# Mind Matrix Trainer vs BirdsEyes

The clearest difference is in-app purchases: Mind Matrix Trainer at none against BirdsEyes's 2. BirdsEyes's advantage is iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. BirdsEyes sells 2 in-app purchases, starting at $19.99 per month. Mind Matrix Trainer asks for nothing beyond the download.

## The numbers

| Metric | Mind Matrix Trainer | BirdsEyes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (3 ratings)](https://appshunter.io/ios/app/birdseyes/id6778977682/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 11 MB | 98 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Keegan O'Hare](https://appshunter.io/developer/1883769228) | [CHRISTIAN JOSIAH KIRK COLLINS](https://appshunter.io/developer/6778977684) |

## What reviewers say

### Mind Matrix Trainer

[App page](https://appshunter.io/ios/app/mind-matrix-trainer/id6760311678)

**Features:** macOS Compatibility

**In-app purchases:** none


### BirdsEyes

[App page](https://appshunter.io/ios/app/birdseyes/id6778977682)

Visualize your interests and learning journey on a dynamic map. Explore topics, follow questions with layered explanations and exercises, and retain knowledge through notes and spaced review. Designed for focused learning without endless scrolling.

**Highlights:** Map interests and connections, Layered explanations for questions, Spaced review for retention, Note-taking and journaling, AI-powered learning guide, Ad-free learning experience

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $19.99 | per month |
| Premium Annual | $149.99 | per year |


## Frequently asked questions

### Is Mind Matrix Trainer free?

Mind Matrix Trainer is free to download, with no in-app purchases.

### Is BirdsEyes free?

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

### Do Mind Matrix Trainer or BirdsEyes have ads?

Neither Mind Matrix Trainer nor BirdsEyes shows ads.

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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.*