# LogiBrain Grids vs Sumaddle

The clearest difference is review sentiment: Sumaddle at 95% against LogiBrain Grids's 47%. Sumaddle also leads on rating (4.9 vs 4.3) and ads (none vs shown). LogiBrain Grids's advantage is update cadence (every 11 days vs every 3 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. LogiBrain Grids sells 3 one-off in-app purchases and Sumaddle sells 15 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sumaddle holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 170 and 767 respectively. Written reviews point the same way: 47% of LogiBrain Grids's written reviews are positive against 95% of Sumaddle's.

LogiBrain Grids ships an update every 11 days, Sumaddle every 3 weeks. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | LogiBrain Grids | Sumaddle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (170 ratings)](https://appshunter.io/ios/app/logibrain-grids/id1019316882/reviews) | **[4.9 (767 ratings)](https://appshunter.io/ios/app/sumaddle/id1552172214/reviews)** |
| Number of ratings | 170 | **767** |
| Positive reviews | 46.9% of reviews | **94.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 30 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Van Rooijen](https://appshunter.io/developer/1019316881) | [Jonathan Buchanan](https://appshunter.io/developer/1540556286) |

## 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 |


### Sumaddle

[App page](https://appshunter.io/ios/app/sumaddle/id1552172214)

This logic puzzle game transforms pencil-and-paper challenges into interactive brain teasers. Fit number combinations to clues using pure logic, with no mental arithmetic required. Enjoy over 150 free puzzles of varying difficulty, with built-in help and offline play.

**Highlights:** Interactive logic puzzles, Number combination fitting, Pure logic solving, Built-in help and mistake correction, Over 150 free puzzles, Offline play, Ad-free experience

**Features:** Family Sharing

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quirky, Pack 5 | $0.99 | one-time |
| Very Difficult Puzzles | $0.99 | one-time |
| Quirky, Pack 1 | $0.99 | one-time |
| Premium 9x9 Puzzles, Pack 1 | $0.99 | one-time |
| Crafty, Pack 1 | $0.99 | one-time |
| Crafty, Pack 2 | $0.99 | one-time |
| Crafty, Pack 3 | $0.99 | one-time |
| Sneaky, Pack 1 | $0.99 | one-time |
| Sneaky, Pack 2 | $0.99 | one-time |
| Sneaky, Pack 3 | $0.99 | one-time |
| Tricky, Pack 1 | $0.99 | one-time |
| Tricky, Pack 2 | $0.99 | one-time |
| Tricky, Pack 3 | $0.99 | one-time |
| Assorted Puzzles | $0.99 | one-time |
| Puzzle Generator | $9.99 | one-time |

**What reviewers like**

- 👍 Fun and challenging game
- 👍 Clean and intuitive interface
- 👍 Helpful hint system
- 🚀 No ads or data collection
- 💡 Unique puzzle concept

**What reviewers complain about**

- 🐛 Automatic hints can be intrusive
- 🐛 Inability to replay completed puzzles
- 💡 Need more free/sample puzzles
- 💡 Difficulty progression could be improved

**Reported bugs**

- Losing progress when minimizing the app
- Inconsistent difficulty ratings

**Requested features**

- Ability to selectively pencil in notes
- More difficult puzzle options
- Synced progress across devices
- Detailed statistics and leaderboard


## Frequently asked questions

### Is LogiBrain Grids free?

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

### Is Sumaddle free?

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

### Which has better reviews, LogiBrain Grids or Sumaddle?

Sumaddle is rated higher. LogiBrain Grids averages 4.3 out of 5 from 170 ratings, while Sumaddle averages 4.9 from 767 ratings.

### Do LogiBrain Grids or Sumaddle have ads?

LogiBrain Grids shows ads; Sumaddle does not.

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

LogiBrain Grids ships an update every 11 days, and Sumaddle every 3 weeks. Most recently, LogiBrain Grids was updated on September 22, 2026 and Sumaddle on September 25, 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.*