# CyberCon4 vs AMB Stuttgart

The clearest difference is in-app purchases: AMB Stuttgart at none against CyberCon4's 2. AMB Stuttgart also leads on update cadence (every 3 months vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CyberCon4 sells 2 in-app purchases, starting at $224.99 per 6 months. AMB Stuttgart asks for nothing beyond the download.

CyberCon4 ships an update every 7 months, AMB Stuttgart every 3 months. The most recent releases landed on October 25, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CyberCon4 | AMB Stuttgart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 43 MB | 67 MB |
| Requires iOS | 18.0 | **17.7** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EWS Weigele GmbH & Co. KG](https://appshunter.io/developer/1478134091) | [Landesmesse Stuttgart GmbH](https://appshunter.io/developer/460383801) |

## What reviewers say

### CyberCon4

[App page](https://appshunter.io/ios/app/cybercon4/id1478134092)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EWS Premium | $224.99 | per 6 months |
| Hofmann Group Premium | $224.99 | per 6 months |


### AMB Stuttgart

[App page](https://appshunter.io/ios/app/amb-stuttgart/id6479363848)

**In-app purchases:** none


## Frequently asked questions

### Is CyberCon4 free?

CyberCon4 is free to download, with in-app purchases available.

### Is AMB Stuttgart free?

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

### Do CyberCon4 or AMB Stuttgart have ads?

Neither CyberCon4 nor AMB Stuttgart shows ads.

### Which is updated more often, CyberCon4 or AMB Stuttgart?

CyberCon4 ships an update every 7 months, and AMB Stuttgart every 3 months. Most recently, CyberCon4 was updated on October 25, 2026 and AMB Stuttgart on September 30, 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.*