# Puzzle IO vs Coding Game

The clearest difference is ads: Coding Game at none against Puzzle IO's shown. Coding Game also leads on iOS requirement (11.0 vs 13.0). Puzzle IO's advantage is update cadence (every 3 weeks vs every 4 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Puzzle IO sells 1 one-off in-app purchase and Coding Game sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Puzzle IO against 4.7 for Coding Game. Both are backed by a comparable volume of ratings — 348 and 771 respectively. Written reviews split almost evenly too, at 74% and 74% positive.

Puzzle IO ships an update every 3 weeks, Coding Game every 4 months. Both last shipped on October 9, 2026.

## The numbers

| Metric | Puzzle IO | Coding Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (348 ratings)](https://appshunter.io/ios/app/puzzle-io-binary-sudoku/id1145765167/reviews) | **[4.7 (771 ratings)](https://appshunter.io/ios/app/coding-game-binary-hacker/id1263212152/reviews)** |
| Number of ratings | 348 | **771** |
| Positive reviews | **74.3% of reviews** | 74.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 107 MB | 151 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [99 Up Games](https://appshunter.io/developer/567396068) | [Daniel Reicher](https://appshunter.io/developer/1263212151) |

## What reviewers say

### Puzzle IO

[App page](https://appshunter.io/ios/app/puzzle-io-binary-sudoku/id1145765167)

Experience a modern, fast-paced logic puzzle game based on binary Sudoku. Fill grids with 0s and 1s following specific rules, earn bonuses with a smart point system, and compete globally. Offers endless challenges across six difficulty levels.

**Highlights:** Fill 10x10 grids with 0s and 1s, Equal 0s and 1s per row/column, No three identical numbers in a row, Smart point system with bonuses, Time-based multipliers for higher scores, Game Center support and global leaderboards, Six difficulty levels, Unlimited unique puzzles

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Simple mechanics
- 👍 Easy to play one-handed
- 👍 Different difficulty modes
- 👍 Guess function if you're not sure of your options
- 👍 Fun and requires the right level of brain power while not being too difficult

**What reviewers complain about**

- 🐛 Hint function is not very useful
- 🐛 'Watch video' for hints doesn't work on the paid ad-free version
- 🔋 High battery consumption
- 💸 Too many ads and long ad breaks
- 🐛 Incorrect error detection on completed rows/columns

**Reported bugs**

- Incorrect error detection on completed rows/columns
- Frequent crashes and bugs
- Game sometimes freezes or becomes unresponsive
- Ads not loading properly, preventing gameplay

**Requested features**

- Dark mode option
- Better hint system that explains the logic
- Option to turn off row/column completion notifications
- More challenging puzzle levels
- Ability to create and save custom puzzles


### 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


## Frequently asked questions

### Is Puzzle IO free?

Puzzle IO is free to download, with in-app purchases available.

### Is Coding Game free?

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

### Which has better reviews, Puzzle IO or Coding Game?

Coding Game is rated higher. Puzzle IO averages 4.6 out of 5 from 348 ratings, while Coding Game averages 4.7 from 771 ratings.

### Do Puzzle IO or Coding Game have ads?

Puzzle IO shows ads; Coding Game does not.

### Which is updated more often, Puzzle IO or Coding Game?

Puzzle IO ships an update every 3 weeks, and Coding Game every 4 months. Most recently, Puzzle IO was updated on October 9, 2026 and Coding Game on October 9, 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.*