# Vikingeborgen vs ErallMemory

The clearest difference is in-app purchases: Vikingeborgen at none against ErallMemory's 2. Vikingeborgen also leads on iOS requirement (8.0 vs 15.3). ErallMemory's advantage is update cadence (every 2 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. ErallMemory sells 2 in-app purchases, starting at $2.99 per month. Vikingeborgen asks for nothing beyond the download.

Vikingeborgen ships an update every 6 months, ErallMemory every 2 weeks. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Vikingeborgen | ErallMemory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 17 MB | 93 MB |
| Requires iOS | **8.0** | 15.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NOUS Knowledge Management](https://appshunter.io/developer/289487883) | [ErallApps Solutions LTDA.](https://appshunter.io/developer/1807098217) |

## What reviewers say

### Vikingeborgen

[App page](https://appshunter.io/ios/app/vikingeborgen/id1110055737)

**In-app purchases:** none


### ErallMemory

[App page](https://appshunter.io/ios/app/erallmemory/id6744327520)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $14.99 | per year |


## Frequently asked questions

### Is Vikingeborgen free?

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

### Is ErallMemory free?

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

### Do Vikingeborgen or ErallMemory have ads?

Neither Vikingeborgen nor ErallMemory shows ads.

### Which is updated more often, Vikingeborgen or ErallMemory?

Vikingeborgen ships an update every 6 months, and ErallMemory every 2 weeks. Most recently, Vikingeborgen was updated on October 3, 2026 and ErallMemory on October 13, 2026.

---

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