# X vs GDM 2026

The clearest difference is device support: GDM 2026 at 3 against X's —. X's advantage is iOS requirement (10.0 vs 12.0). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | X | GDM 2026 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Monetization | — | Free |
| Size | 1.0 GB | 20 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Universitaet Leipzig](https://appshunter.io/developer/1506000314) | [Eyeled GmbH](https://appshunter.io/developer/335208623) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x-bert/id6450861061)

**In-app purchases:** none


### GDM 2026

[App page](https://appshunter.io/ios/app/gdm-2026/id6757859811)

Access all essential information for the 59th Annual Conference of the Society for Didactics of Mathematics 2026 in Wuppertal. This app provides a daily program, interactive maps, and important updates for attendees, speakers, and researchers.

**Highlights:** Daily program access, Interactive venue maps, Push notifications for updates, Digital conference bag access, Event planning tools, Information on side programs

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

**In-app purchases:** none


## Frequently asked questions

### Is X free?

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

### Is GDM 2026 free?

GDM 2026 is free to download, with no in-app purchases.

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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.*