# Periodic Table for Chemists vs Elements

The clearest difference is in-app purchases: Periodic Table for Chemists at none against Elements's 1. Periodic Table for Chemists also leads on update cadence (every 2 days vs every 5 days). On price, ads, device support and iOS requirement there is nothing between them.

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

Periodic Table for Chemists ships an update every 2 days, Elements every 5 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Periodic Table for Chemists | Elements |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/periodic-table-for-chemists/id6758019544/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Free | — |
| Size | 15 MB | 2 MB |
| Requires iOS | 17.4 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hans Joachim Weidmann](https://appshunter.io/developer/1826468486) | [Hayri Odabas](https://appshunter.io/developer/1883951024) |

## What reviewers say

### Periodic Table for Chemists

[App page](https://appshunter.io/ios/app/periodic-table-for-chemists/id6758019544)

Access comprehensive element data and advanced chemistry tools with this intuitive reference app. It offers detailed properties, calculations, and visualization for students and professionals. Works offline and is optimized for mobile devices.

**Highlights:** 118 elements with extensive properties, Advanced chemistry calculations (Zeff, electronegativity), Electronic structure visualization, Powerful search and filtering, Offline access to all data, Interactive periodic table interface, Personal notes and favorites

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

**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 Periodic Table for Chemists free?

Periodic Table for Chemists is free to download, with no in-app purchases.

### Is Elements free?

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

### Do Periodic Table for Chemists or Elements have ads?

Neither Periodic Table for Chemists nor Elements shows ads.

### Which is updated more often, Periodic Table for Chemists or Elements?

Periodic Table for Chemists ships an update every 2 days, and Elements every 5 days. Most recently, Periodic Table for Chemists was updated on October 24, 2026 and Elements on October 26, 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.*