# 数学口算练习 vs 纳米AI

The clearest difference is review sentiment: 数学口算练习 at 97% against 纳米AI's 54%. 数学口算练习 also leads on rating (4.6 vs 4.3) and iOS requirement (10.0 vs 15.0). 纳米AI's advantage is update cadence (weekly vs every 7 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. 数学口算练习 sells 1 one-off in-app purchase and 纳米AI sells 14 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

数学口算练习 holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 91 and 211 respectively. Written reviews point the same way: 97% of 数学口算练习's written reviews are positive against 54% of 纳米AI's.

数学口算练习 ships an update every 7 months, 纳米AI weekly. Both last shipped on October 16, 2026.

## The numbers

| Metric | 数学口算练习 | 纳米AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (91 ratings)](https://appshunter.io/ios/app/68/id1570086471/reviews)** | [4.3 (211 ratings)](https://appshunter.io/ios/app/ai/id6737763506/reviews) |
| Number of ratings | 91 | **211** |
| Positive reviews | **97.4% of reviews** | 53.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 31 MB | 231 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [森 袁](https://appshunter.io/developer/1345888871) | [Beijing Qihoo Technology Co Ltd](https://appshunter.io/developer/441216575) |

## What reviewers say

### 数学口算练习

[App page](https://appshunter.io/ios/app/68/id1570086471)

This app provides engaging oral math practice for children aged 6-8, focusing on addition, subtraction, multiplication, and division. Parents can adjust difficulty levels to suit their child's learning progress, with an emphasis on building quick calculation and mental math skills through interactive gameplay and appealing visuals.

**Highlights:** Oral calculation practice, Addition, subtraction, multiplication, division, Adjustable difficulty levels, Engaging game-based learning, Exquisite graphics and animations

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 获取完全版本 | $1.99 | one-time |


### 纳米AI

[App page](https://appshunter.io/ios/app/ai/id6737763506)

This app acts as a super intelligent agent, generating expert-level videos, reports, and presentations from simple text prompts. It offers specialized AI agents for various tasks, including image editing, digital human video creation, and PPT generation, all powered by multiple large language models.

**Highlights:** Generate videos, reports, and PPTs from text, Specialized AI agents for various tasks, Digital human video creation, Professional image editing, PPT generation from themes or files, Integrated with 16 large language models, Personalized knowledge base

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月VIP | $6.99 | per month |
| 连续包季VIP | $19.99 | per 3 months |
| 连续包年VIP | $69.99 | per year |
| 100纳米 | $0.99 | one-time |
| 300纳米 | $3.99 | one-time |
| 1个月VIP | $7.99 | one-time |
| 1000纳米 | $14.99 | one-time |
| 6个月VIP | $49.99 | one-time |
| 年卡（活动） | $59.99 | one-time |
| 5000纳米 | $69.99 | one-time |
| 15个月VIP（限时活动） | $79.99 | one-time |
| 12个月VIP | $79.99 | one-time |
| 36个月 | $99.99 | one-time |
| 10000纳米 | $149.99 | one-time |

**What reviewers like**

- 🚀 Fast search and text organization capabilities
- 👍 Feels good
- 🚀 Fast response speed
- 👍 Convenient and practical

**What reviewers complain about**

- 🐛 No dark mode
- 🐛 Unable to open on Apple Mac
- 🗑️ Trash software
- 🗑️ Deceptive advertising
- 🗑️ Terrible company and software

**Reported bugs**

- Unable to receive verification code for overseas users
- App crashes on older devices

**Requested features**

- Dark mode option
- AI video generation queue improvement


## Frequently asked questions

### Is 数学口算练习 free?

数学口算练习 is free to download, with in-app purchases available.

### Is 纳米AI free?

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

### Which has better reviews, 数学口算练习 or 纳米AI?

数学口算练习 is rated higher. 数学口算练习 averages 4.6 out of 5 from 91 ratings, while 纳米AI averages 4.3 from 211 ratings.

### Do 数学口算练习 or 纳米AI have ads?

Neither 数学口算练习 nor 纳米AI shows ads.

### Which is updated more often, 数学口算练习 or 纳米AI?

数学口算练习 ships an update every 7 months, and 纳米AI weekly. Most recently, 数学口算练习 was updated on October 16, 2026 and 纳米AI on October 16, 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.*