# SIT Alumni vs Materrium

The clearest difference is ads: SIT Alumni at none against Materrium's shown. SIT Alumni also leads on iOS requirement (15.6 vs 17.0). Materrium's advantage is update cadence (every 2 months vs every 3 months). On price, 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.

SIT Alumni ships an update every 3 months, Materrium every 2 months. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SIT Alumni | Materrium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 35 MB | 17 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 9+ |
| Developer | [Engage2Serve](https://appshunter.io/developer/1246080767) | [VOLKAN TEZKAN](https://appshunter.io/developer/1796866756) |

## What reviewers say

### SIT Alumni

[App page](https://appshunter.io/ios/app/sit-alumni/id1581111676)

**Features:** macOS Compatibility

**In-app purchases:** none


### Materrium

[App page](https://appshunter.io/ios/app/materrium/id6796025701)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIT Alumni free?

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

### Is Materrium free?

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

### Do SIT Alumni or Materrium have ads?

Materrium shows ads; SIT Alumni does not.

### Which is updated more often, SIT Alumni or Materrium?

SIT Alumni ships an update every 3 months, and Materrium every 2 months. Most recently, SIT Alumni was updated on October 21, 2026 and Materrium on October 15, 2026.

---

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