# Ryfylkemuseet vs DAT A/S

The clearest difference is update cadence: DAT A/S at fortnightly against Ryfylkemuseet's every 4 months. Ryfylkemuseet's advantage is iOS requirement (10.3 vs 15.1). 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.

Ryfylkemuseet ships an update every 4 months, DAT A/S fortnightly. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Ryfylkemuseet | DAT A/S |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 97 MB | 84 MB |
| Requires iOS | **10.3** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Utviklerne AS](https://appshunter.io/developer/500637243) | [DAT A/S](https://appshunter.io/developer/6773608728) |

## What reviewers say

### Ryfylkemuseet

[App page](https://appshunter.io/ios/app/ryfylkemuseet/id1382926203)

**Features:** macOS Compatibility

**In-app purchases:** none


### DAT A/S

[App page](https://appshunter.io/ios/app/dat-as/id6773608276)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ryfylkemuseet free?

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

### Is DAT A/S free?

DAT A/S is free to download, with no in-app purchases.

### Do Ryfylkemuseet or DAT A/S have ads?

Neither Ryfylkemuseet nor DAT A/S shows ads.

### Which is updated more often, Ryfylkemuseet or DAT A/S?

Ryfylkemuseet ships an update every 4 months, and DAT A/S fortnightly. Most recently, Ryfylkemuseet was updated on October 19, 2026 and DAT A/S on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*