# KÜSTER vs NFG

The clearest difference is update cadence: KÜSTER at every 13 months against NFG's every 73 months. NFG's advantage is iOS requirement (11.0 vs 15.0). On price, ads, 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.

KÜSTER ships an update every 13 months, NFG every 73 months. The most recent releases landed on September 6, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | KÜSTER | NFG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 73 months |
| Size | 18 MB | 1 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SCT Schiele GmbH](https://appshunter.io/developer/483354490) | [GC-GRUPPE](https://appshunter.io/developer/545573851) |

## What reviewers say

### KÜSTER

[App page](https://appshunter.io/ios/app/kuster/id1427292554)

**Features:** macOS Compatibility

**In-app purchases:** none


### NFG

[App page](https://appshunter.io/ios/app/nfg/id1473773616)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KÜSTER free?

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

### Is NFG free?

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

### Do KÜSTER or NFG have ads?

Neither KÜSTER nor NFG shows ads.

### Which is updated more often, KÜSTER or NFG?

KÜSTER ships an update every 13 months, and NFG every 73 months. Most recently, KÜSTER was updated on September 6, 2026 and NFG on May 18, 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.*