# Mind Miracle vs Master

The clearest difference is in-app purchases: Master at none against Mind Miracle's 1. Master also leads on update cadence (fortnightly vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mind Miracle sells 1 one-off in-app purchase. Master asks for nothing beyond the download.

Mind Miracle ships an update every 8 months, Master fortnightly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mind Miracle | Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/master-nav-colregs-iala-tests/id6758554000/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 84 MB | 305 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [Peterjohn Chisholm](https://appshunter.io/developer/1602390398) |

## What reviewers say

### Mind Miracle

[App page](https://appshunter.io/ios/app/mind-miracle/id6746761316)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mind Mantra Meditation 2.0 | $59.99 | one-time |


### Master

[App page](https://appshunter.io/ios/app/master-nav-colregs-iala-tests/id6758554000)

Practice maritime navigation rules and buoyage systems with this app. It helps you identify knowledge gaps and track your progress in mastering essential regulations for mariners.

**Highlights:** USCG Navigation Rules practice, IALA Maritime Buoyage System tests, Knowledge gap identification, Progress tracking, Developed by Master Mariner

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

**In-app purchases:** none


## Frequently asked questions

### Is Mind Miracle free?

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

### Is Master free?

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

### Do Mind Miracle or Master have ads?

Neither Mind Miracle nor Master shows ads.

### Which is updated more often, Mind Miracle or Master?

Mind Miracle ships an update every 8 months, and Master fortnightly. Most recently, Mind Miracle was updated on October 28, 2026 and Master on October 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.*