# Centrum School Grading vs SchoolHub

The clearest difference is update cadence: SchoolHub at every 2 months against Centrum School Grading's every 49 months. SchoolHub also leads on iOS requirement (18.0 vs 26.0). 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.

Centrum School Grading ships an update every 49 months, SchoolHub every 2 months. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Centrum School Grading | SchoolHub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 49 months | **Every 2 months** |
| Size | 3 MB | 6 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Meranier-Gymnasium Lichtenfels](https://appshunter.io/developer/1641109036) | [ATTRACTIVE STAR SRL](https://appshunter.io/developer/1777691167) |

## What reviewers say

### Centrum School Grading

[App page](https://appshunter.io/ios/app/centrum-school-grading/id1641108674)

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

**In-app purchases:** none


### SchoolHub

[App page](https://appshunter.io/ios/app/schoolhub-school-visualizer/id6737741331)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Centrum School Grading free?

Centrum School Grading is free to download, with no in-app purchases.

### Is SchoolHub free?

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

### Do Centrum School Grading or SchoolHub have ads?

Neither Centrum School Grading nor SchoolHub shows ads.

### Which is updated more often, Centrum School Grading or SchoolHub?

Centrum School Grading ships an update every 49 months, and SchoolHub every 2 months. Most recently, Centrum School Grading was updated on November 11, 2026 and SchoolHub on November 8, 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.*