# Periodic table vs Periodic

The clearest difference is in-app purchases: Periodic at none against Periodic table's 1. Periodic table's advantage is ads (none vs shown) and update cadence (daily vs every 5 weeks). On price and device support there is nothing between them.

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

Periodic table ships an update daily, Periodic every 5 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Periodic table | Periodic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13 ratings)](https://appshunter.io/ios/app/periodic-table-chemistry-2019/id1467907855/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 35 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hoang Tue](https://appshunter.io/developer/1057609083) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Periodic table

[App page](https://appshunter.io/ios/app/periodic-table-chemistry-2019/id1467907855)

Access a comprehensive periodic table with detailed information for each element, including properties, electron shell diagrams, and photos. Features a molar mass calculator and the ability to add personal notes.

**Highlights:** 126 elements, Detailed element properties, Electron shell diagrams, Solubility chart, Molar mass calculator, Element photos, Add notes to elements

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads forever | $5.99 | one-time |


### Periodic

[App page](https://appshunter.io/ios/app/periodic-table-elements/id1628647298)

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

**In-app purchases:** none


## Frequently asked questions

### Is Periodic table free?

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

### Is Periodic free?

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

### Do Periodic table or Periodic have ads?

Periodic shows ads; Periodic table does not.

### Which is updated more often, Periodic table or Periodic?

Periodic table ships an update daily, and Periodic every 5 weeks. Most recently, Periodic table was updated on October 27, 2026 and Periodic 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.*