# Suurstoffi vs Gnossi Wohnig

The clearest difference is in-app purchases: Suurstoffi at none against Gnossi Wohnig's 2. Gnossi Wohnig's advantage is ads (none vs shown) and update cadence (monthly vs every 9 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Gnossi Wohnig sells 2 in-app purchases, starting at $9.99 per month. Suurstoffi asks for nothing beyond the download.

Suurstoffi ships an update every 9 months, Gnossi Wohnig monthly. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Suurstoffi | Gnossi Wohnig |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Monthly** |
| Size | 35 MB | 94 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [bonacasa AG](https://appshunter.io/developer/567389838) | [TecFox GmbH](https://appshunter.io/developer/1458088118) |

## What reviewers say

### Suurstoffi

[App page](https://appshunter.io/ios/app/suurstoffi/id1184993496)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gnossi Wohnig

[App page](https://appshunter.io/ios/app/gnossi-wohnig/id6466427107)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Account | $9.99 | per month |
| Pro Account | $99.99 | per year |


## Frequently asked questions

### Is Suurstoffi free?

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

### Is Gnossi Wohnig free?

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

### Do Suurstoffi or Gnossi Wohnig have ads?

Suurstoffi shows ads; Gnossi Wohnig does not.

### Which is updated more often, Suurstoffi or Gnossi Wohnig?

Suurstoffi ships an update every 9 months, and Gnossi Wohnig monthly. Most recently, Suurstoffi was updated on October 15, 2026 and Gnossi Wohnig on October 6, 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.*