# 爱解题 vs AI错题树

The clearest difference is ads: AI错题树 at none against 爱解题's shown. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. 爱解题 sells 3 one-off in-app purchases and AI错题树 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 爱解题 against 5.0 for AI错题树. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

爱解题 ships an update weekly, AI错题树 every 10 days. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 爱解题 | AI错题树 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6744877318/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6771737023/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 119 MB | 43 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [广州美瑞海外咨询服务有限公司](https://appshunter.io/developer/1809714317) | [南京五脉生物科技有限公司](https://appshunter.io/developer/6771737025) |

## What reviewers say

### 爱解题

[App page](https://appshunter.io/ios/app/ai/id6744877318)

This AI-powered tool assists university students with academic problems. It offers instant solutions through photo recognition, detailed explanations, and personalized study plans. Covering over 90 disciplines, it helps students understand concepts and improve their learning efficiency.

**Highlights:** Photo and screenshot problem recognition, Instant solutions and clear explanations, Memory cards for knowledge and mistakes, Floating window for quick searching, Personalized AI study assistant, Covers 90+ academic disciplines, Handwritten and screen problem solving

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 爱解题超级会员月卡 | $3.99 | one-time |
| 爱解题超级会员学期卡 | $14.99 | one-time |
| 爱解题超级会员年卡 | $39.99 | one-time |


### AI错题树

[App page](https://appshunter.io/ios/app/ai/id6771737023)

Effortlessly capture and analyze your mistakes from tests and homework using AI. Organize errors by subject and type, receive correct problem-solving approaches, and track your learning progress to identify weak areas.

**Highlights:** Photo upload for questions and test papers, AI error diagnosis and correction guidance, Organize mistakes by subject and error type, Track learning progress and identify weak areas, Privacy protection with local AI analysis

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 AI calls | $0.99 | one-time |
| 1000 AI Calls | $4.99 | one-time |
| 5000 AI Calls | $24.99 | one-time |


## Frequently asked questions

### Is 爱解题 free?

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

### Is AI错题树 free?

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

### Which has better reviews, 爱解题 or AI错题树?

爱解题 and AI错题树 are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 爱解题 or AI错题树 have ads?

爱解题 shows ads; AI错题树 does not.

### Which is updated more often, 爱解题 or AI错题树?

爱解题 ships an update weekly, and AI错题树 every 10 days. Most recently, 爱解题 was updated on September 9, 2026 and AI错题树 on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*