# Chemmory vs Elements

The clearest difference is in-app purchases: Chemmory at none against Elements's 1. Chemmory also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Elements sells 1 one-off in-app purchase. Chemmory asks for nothing beyond the download.

## The numbers

| Metric | Chemmory | Elements |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 134 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Grzegorz Kulesza](https://appshunter.io/developer/1746409831) | [Hayri Odabas](https://appshunter.io/developer/1883951024) |

## What reviewers say

### Chemmory

[App page](https://appshunter.io/ios/app/chemmory/id6752790740)

**Features:** macOS Compatibility

**In-app purchases:** none


### Elements

[App page](https://appshunter.io/ios/app/elements-periodic-table-quiz/id6813200026)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $3.99 | one-time |


## Frequently asked questions

### Is Chemmory free?

Chemmory is free to download, with no in-app purchases.

### Is Elements free?

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

### Do Chemmory or Elements have ads?

Neither Chemmory nor Elements 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.*