# The Periodic Table HD vs Periodic Table

The clearest difference is rating: Periodic Table at 5.0 against The Periodic Table HD's 3.6. Periodic Table also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). The Periodic Table HD's advantage is ratings volume (25 vs 1). 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.

Periodic Table holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: The Periodic Table HD has 25 ratings behind it against 1, so its average is the more settled of the two.

The Periodic Table HD ships an update every 3 months, Periodic Table every 3 weeks. The most recent releases landed on September 8, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | The Periodic Table HD | Periodic Table |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (25 ratings)](https://appshunter.io/ios/app/the-periodic-table-hd/id430707246/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/periodic-table-smart-elements/id6737107318/reviews)** |
| Number of ratings | **25** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 17 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Rouda](https://appshunter.io/developer/396597129) | [Joaquin Marticorena](https://appshunter.io/developer/1774135480) |

## What reviewers say

### The Periodic Table HD

[App page](https://appshunter.io/ios/app/the-periodic-table-hd/id430707246)

Explore a color-coded periodic table with detailed information on each element. Access data like atomic number, density, and electronic configuration. This educational tool is available for free.

**Highlights:** Color-coded periodic table, Element details (name, density, etc.), Atomic number, Melting point, Electronic configuration, Free to use

**Features:** macOS Compatibility

**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 The Periodic Table HD free?

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

### Is Periodic Table free?

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

### Which has better reviews, The Periodic Table HD or Periodic Table?

Periodic Table is rated higher. The Periodic Table HD averages 3.6 out of 5 from 25 ratings, while Periodic Table averages 5.0 from 1 ratings.

### Do The Periodic Table HD or Periodic Table have ads?

The Periodic Table HD shows ads; Periodic Table does not.

### Which is updated more often, The Periodic Table HD or Periodic Table?

The Periodic Table HD ships an update every 3 months, and Periodic Table every 3 weeks. Most recently, The Periodic Table HD was updated on September 8, 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.*