# 4Colors vs blue (game)

The clearest difference is price: blue (game) at Free against 4Colors's $0.99. blue (game) also leads on update cadence (every 4 months vs every 22 months). 4Colors's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

blue (game) is free to download; 4Colors costs $0.99 up front. blue (game) sells 1 one-off in-app purchase. 4Colors asks for nothing beyond the download.

4Colors ships an update every 22 months, blue (game) every 4 months. The most recent releases landed on August 23, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 4Colors | blue (game) |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.8 (441 ratings)](https://appshunter.io/ios/app/blue-game/id1468076893/reviews)** |
| Number of ratings | — | **441** |
| Positive reviews | — | 92.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Liansheng Zhang](https://appshunter.io/developer/448246392) | [Bart BONTE](https://appshunter.io/developer/568141787) |

## What reviewers say

### 4Colors

[App page](https://appshunter.io/ios/app/4colors/id473562920)

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

**In-app purchases:** none


### blue (game)

[App page](https://appshunter.io/ios/app/blue-game/id1468076893)

Engage your mind with a unique puzzle experience. Solve 50 challenging levels, each with its own distinct logic, to turn the entire screen blue. Hints are available if you get stuck.

**Highlights:** 50 unique puzzle levels, Each level has its own logic, Hint system available, Ad-free hints with in-app purchase, Award-winning game design

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| premium unlock | $2.49 | one-time |

**What reviewers like**

- 👍 Fun and engaging puzzles
- 🎨 Unique color-based mechanics
- 🎶 Enjoyable background music
- 💤 Relaxing and calming gameplay
- 🔓 No ads between levels

**What reviewers complain about**

- 🐛 Invisible/hard-to-see elements on certain levels
- 🤔 Hints not always helpful
- 🔁 Repetitive gameplay in later levels
- 🔍 Difficulty spikes in some levels

**Reported bugs**

- Level 12 graphics issue on some devices
- Level 47 appears to be broken

**Requested features**

- Add a level reset button
- Provide more distinct color variations
- Expand the game with more color themes


## Frequently asked questions

### Is 4Colors free?

4Colors costs $0.99, with no in-app purchases.

### Is blue (game) free?

blue (game) is free to download, with in-app purchases available.

### Do 4Colors or blue (game) have ads?

blue (game) shows ads; 4Colors does not.

### Which is updated more often, 4Colors or blue (game)?

4Colors ships an update every 22 months, and blue (game) every 4 months. Most recently, 4Colors was updated on August 23, 2026 and blue (game) on September 23, 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.*