# 小猿AI vs 生物记

The clearest difference is in-app purchases: 生物记 at none against 小猿AI's 10. 小猿AI's advantage is update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 小猿AI sells 10 in-app purchases, starting at $3.99 per month. 生物记 asks for nothing beyond the download.

小猿AI ships an update weekly, 生物记 every 3 months. The most recent releases landed on November 11, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 小猿AI | 生物记 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (4.4K ratings)](https://appshunter.io/ios/app/ai/id1325419855/reviews)** | — |
| Number of ratings | **4.4K** | — |
| Positive reviews | 67.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 223 MB | 94 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Yuanli Science and Technology Co., Ltd.](https://appshunter.io/developer/551536747) | [北京微普科创科技有限公司](https://appshunter.io/developer/1073525273) |

## What reviewers say

### 小猿AI

[App page](https://appshunter.io/ios/app/ai/id1325419855)

This AI-powered educational companion assists students with homework, providing instant grading, detailed error analysis, and personalized explanations. It also supports teachers and parents by reducing the burden of checking assignments and offering scientific supervision, fostering a more efficient and engaging learning experience.

**Highlights:** 1-second homework grading, AI error analysis and solutions, 24/7 AI tutor for explanations, Dual-teacher video explanations, AI-powered lesson preview, Curriculum-aligned practice exercises, Oral calculation PK battles

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小猿口算VIP连续包月 | $3.99 | per month |
| VIP连续包月(首月优惠) | $3.99 | per month |
| VIP连续包月(首次优惠) | $3.99 | per month |
| 小猿口算VIP连续包月（首月优惠） | $3.99 | per month |
| 小猿天天练连续包月首月优惠 | $6.99 | per month |
| 小猿天天练老版连续包月首页优惠 | $7.49 | per month |
| 小猿口算VIP连续包年(首年优惠) | $29.99 | per year |
| 小猿口算3个月VIP | $12.99 | one-time |
| 活动特价12个月VIP | $22.99 | one-time |
| 小猿口算12个月VIP | $34.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast algorithm learning
- 💡 Competitive gameplay
- 👍 Helpful for students
- 👍 Accurate answer checking

**What reviewers complain about**

- 🐛 Inaccurate answer detection
- 🔒 Restricted to domestic users
- 💰 Paywall for certain features
- 🐛 Compatibility issues with older devices
- 🐛 Occasional crashes and bugs

**Reported bugs**

- Incorrect answer detection
- Compatibility problems on some devices
- Frequent crashes and freezes
- Login issues for foreign users

**Requested features**

- Expand to international users
- Offer English language support
- Introduce identity verification for fair competition
- Improve accuracy of answer checking
- Add more practice content and difficulty levels


### 生物记

[App page](https://appshunter.io/ios/app/id1468297340)

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

**In-app purchases:** none


## Frequently asked questions

### Is 小猿AI free?

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

### Is 生物记 free?

生物记 is free to download, with no in-app purchases.

### Do 小猿AI or 生物记 have ads?

Neither 小猿AI nor 生物记 shows ads.

### Which is updated more often, 小猿AI or 生物记?

小猿AI ships an update weekly, and 生物记 every 3 months. Most recently, 小猿AI was updated on November 11, 2026 and 生物记 on November 6, 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.*