# 災害救助ヘリコプター vs Niffelheim

The clearest difference is review sentiment: 災害救助ヘリコプター at 100% against Niffelheim's 60%. 災害救助ヘリコプター also leads on price ($0.99 vs $4.99). Niffelheim's advantage is update cadence (every 5 weeks vs every 7 months) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

災害救助ヘリコプター costs $0.99 and Niffelheim $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

災害救助ヘリコプター ships an update every 7 months, Niffelheim every 5 weeks. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 災害救助ヘリコプター | Niffelheim |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | — | **[4.6 (89 ratings)](https://appshunter.io/ios/app/niffelheim/id1476445607/reviews)** |
| Number of ratings | — | **89** |
| Positive reviews | **100.0% of reviews** | 60.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 219 MB | 348 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [SENKEN INC.](https://appshunter.io/developer/786996906) | [Ellada Games LLC](https://appshunter.io/developer/1634781010) |

## What reviewers say

### 災害救助ヘリコプター

[App page](https://appshunter.io/ios/app/id1018727909)

**Features:** Vision Pro support

**In-app purchases:** none


### Niffelheim

[App page](https://appshunter.io/ios/app/niffelheim/id1476445607)

Embark on an immersive survival adventure in an open world inspired by Norse mythology. Craft weapons, build and defend your base against monster hordes, and explore dangerous dungeons for treasures. Forge your path to Valhalla in this offline RPG.

**Highlights:** Open world exploration, Crafting and blacksmithing, Base building and tower defense, Dungeon crawling, Monster combat, Resource gathering, Offline gameplay

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

**In-app purchases:** none


## Frequently asked questions

### Is 災害救助ヘリコプター free?

災害救助ヘリコプター costs $0.99, with no in-app purchases.

### Is Niffelheim free?

Niffelheim costs $4.99, with no in-app purchases.

### Do 災害救助ヘリコプター or Niffelheim have ads?

Neither 災害救助ヘリコプター nor Niffelheim shows ads.

### Which is updated more often, 災害救助ヘリコプター or Niffelheim?

災害救助ヘリコプター ships an update every 7 months, and Niffelheim every 5 weeks. Most recently, 災害救助ヘリコプター was updated on October 4, 2026 and Niffelheim on October 13, 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.*