# Mendeleev.me vs ChemieVerstanden

The clearest difference is update cadence: ChemieVerstanden at every 4 days against Mendeleev.me's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mendeleev.me sells 4 one-off in-app purchases and ChemieVerstanden sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Mendeleev.me ships an update every 6 weeks, ChemieVerstanden every 4 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mendeleev.me | ChemieVerstanden |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/mendeleevme/id1601845870/reviews)** | — |
| Number of ratings | **24** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Paid | — |
| Size | 210 MB | 33 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AGILE FLEX TECH SRL](https://appshunter.io/developer/1601049602) | [JORG BALTERS](https://appshunter.io/developer/1724350899) |

## 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 |


### ChemieVerstanden

[App page](https://appshunter.io/ios/app/chemieverstanden/id6758264743)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| wöchentlich | $3.99 | per 7 days |
| jährlich | $29.99 | per year |


## Frequently asked questions

### Is Mendeleev.me free?

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

### Is ChemieVerstanden free?

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

### Do Mendeleev.me or ChemieVerstanden have ads?

Neither Mendeleev.me nor ChemieVerstanden shows ads.

### Which is updated more often, Mendeleev.me or ChemieVerstanden?

Mendeleev.me ships an update every 6 weeks, and ChemieVerstanden every 4 days. Most recently, Mendeleev.me was updated on October 14, 2026 and ChemieVerstanden on October 24, 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.*