Rangen vs OSIRIS Deltion College
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rangen
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.
- Learn about military headwear
- Understand shoulder insignia
- Discover chest decoration meanings
- Test your knowledge
- Engaging educational content
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Wat hebben die militairen toch op hun hoofd, schouders en borst? En wat betekent dat? Download de app en test je kennis.
OSIRIS Deltion College
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Do you want to stay informed about all your school matters? With the OSIRIS app for Deltionstudents you always have access to your grades, your current schedule and the Deltion news. You will also receive important notifications through this app.
Screenshots
Verdict
The clearest difference is in-app purchases: OSIRIS Deltion College at none against Rangen's 1. OSIRIS Deltion College also leads on iOS requirement (11.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Rangen sells 1 one-off in-app purchase. OSIRIS Deltion College asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 24, 2026 and May 16, 2026 respectively.
| Parameter | Rangen | OSIRIS Deltion College |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16.4 | 11.0 — better |
| Further details — not scored | ||
| Size | 126 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Jelle van Haaster | CACI bv |
In-app purchases
Rangen
- Volledige versie$0.99
OSIRIS Deltion College
No in-app purchases
