# Coding Game vs ChemGuesser

The clearest difference is in-app purchases: ChemGuesser at none against Coding Game's 2. ChemGuesser also leads on rating (5.0 vs 4.7). Coding Game's advantage is ratings volume (771 vs 1) and update cadence (every 4 months vs every 18 months). On price, ads and device support there is nothing between them.

Both are free to download. Coding Game sells 2 one-off in-app purchases. ChemGuesser asks for nothing beyond the download.

ChemGuesser holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Coding Game has 771 ratings behind it against 1, so its average is the more settled of the two.

Coding Game ships an update every 4 months, ChemGuesser every 18 months. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Coding Game | ChemGuesser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (771 ratings)](https://appshunter.io/ios/app/coding-game-binary-hacker/id1263212152/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chemguesser/id6503194801/reviews)** |
| Number of ratings | **771** | 1 |
| Positive reviews | 74.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 18 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 151 MB | 39 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Reicher](https://appshunter.io/developer/1263212151) | [Daniel Wigh](https://appshunter.io/developer/1618604869) |

## What reviewers say

### Coding Game

[App page](https://appshunter.io/ios/app/coding-game-binary-hacker/id1263212152)

Test your brainpower and problem-solving skills by converting decimal numbers to binary. Compete with friends, climb global leaderboards, and unlock new themes and wallpapers. Enjoy addictive puzzles and improve your mental math.

**Highlights:** Decimal to binary conversion challenges, Compete with friends and global leaderboards, Unlock new themes and wallpapers, Improve mental math and problem-solving skills, Learn the binary system, Addictive puzzles for all skill levels

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |
| Buy 150 Keys | $2.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive
- 🧠 Helps improve math skills
- 🎓 Great for learning binary
- 🕰️ Good for killing time

**What reviewers complain about**

- 🕹️ Timer can be stressful
- 🌐 Too many ads
- 🔍 Lack of screen adjustment
- 🐛 Some bugs reported

**Reported bugs**

- Screen goes black after losing
- Rank/progress issues
- Unable to get grand master medal

**Requested features**

- Add PVP option
- Include binary to decimal conversion
- Provide an untimed practice mode
- Add a tutorial or overview


### ChemGuesser

[App page](https://appshunter.io/ios/app/chemguesser/id6503194801)

Test your chemistry knowledge by guessing chemical elements based on five clues. Challenge your friends and see who can master the periodic table.

**Highlights:** Guess chemical elements, Five hints per element, Share with friends, Chemistry trivia, Periodic table challenges

**In-app purchases:** none


## Frequently asked questions

### Is Coding Game free?

Coding Game is free to download, with in-app purchases available.

### Is ChemGuesser free?

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

### Which has better reviews, Coding Game or ChemGuesser?

ChemGuesser is rated higher. Coding Game averages 4.7 out of 5 from 771 ratings, while ChemGuesser averages 5.0 from 1 ratings.

### Do Coding Game or ChemGuesser have ads?

Neither Coding Game nor ChemGuesser shows ads.

### Which is updated more often, Coding Game or ChemGuesser?

Coding Game ships an update every 4 months, and ChemGuesser every 18 months. Most recently, Coding Game was updated on October 9, 2026 and ChemGuesser on October 1, 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.*