# Mendeleev.me vs German Grammar B1

The clearest difference is price: Mendeleev.me at Free against German Grammar B1's $2.99. Mendeleev.me also leads on iOS requirement (13.0 vs 18.1). German Grammar B1's advantage is in-app purchases (none vs 4). On ads and device support there is nothing between them.

Mendeleev.me is free to download; German Grammar B1 costs $2.99 up front. Mendeleev.me sells 4 one-off in-app purchases. German Grammar B1 asks for nothing beyond the download.

## The numbers

| Metric | Mendeleev.me | German Grammar B1 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/mendeleevme/id1601845870/reviews)** | — |
| Number of ratings | **24** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Paid | — |
| Size | 210 MB | 6 MB |
| Requires iOS | **13.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AGILE FLEX TECH SRL](https://appshunter.io/developer/1601049602) | [INGOAMPT](https://appshunter.io/developer/1704539480) |

## What reviewers say

### Mendeleev.me

[App page](https://appshunter.io/ios/app/mendeleevme/id1601845870)

Explore the periodic table with detailed element information, interactive chemistry experiments, and atom structure simulations. This educational tool offers multi-language support, downloadable resources, and studying analytics to enhance learning. Discover hidden secrets and enjoy a cohesive, functional design.

**Highlights:** Virtual chemistry laboratory, Detailed element information, Atom structure simulations, Downloadable element PDFs, Studying analytics, Multi-language support, Interactive experiments

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SPECIAL OFFER! | $9.99 | one-time |
| The Chernobyl Experiments Pack | $9.99 | one-time |
| The Explosive Experiments Pack | $9.99 | one-time |
| The Metals Experiments Pack | $9.99 | one-time |


### German Grammar B1

[App page](https://appshunter.io/ios/app/german-grammar-b1/id6739429891)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mendeleev.me free?

Mendeleev.me is free to download, with in-app purchases available.

### Is German Grammar B1 free?

German Grammar B1 costs $2.99, with no in-app purchases.

### Do Mendeleev.me or German Grammar B1 have ads?

Neither Mendeleev.me nor German Grammar B1 shows ads.

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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.*