# 音图智学 vs NB科学领航

The clearest difference is device support: NB科学领航 at 3 against 音图智学's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 音图智学 sells 8 in-app purchases, starting at $1.09 per month and NB科学领航 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

音图智学 ships an update every 11 days, NB科学领航 weekly. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 音图智学 | NB科学领航 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id6747473334/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 146 MB | 85 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Guangdong Into Future Technology Co., Ltd.](https://appshunter.io/developer/1821616895) | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) |

## What reviewers say

### 音图智学

[App page](https://appshunter.io/ios/app/id6747473334)

This app revolutionizes English learning by focusing on cognitive understanding and natural language acquisition, moving beyond rote memorization. It utilizes AI and neuroscience to decode word functions, train contextual usage, and build a robust language thinking system for effective learning.

**Highlights:** Decode word 'bottom functions', Contextual neural mapping training, Revolutionary word 'installation' system, Clear learning statistics and progress tracking, AI cognitive navigator for guidance, Multi-modal note-taking with AI analysis

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 音图智学连续包月会员 | $1.09 | per month |
| 音图智学连续包季会员 | $3.39 | per 3 months |
| 音图智学连续包半年会员 | $6.79 | per 6 months |
| 音图智学连续包年会员 | $13.49 | per year |
| 会员购买(一个月) | $1.39 | one-time |
| 会员购买(三个月) | $4.19 | one-time |
| 会员购买(半年) | $8.39 | one-time |
| 会员购买(一年) | $16.90 | one-time |


### NB科学领航

[App page](https://appshunter.io/ios/app/nb/id6802954956)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 科学领航课·启蒙 | $39.99 | one-time |
| 科学领航课·探索 | $39.99 | one-time |
| 科学领航课·突破 | $59.99 | one-time |


## Frequently asked questions

### Is 音图智学 free?

音图智学 is free to download, with in-app purchases available.

### Is NB科学领航 free?

NB科学领航 is free to download, with in-app purchases available.

### Do 音图智学 or NB科学领航 have ads?

Neither 音图智学 nor NB科学领航 shows ads.

### Which is updated more often, 音图智学 or NB科学领航?

音图智学 ships an update every 11 days, and NB科学领航 weekly. Most recently, 音图智学 was updated on November 8, 2026 and NB科学领航 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.*