# NB科学领航 vs 妙懂化学

NB科学领航 and 妙懂化学 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. NB科学领航 sells 3 one-off in-app purchases and 妙懂化学 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

NB科学领航 ships an update weekly, 妙懂化学 every 6 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | NB科学领航 | 妙懂化学 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ar/id6803856365/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 85 MB | 491 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) | [四川寰视乾坤科技有限公司](https://appshunter.io/developer/1168959978) |

## What reviewers say

### 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 |


### 妙懂化学

[App page](https://appshunter.io/ios/app/ar/id6803856365)

This educational app uses AR, interactive maps, and 3D models to make learning chemistry engaging for elementary and middle school students. It features virtual experiments, a comprehensive element encyclopedia, and gamified learning modules.

**Highlights:** AR-enhanced chemical reactions, Interactive element and knowledge maps, Virtual chemistry experiments, 3D molecular models, Gamified learning modules, Comprehensive element encyclopedia, Equation database

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6个月会员 | $24.99 | one-time |
| 12个月会员 | $39.99 | one-time |
| 永久会员 | $69.99 | one-time |


## Frequently asked questions

### Is NB科学领航 free?

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

### Is 妙懂化学 free?

妙懂化学 is free to download, with in-app purchases available.

### Do NB科学领航 or 妙懂化学 have ads?

Neither NB科学领航 nor 妙懂化学 shows ads.

### Which is updated more often, NB科学领航 or 妙懂化学?

NB科学领航 ships an update weekly, and 妙懂化学 every 6 days. Most recently, NB科学领航 was updated on October 25, 2026 and 妙懂化学 on October 25, 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.*