# Puzzle IO vs Binairo

The clearest difference is rating: Puzzle IO at 4.6 against Binairo's 3.5. Puzzle IO also leads on ratings volume (362 vs 4) and iOS requirement (13.0 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Puzzle IO holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Puzzle IO has 362 ratings behind it against 4, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Puzzle IO | Binairo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (362 ratings)](https://appshunter.io/ios/app/puzzle-io-binary-sudoku/id1145765167/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/binairo/id6751108272/reviews) |
| Number of ratings | **362** | 4 |
| Positive reviews | 74.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 107 MB | 18 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [99 Up Games](https://appshunter.io/developer/567396068) | [Robin Dufour](https://appshunter.io/developer/1819249965) |

## 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


### Binairo

[App page](https://appshunter.io/ios/app/binairo/id6751108272)

A logic puzzle game where you fill a grid with 0s and 1s following simple rules. Offers endless grids, daily challenges, and progress tracking. Premium version unlocks advanced levels and removes ads.

**Highlights:** Grid-based logic puzzles, Endless grid generation, Daily challenges, Progress tracking and statistics, Multiple difficulty levels, iCloud sync, Multi-language support

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $1.99 | one-time |


## Frequently asked questions

### Is Puzzle IO free?

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

### Is Binairo free?

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

### Which has better reviews, Puzzle IO or Binairo?

Puzzle IO is rated higher. Puzzle IO averages 4.6 out of 5 from 362 ratings, while Binairo averages 3.5 from 4 ratings.

### Do Puzzle IO or Binairo have ads?

Both Puzzle IO and Binairo show ads.

### Which is updated more often, Puzzle IO or Binairo?

Puzzle IO ships an update every 3 weeks, and Binairo every 3 weeks. Most recently, Puzzle IO was updated on October 23, 2026 and Binairo on October 24, 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.*