# Core Quality vs MD

The clearest difference is review sentiment: Core Quality at 67% against MD's 0%. Core Quality also leads on ads (none vs shown) and iOS requirement (8.0 vs 11.0). MD's advantage is price (Free vs $4.99) and update cadence (every 6 weeks vs every 16 months). On in-app purchases and device support there is nothing between them.

MD is free to download; Core Quality costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Core Quality ships an update every 16 months, MD every 6 weeks. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Core Quality | MD |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[2.7 (6 ratings)](https://appshunter.io/ios/app/md/id1202284888/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 6 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 10 MB | 21 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Core Quality International](https://appshunter.io/developer/662106636) | [Management Drives Holding B.V.](https://appshunter.io/developer/1026713720) |

## What reviewers say

### Core Quality

[App page](https://appshunter.io/ios/app/core-quality/id402438821)

Explore your strengths, weaknesses, learning points, and personal judgments through a self-analysis tool. This app helps you translate initial insights into daily practice for increased self-awareness and more meaningful interactions.

**Highlights:** 16-step self-analysis, Build and store core quadrants, Daily reflection module, Correlation analysis, Feedback on daily interactions, Translate insights into practice

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

**In-app purchases:** none


### MD

[App page](https://appshunter.io/ios/app/md/id1202284888)

Gain self-knowledge and enhance leadership skills by understanding your core drives. Improve personal effectiveness and collaboration by connecting with others and appreciating their unique motivations. This tool translates insights into concrete actions for better performance.

**Highlights:** Self-knowledge improvement, Leadership development, Enhanced cooperation, Understanding personal drives, Concrete insights into behavior, Organizational culture analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Core Quality free?

Core Quality costs $4.99, with no in-app purchases.

### Is MD free?

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

### Do Core Quality or MD have ads?

MD shows ads; Core Quality does not.

### Which is updated more often, Core Quality or MD?

Core Quality ships an update every 16 months, and MD every 6 weeks. Most recently, Core Quality was updated on September 23, 2026 and MD on September 16, 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.*