# Learn science element symbol vs SwapNumbers

The clearest difference is in-app purchases: SwapNumbers at none against Learn science element symbol's 1. Learn science element symbol's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Learn science element symbol sells 1 one-off in-app purchase. SwapNumbers asks for nothing beyond the download.

Learn science element symbol ships an update every 6 months, SwapNumbers every 3 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Learn science element symbol | SwapNumbers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/learn-science-element-symbol/id1150853079/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 70 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kenji kiuchi](https://appshunter.io/developer/553473005) | [HappyCode Lab](https://appshunter.io/developer/6793409707) |

## What reviewers say

### Learn science element symbol

[App page](https://appshunter.io/ios/app/learn-science-element-symbol/id1150853079)

This educational app helps users memorize chemical element symbols through a quiz format based on the periodic table. It offers different difficulty levels and tracks accuracy to identify areas for improvement. Aim to clear challenge levels by answering all questions correctly.

**Highlights:** Periodic table quiz format, Easy and Hard difficulty modes, Hint system in Easy mode, Challenge level completion, Accuracy rate tracking, Identification of weak elements

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove Ad. | $9.99 | one-time |


### SwapNumbers

[App page](https://appshunter.io/ios/app/swapnumbers-math-puzzle/id1603391248)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Learn science element symbol free?

Learn science element symbol is free to download, with in-app purchases available.

### Is SwapNumbers free?

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

### Do Learn science element symbol or SwapNumbers have ads?

Both Learn science element symbol and SwapNumbers show ads.

### Which is updated more often, Learn science element symbol or SwapNumbers?

Learn science element symbol ships an update every 6 months, and SwapNumbers every 3 months. Most recently, Learn science element symbol was updated on October 24, 2026 and SwapNumbers on October 27, 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.*