# Matrix Keen3D vs M90

Matrix Keen3D and M90 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Matrix Keen3D ships an update every 2 months, M90 every 3 months. The most recent releases landed on September 24, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Matrix Keen3D | M90 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 127 MB | 14 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [Sunrise Medical (US) LLC](https://appshunter.io/developer/613759278) |

## What reviewers say

### Matrix Keen3D

[App page](https://appshunter.io/ios/app/matrix-keen3d/id1500771002)

**Features:** macOS Compatibility

**In-app purchases:** none


### M90

[App page](https://appshunter.io/ios/app/m90/id6746119061)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Matrix Keen3D free?

Matrix Keen3D is free to download, with no in-app purchases.

### Is M90 free?

M90 is free to download, with no in-app purchases.

### Do Matrix Keen3D or M90 have ads?

Neither Matrix Keen3D nor M90 shows ads.

### Which is updated more often, Matrix Keen3D or M90?

Matrix Keen3D ships an update every 2 months, and M90 every 3 months. Most recently, Matrix Keen3D was updated on September 24, 2026 and M90 on July 5, 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.*