# Brain Scramble vs Clue Formula

The clearest difference is in-app purchases: Brain Scramble at none against Clue Formula's 2. Brain Scramble also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). Clue Formula's advantage is update cadence (every 4 days vs every 5 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Clue Formula sells 2 one-off in-app purchases. Brain Scramble asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Brain Scramble against 5.0 for Clue Formula. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Brain Scramble ships an update every 5 weeks, Clue Formula every 4 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Brain Scramble | Clue Formula |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/brain-scramble/id1516422238/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/clue-formula/id1616776014/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 22 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Sucheta Khot](https://appshunter.io/developer/1513401365) | [x2line.com LLC](https://appshunter.io/developer/425135293) |

## What reviewers say

### Brain Scramble

[App page](https://appshunter.io/ios/app/brain-scramble/id1516422238)

This game challenges you to tap numbered tiles in ascending order. As you progress, new numbers appear, and tiles are covered until you reach the final number. Track your performance with a score history.

**Highlights:** Sequential tile tapping, Increasing number ranges, Progressive tile replacement, Score history tracking, Brain training gameplay

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

**In-app purchases:** none


### Clue Formula

[App page](https://appshunter.io/ios/app/clue-formula/id1616776014)

Engage in a 3D Mahjong puzzle game featuring IQ-test style tiles. Match selectable pairs to clear levels, with increasing difficulty as you progress. Utilize hints and shuffles to aid your gameplay and compete on leaderboards.

**Highlights:** 3D Mahjong puzzle gameplay, IQ-test style tiles, Layered 3D levels, Hint and shuffle options, Leaderboard competition, VoiceOver accessibility

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint | $0.99 | one-time |
| Shuffle | $0.99 | one-time |


## Frequently asked questions

### Is Brain Scramble free?

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

### Is Clue Formula free?

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

### Which has better reviews, Brain Scramble or Clue Formula?

Brain Scramble and Clue Formula are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do Brain Scramble or Clue Formula have ads?

Clue Formula shows ads; Brain Scramble does not.

### Which is updated more often, Brain Scramble or Clue Formula?

Brain Scramble ships an update every 5 weeks, and Clue Formula every 4 days. Most recently, Brain Scramble was updated on November 3, 2026 and Clue Formula on November 4, 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.*