# MyBuilding24 vs CELUM

The clearest difference is ads: CELUM at none against MyBuilding24's shown. On price, update cadence, 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.

MyBuilding24 ships an update every 6 weeks, CELUM every 3 weeks. The most recent releases landed on October 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MyBuilding24 | CELUM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 98 MB | 14 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Rei development GmbH](https://appshunter.io/developer/1537826638) | [celum gmbh](https://appshunter.io/developer/380948109) |

## What reviewers say

### MyBuilding24

[App page](https://appshunter.io/ios/app/mybuilding24/id1537826636)

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

**In-app purchases:** none


### CELUM

[App page](https://appshunter.io/ios/app/celum/id6446499177)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MyBuilding24 free?

MyBuilding24 is free to download, with no in-app purchases.

### Is CELUM free?

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

### Do MyBuilding24 or CELUM have ads?

MyBuilding24 shows ads; CELUM does not.

### Which is updated more often, MyBuilding24 or CELUM?

MyBuilding24 ships an update every 6 weeks, and CELUM every 3 weeks. Most recently, MyBuilding24 was updated on October 6, 2026 and CELUM on October 27, 2026.

---

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