# Chemical Symbols Quiz vs Photon Coding

The clearest difference is rating: Photon Coding at 5.0 against Chemical Symbols Quiz's 3.5. Chemical Symbols Quiz's advantage is iOS requirement (11 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Photon Coding holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Chemical Symbols Quiz ships an update every 4 months, Photon Coding every 3 months. The most recent releases landed on October 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Chemical Symbols Quiz | Photon Coding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/chemical-symbols-quiz/id1276712831/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/photon-coding/id1282138708/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 10 MB | 148 MB |
| Requires iOS | **11** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marijn Dillen](https://appshunter.io/developer/1276712320) | [Photon Entertainment sp. z o.o.](https://appshunter.io/developer/1281702819) |

## What reviewers say

### Chemical Symbols Quiz

[App page](https://appshunter.io/ios/app/chemical-symbols-quiz/id1276712831)

Master chemical element names and symbols with interactive multiple-choice quizzes. This free educational tool helps users quickly learn or review the periodic table.

**Highlights:** Learn element names and symbols, Study the periodic table, Multiple choice quizzes, Free to use, Progress tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Photon Coding

[App page](https://appshunter.io/ios/app/photon-coding/id1282138708)

Create programs for your Photon robot using intuitive, icon-based languages like Draw, Badge, and Blocks. Explore your robot's capabilities and build custom programs directly from your mobile device.

**Highlights:** Icon-based programming languages, Draw, Badge, and Blocks modes, Mobile device control, Explore robot possibilities, Create custom programs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemical Symbols Quiz free?

Chemical Symbols Quiz is free to download, with no in-app purchases.

### Is Photon Coding free?

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

### Which has better reviews, Chemical Symbols Quiz or Photon Coding?

Photon Coding is rated higher. Chemical Symbols Quiz averages 3.5 out of 5 from 4 ratings, while Photon Coding averages 5.0 from 2 ratings.

### Do Chemical Symbols Quiz or Photon Coding have ads?

Neither Chemical Symbols Quiz nor Photon Coding shows ads.

### Which is updated more often, Chemical Symbols Quiz or Photon Coding?

Chemical Symbols Quiz ships an update every 4 months, and Photon Coding every 3 months. Most recently, Chemical Symbols Quiz was updated on October 8, 2026 and Photon Coding on September 17, 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.*