# Coding Game vs HAL 9000

The clearest difference is in-app purchases: HAL 9000 at none against Coding Game's 2. HAL 9000 also leads on rating (5.0 vs 4.7). Coding Game's advantage is update cadence (every 4 months vs every 36 months) and ratings volume (771 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Coding Game sells 2 one-off in-app purchases. HAL 9000 asks for nothing beyond the download.

HAL 9000 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, HAL 9000 every 36 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Coding Game | HAL 9000 |
| --- | --- | --- |
| 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/hal-9000/id1518486203/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 36 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 151 MB | 26 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Reicher](https://appshunter.io/developer/1263212151) | [Vladimir Djokic](https://appshunter.io/developer/1483350231) |

## 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


### HAL 9000

[App page](https://appshunter.io/ios/app/hal-9000/id1518486203)

Experience classic chess with advanced 3D graphics and an AI opponent. This hobby project offers a virtual chess set for players to test their skills. More features are planned for future updates.

**Highlights:** Advanced 3D graphics, Virtual chess set interaction, Play against AI opponent, Classic chess gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Coding Game free?

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

### Is HAL 9000 free?

HAL 9000 is free to download, with no in-app purchases.

### Which has better reviews, Coding Game or HAL 9000?

HAL 9000 is rated higher. Coding Game averages 4.7 out of 5 from 771 ratings, while HAL 9000 averages 5.0 from 1 ratings.

### Do Coding Game or HAL 9000 have ads?

Neither Coding Game nor HAL 9000 shows ads.

### Which is updated more often, Coding Game or HAL 9000?

Coding Game ships an update every 4 months, and HAL 9000 every 36 months. Most recently, Coding Game was updated on October 17, 2026 and HAL 9000 on October 11, 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.*