# Useful Periodic Table vs Periodic Table

The clearest difference is price: Periodic Table at Free against Useful Periodic Table's $2.99. Periodic Table also leads on update cadence (every 3 weeks vs every 25 months) and iOS requirement (13.4 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Periodic Table is free to download; Useful Periodic Table costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Useful Periodic Table ships an update every 25 months, Periodic Table every 3 weeks. The most recent releases landed on September 2, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Useful Periodic Table | Periodic Table |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/periodic-table-smart-elements/id6737107318/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 25 MB | 17 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mind Trends LLC](https://appshunter.io/developer/582509215) | [Joaquin Marticorena](https://appshunter.io/developer/1774135480) |

## What reviewers say

### Useful Periodic Table

[App page](https://appshunter.io/ios/app/useful-periodic-table/id582509212)

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

**In-app purchases:** none


### Periodic Table

[App page](https://appshunter.io/ios/app/periodic-table-smart-elements/id6737107318)

Explore element properties with an interactive periodic table. Access detailed information, search and filter elements quickly, and visualize data with color-coded charts. Ideal for students, teachers, and chemistry enthusiasts.

**Highlights:** Interactive periodic table, Detailed element information, Quick search and filter, Visual representation of values, Easy-to-use design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Useful Periodic Table free?

Useful Periodic Table costs $2.99, with no in-app purchases.

### Is Periodic Table free?

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

### Do Useful Periodic Table or Periodic Table have ads?

Neither Useful Periodic Table nor Periodic Table shows ads.

### Which is updated more often, Useful Periodic Table or Periodic Table?

Useful Periodic Table ships an update every 25 months, and Periodic Table every 3 weeks. Most recently, Useful Periodic Table was updated on September 2, 2026 and Periodic Table on June 4, 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.*