# One Minute Brain Builder vs Butterfly Effect Puzzle

The clearest difference is rating: One Minute Brain Builder at 5.0 against Butterfly Effect Puzzle's 1.0. Butterfly Effect Puzzle's advantage is update cadence (every 3 days vs every 3 months) and iOS requirement (9.0 vs 11.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

One Minute Brain Builder holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

One Minute Brain Builder ships an update every 3 months, Butterfly Effect Puzzle every 3 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | One Minute Brain Builder | Butterfly Effect Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/one-minute-brain-builder/id1463055531/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/butterfly-effect-puzzle/id1559204865/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 88 MB | 45 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [登理 郝](https://appshunter.io/developer/910536182) | [其跃 吴](https://appshunter.io/developer/660989470) |

## What reviewers say

### One Minute Brain Builder

[App page](https://appshunter.io/ios/app/one-minute-brain-builder/id1463055531)

Engage in a variety of brain-training exercises designed to improve logic, memory, speed, and concentration. With 16 different game types and all levels accessible for free, it offers a fun and relaxing way to keep your mind sharp. Play offline anytime, anywhere.

**Highlights:** 32 logic, memory, speed, visual, concentration, reaction, and math tests, 16 kinds of games, All levels are open and free, Easy and fun gameplay for all ages, Offline play available, Simple game rules

**Features:** macOS Compatibility

**In-app purchases:** none


### Butterfly Effect Puzzle

[App page](https://appshunter.io/ios/app/butterfly-effect-puzzle/id1559204865)

A logic puzzle game where players arrange hexagonal tiles to create a continuous path. Rotate tiles to trigger a butterfly effect, guiding a path from a start point to an end point.

**Highlights:** Hexagonal tile arrangement, Rotational tile mechanics, Butterfly effect chain reactions, Path creation from start to end, Logical reasoning challenges

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is One Minute Brain Builder free?

One Minute Brain Builder is free to download, with no in-app purchases.

### Is Butterfly Effect Puzzle free?

Butterfly Effect Puzzle is free to download, with no in-app purchases.

### Which has better reviews, One Minute Brain Builder or Butterfly Effect Puzzle?

One Minute Brain Builder is rated higher. One Minute Brain Builder averages 5.0 out of 5 from 2 ratings, while Butterfly Effect Puzzle averages 1.0 from 1 ratings.

### Do One Minute Brain Builder or Butterfly Effect Puzzle have ads?

Both One Minute Brain Builder and Butterfly Effect Puzzle show ads.

### Which is updated more often, One Minute Brain Builder or Butterfly Effect Puzzle?

One Minute Brain Builder ships an update every 3 months, and Butterfly Effect Puzzle every 3 days. Most recently, One Minute Brain Builder was updated on November 3, 2026 and Butterfly Effect Puzzle on November 3, 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.*