# MATRIX LIBRARY vs OPENskill

The clearest difference is update cadence: OPENskill at every 3 weeks against MATRIX LIBRARY's every 2 months. 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.

MATRIX LIBRARY ships an update every 2 months, OPENskill every 3 weeks. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | MATRIX LIBRARY | OPENskill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 8 MB | 33 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [VI SERVICES LTD.](https://appshunter.io/developer/1280185685) | [SiamSquared Technologies (Thailand) Co., Ltd.](https://appshunter.io/developer/333207356) |

## What reviewers say

### MATRIX LIBRARY

[App page](https://appshunter.io/ios/app/matrix-library/id1326727693)

**Features:** macOS Compatibility

**In-app purchases:** none


### OPENskill

[App page](https://appshunter.io/ios/app/openskill/id6752234032)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MATRIX LIBRARY free?

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

### Is OPENskill free?

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

### Do MATRIX LIBRARY or OPENskill have ads?

Neither MATRIX LIBRARY nor OPENskill shows ads.

### Which is updated more often, MATRIX LIBRARY or OPENskill?

MATRIX LIBRARY ships an update every 2 months, and OPENskill every 3 weeks. Most recently, MATRIX LIBRARY was updated on September 8, 2026 and OPENskill 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.*