# SiBa vs GDCh.app

The clearest difference is review sentiment: GDCh.app at 67% against SiBa's 40%. On price, update cadence, ads 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SiBa | GDCh.app |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 45 MB | 18 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Deutschland sicher im Netz e.V.](https://appshunter.io/developer/1056681752) | [Gesellschaft Deutscher Chemiker](https://appshunter.io/developer/1573402288) |

## What reviewers say

### SiBa

[App page](https://appshunter.io/ios/app/siba-sicherheitsbarometer/id1056681753)

Stay informed about current digital threats like phishing and malware. Receive actionable security tips and recommendations to protect yourself. Customize notifications and share alerts with others.

**Highlights:** Current phishing and malware alerts, Actionable security recommendations, Customizable notifications, Shareable alerts, Information on digital threats

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

**In-app purchases:** none


### GDCh.app

[App page](https://appshunter.io/ios/app/gdchapp/id1573402286)

Access chemistry news, videos, podcasts, and events from science, business, and society. Members get full access to exclusive content and can connect with others. Stay updated with push notifications.

**Highlights:** Chemistry articles, videos, and podcasts, Event listings, Member-exclusive content, Networking features, Push notifications, Dark mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is SiBa free?

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

### Is GDCh.app free?

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

### Do SiBa or GDCh.app have ads?

Neither SiBa nor GDCh.app shows ads.

### Which is updated more often, SiBa or GDCh.app?

SiBa ships an update every 2 months, and GDCh.app every 2 months. Most recently, SiBa was updated on November 2, 2026 and GDCh.app on November 3, 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.*