# LogiBrain Grids vs 6

The clearest difference is in-app purchases: 6 at none against LogiBrain Grids's 3. 6 also leads on ads (none vs shown) and iOS requirement (12.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. LogiBrain Grids sells 3 one-off in-app purchases. 6 asks for nothing beyond the download.

LogiBrain Grids ships an update every 11 days, 6 every 2 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | LogiBrain Grids | 6 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (170 ratings)](https://appshunter.io/ios/app/logibrain-grids/id1019316882/reviews)** | — |
| Number of ratings | **170** | — |
| Positive reviews | 46.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 52 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Kevin Van Rooijen](https://appshunter.io/developer/1019316881) | [The GreenStreak, Corp.](https://appshunter.io/developer/1290400226) |

## What reviewers say

### LogiBrain Grids

[App page](https://appshunter.io/ios/app/logibrain-grids/id1019316882)

Engage your mind with challenging grid-based logic puzzles. Decode clues and use a grid to deduce relationships and solve intricate problems. Offers error correction and solution hints for a smoother puzzling experience.

**Highlights:** Grid-based logic puzzles, Decode written clues, Error correction, Solution hints, Multiple difficulty levels, High score tracking, Auto-save games

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puzzle pack 1 | $0.99 | one-time |
| Puzzle pack 2 | $0.99 | one-time |
| Puzzle pack 3 | $0.99 | one-time |

**What reviewers like**

- 👍 Fun logic games
- 👍 Great for keeping brain sharp
- 👍 Good variety of topics
- 👍 Good interface
- 👍 Enjoyable puzzles

**What reviewers complain about**

- 🐛 Incorrect clues
- 🐛 Puzzles have errors
- 🐛 Clues don't match answer key
- 🐛 Unacceptable puzzle errors
- 🐛 Clues are often incorrect

**Reported bugs**

- Incorrect clues
- Clues do not match answer key
- Logic errors in puzzles
- App turns off music/podcasts
- App won't open

**Requested features**

- Built-in solver and validator
- Bigger font size
- Darker text
- Ability to put a line through solved clues
- Daily free puzzle


### 6

[App page](https://appshunter.io/ios/app/6-5-4-by-mb/id6445939823)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LogiBrain Grids free?

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

### Is 6 free?

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

### Do LogiBrain Grids or 6 have ads?

LogiBrain Grids shows ads; 6 does not.

### Which is updated more often, LogiBrain Grids or 6?

LogiBrain Grids ships an update every 11 days, and 6 every 2 weeks. Most recently, LogiBrain Grids was updated on November 1, 2026 and 6 on November 7, 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.*