# Rangen vs Osiris Scalda

The clearest difference is in-app purchases: Osiris Scalda at none against Rangen's 1. Osiris Scalda also leads on iOS requirement (11.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rangen sells 1 one-off in-app purchase. Osiris Scalda asks for nothing beyond the download.

Rangen ships an update every 3 months, Osiris Scalda every 6 months. The most recent releases landed on September 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Rangen | Osiris Scalda |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 126 MB | 35 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jelle van Haaster](https://appshunter.io/developer/967400632) | [CACI bv](https://appshunter.io/developer/961337312) |

## What reviewers say

### Rangen

[App page](https://appshunter.io/ios/app/rangen/id983027165)

Test your knowledge about military headwear, shoulder insignia, and chest decorations. Discover the meanings behind these symbols and expand your understanding of military attire. This educational app makes learning about uniforms engaging and informative.

**Highlights:** Learn about military headwear, Understand shoulder insignia, Discover chest decoration meanings, Test your knowledge, Engaging educational content

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volledige versie | $0.99 | one-time |


### Osiris Scalda

[App page](https://appshunter.io/ios/app/osiris-scalda/id6744821591)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rangen free?

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

### Is Osiris Scalda free?

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

### Do Rangen or Osiris Scalda have ads?

Neither Rangen nor Osiris Scalda shows ads.

### Which is updated more often, Rangen or Osiris Scalda?

Rangen ships an update every 3 months, and Osiris Scalda every 6 months. Most recently, Rangen was updated on September 24, 2026 and Osiris Scalda on October 9, 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.*