# Useful Periodic Table Lite vs Periodic

The clearest difference is ads: Useful Periodic Table Lite at none against Periodic's shown. Periodic's advantage is update cadence (every 5 weeks vs every 25 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Useful Periodic Table Lite ships an update every 25 months, Periodic every 5 weeks. The most recent releases landed on September 1, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Useful Periodic Table Lite | Periodic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/useful-periodic-table-lite/id584638498/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 35 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mind Trends LLC](https://appshunter.io/developer/582509215) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Useful Periodic Table Lite

[App page](https://appshunter.io/ios/app/useful-periodic-table-lite/id584638498)

Access a comprehensive periodic table with all elements and their properties. Includes a unit converter, Wikipedia links for detailed information, and a quiz to test your knowledge. Ideal for students and professionals in science and engineering.

**Highlights:** Complete periodic table of elements, Detailed element properties, Integrated unit converter, Links to Wikipedia for further research, Elements quiz for students

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

**In-app purchases:** none


### Periodic

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Useful Periodic Table Lite free?

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

### Is Periodic free?

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

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

Periodic shows ads; Useful Periodic Table Lite does not.

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

Useful Periodic Table Lite ships an update every 25 months, and Periodic every 5 weeks. Most recently, Useful Periodic Table Lite was updated on September 1, 2026 and Periodic on September 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.*