# Mindarma vs Nereids Aquatic Coaching

The clearest difference is update cadence: Mindarma at every 3 months against Nereids Aquatic Coaching's every 10 months. Nereids Aquatic Coaching's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Mindarma ships an update every 3 months, Nereids Aquatic Coaching every 10 months. The most recent releases landed on September 26, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Mindarma | Nereids Aquatic Coaching |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Size | 20 MB | 59 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAW Mind Training Pty Ltd](https://appshunter.io/developer/1541810688) | [Nikolaos Vasilellis](https://appshunter.io/developer/1649854296) |

## What reviewers say

### Mindarma

[App page](https://appshunter.io/ios/app/mindarma/id1541810686)

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

**In-app purchases:** none


### Nereids Aquatic Coaching

[App page](https://appshunter.io/ios/app/nereids-aquatic-coaching/id6443837232)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mindarma free?

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

### Is Nereids Aquatic Coaching free?

Nereids Aquatic Coaching is free to download, with no in-app purchases.

### Do Mindarma or Nereids Aquatic Coaching have ads?

Neither Mindarma nor Nereids Aquatic Coaching shows ads.

### Which is updated more often, Mindarma or Nereids Aquatic Coaching?

Mindarma ships an update every 3 months, and Nereids Aquatic Coaching every 10 months. Most recently, Mindarma was updated on September 26, 2026 and Nereids Aquatic Coaching on September 9, 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.*