# KMLViewer byNSDev vs Valhalla Armory

The clearest difference is in-app purchases: KMLViewer byNSDev at none against Valhalla Armory's 1. Valhalla Armory's advantage is device support and iOS requirement (15.1 vs 17). On price there is nothing between them.

Both are free to download. Valhalla Armory sells 1 one-off in-app purchase. KMLViewer byNSDev asks for nothing beyond the download.

## The numbers

| Metric | KMLViewer byNSDev | Valhalla Armory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 2 MB | 53 MB |
| Requires iOS | 17 | **15.1** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [Asgard Solutions LLC](https://appshunter.io/developer/1869361608) |

## What reviewers say

### KMLViewer byNSDev

[App page](https://appshunter.io/ios/app/kmlviewer-bynsdev/id6754463510)

**In-app purchases:** none


### Valhalla Armory

[App page](https://appshunter.io/ios/app/valhalla-armory/id6794950750)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Valhalla Armory Premium | $19.99 | one-time |


## Frequently asked questions

### Is KMLViewer byNSDev free?

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

### Is Valhalla Armory free?

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

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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.*