# Visual Periodic Table Chemie vs NB科学领航

The clearest difference is price: NB科学领航 at Free against Visual Periodic Table Chemie's $1.99. NB科学领航 also leads on update cadence (weekly vs every 3 weeks). Visual Periodic Table Chemie's advantage is in-app purchases (none vs 3) and iOS requirement (11.0 vs 15.0). On ads and device support there is nothing between them.

NB科学领航 is free to download; Visual Periodic Table Chemie costs $1.99 up front. NB科学领航 sells 3 one-off in-app purchases. Visual Periodic Table Chemie asks for nothing beyond the download.

Visual Periodic Table Chemie ships an update every 3 weeks, NB科学领航 weekly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Visual Periodic Table Chemie | NB科学领航 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/visual-periodic-table-chemie/id1661609052/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Paid | — |
| Size | 184 MB | 85 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [博 彭](https://appshunter.io/developer/1293268076) | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) |

## What reviewers say

### Visual Periodic Table Chemie

[App page](https://appshunter.io/ios/app/visual-periodic-table-chemie/id1661609052)

Access comprehensive data on all chemical elements, including atomic properties and molecular formulas. This tool features a detailed periodic table and reaction calculators to aid in chemistry studies and professional work.

**Highlights:** Element information lookup, Detailed periodic table, Molecular formula data, Crystal structure details, Electron energy levels, Chemical reaction calculators

**Features:** Vision Pro support

**In-app purchases:** none


### 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 Visual Periodic Table Chemie free?

Visual Periodic Table Chemie costs $1.99, with no in-app purchases.

### Is NB科学领航 free?

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

### Do Visual Periodic Table Chemie or NB科学领航 have ads?

Neither Visual Periodic Table Chemie nor NB科学领航 shows ads.

### Which is updated more often, Visual Periodic Table Chemie or NB科学领航?

Visual Periodic Table Chemie ships an update every 3 weeks, and NB科学领航 weekly. Most recently, Visual Periodic Table Chemie was updated on October 27, 2026 and NB科学领航 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.*