through targeted review and reinforcement.

**Highlights:** Scan and organize incorrect answers, AI-powered problem solving and explanations, Personalized study plans, Micro-lessons for knowledge points, Extensive question bank, Printable practice sheets and custom exams

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

**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 |


### 欧拉初中数学

[App page](https://appshunter.io/ios/app/id1519581454)

This app offers interactive, animated courses for primary, middle, and high school students covering math, physics, chemistry, biology, English, and Chinese. It features engaging 3D animations, synchronized lessons with national textbooks, and practice exercises to make learning fun and effective.

**Highlights:** 3D animated courses, Synchronized with national textbooks, Interactive learning modules, Practice exercises, Extensive test paper library, Learning incentives and rewards

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

**In-app purchases (26)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 欧拉初中物理会员3个月 | $19.99 | one-time |
| 2个月数学VIP | $19.99 | one-time |
| 专享价：数学会员3个月 | $22.99 | one-time |
| 续费加码-数学VIP3个月 | $22.99 | one-time |
| 老用户3个月数学专享价1 | $24.99 | one-time |
| 欧拉数学3个月VIP | $24.99 | one-time |
| 欧拉英语3个月VIP | $24.99 | one-time |
| 欧拉物理3个月VIP | $24.99 | one-time |
| 欧拉数学VIP | $24.99 | one-time |
| 欧拉生物3个月VIP | $24.99 | one-time |
| 专享价：数学会员6个月（1） | $34.99 | one-time |
| 续费专享-数学VIP6个月 | $34.99 | one-time |
| 欧拉初中数学6个月VIP | $39.99 | one-time |
| 欧拉英语6个月VIP | $39.99 | one-time |
| 欧拉初中数学双科联报会员3个月 | $39.99 | one-time |
| 欧拉联报课程VIP | $39.99 | one-time |
| 专享价：数学会员6个月 | $39.99 | one-time |
| 任选双科3个月会员 | $39.99 | one-time |
| 欧拉初中数学12个月VIP | $59.99 | one-time |
| 欧拉初中物理12个月VIP | $59.99 | one-time |
| 欧拉英语12个月VIP | $59.99 | one-time |
| 专享价：数学会员12个月 | $59.99 | one-time |
| 多科联报3个月VIP | $59.99 | one-time |
| 欧拉初中生物12个月VIP | $59.99 | one-time |
| 欧拉三科1年VIP专享优惠价 | $119.99 | one-time |
| 欧拉三科1年VIP | $129.99 | one-time |

**What reviewers like**

- 👍 Helpful for learning and improving grades
- 👍 Easy to understand, especially the animations
- 👍 Useful for students from elementary to high school
- 👍 Provides a variety of free content and materials
- 👍 Allows choosing different curricula and textbooks

**What reviewers complain about**

- 💰 Membership/subscription is quite expensive
- 💰 Most courses and content require a paid subscription
- 🔒 Limited free access to certain features and content

**Reported bugs**

- Some videos and content not working properly
- Occasional app crashes or freezes reported

**Requested features**

- Add more high school level physics and chemistry content
- Implement a feature to re-test on missed questions
- Expand the free content library for all grade levels


## Frequently asked questions

### Is 错题plus free?

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

### Is 欧拉初中数学 free?

欧拉初中数学 is free to download, with in-app purchases available.

### Do 错题plus or 欧拉初中数学 have ads?

Neither 错题plus nor 欧拉初中数学 shows ads.

### Which is updated more often, 错题plus or 欧拉初中数学?

错题plus ships an update every 6 weeks, and 欧拉初中数学 every 3 weeks. Most recently, 错题plus was updated on October 6, 2026 and 欧拉初中数学 on October 29, 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.*