# Inner Armor vs The Mastery App

The clearest difference is in-app purchases: Inner Armor at none against The Mastery App's 4. The Mastery App's advantage is update cadence (every 6 days vs every 2 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. The Mastery App sells 4 in-app purchases, starting at $14.99 per month. Inner Armor asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Inner Armor against 5.0 for The Mastery App. Both are backed by a comparable volume of ratings — 40 and 25 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Inner Armor ships an update every 2 weeks, The Mastery App every 6 days. The most recent releases landed on August 19, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | Inner Armor | The Mastery App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (40 ratings)](https://appshunter.io/ios/app/inner-armor/id6471288699/reviews) | [5.0 (25 ratings)](https://appshunter.io/ios/app/the-mastery-app/id6739948900/reviews) |
| Number of ratings | **40** | 25 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 304 MB | 58 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Inner Armor](https://appshunter.io/developer/1715033393) | [Mastery Holdings Company](https://appshunter.io/developer/1749368881) |

## What reviewers say

### Inner Armor

[App page](https://appshunter.io/ios/app/inner-armor/id6471288699)

Enhance athletic resilience and reach peak performance with advanced training techniques. This app integrates with a sensor to track key physiological metrics like heart rate and body temperature. It is designed for training purposes and not for medical use.

**Highlights:** Performance training techniques, Resilience enhancement, Heart rate detection, Body temperature monitoring, Skin conductance tracking, Respiration monitoring

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

**In-app purchases:** none


### The Mastery App

[App page](https://appshunter.io/ios/app/the-mastery-app/id6739948900)

This app helps athletes improve focus, confidence, and performance through mental training. It offers guided visualization, mindset tracking, and personalized coaching powered by AI and elite sports psychologists. Train smarter and stay composed under pressure to reach your peak potential.

**Highlights:** Guided visualization training, AI mental coach, Mindset tracking, Motivation and resilience tools, Personalized coaching, Adaptive mental performance system

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan (Monthly) | $14.99 | per month |
| Pro Plan (Monthly) | $29.99 | per month |
| Pro Plan (Annual) | $149.00 | per year |
| Pro Plan (Annual) | $299.00 | per year |


## Frequently asked questions

### Is Inner Armor free?

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

### Is The Mastery App free?

The Mastery App is free to download, with in-app purchases available.

### Which has better reviews, Inner Armor or The Mastery App?

Inner Armor and The Mastery App are both rated 5.0 out of 5 on the App Store, from 40 and 25 ratings respectively.

### Do Inner Armor or The Mastery App have ads?

Neither Inner Armor nor The Mastery App shows ads.

### Which is updated more often, Inner Armor or The Mastery App?

Inner Armor ships an update every 2 weeks, and The Mastery App every 6 days. Most recently, Inner Armor was updated on August 19, 2026 and The Mastery App on August 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*