Aventus | Osiris vs Waerdenborch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aventus | Osiris
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Your grades, an updated timetable and the most important messages of Aventus. Don't miss out! Have a question? Check our FAQ (https://portaal.aventus.nl/knowledgebase-studenten/onderwerpen/osiris/null/qa-osiris?question=waar-kan-ik-terecht-met-vragen-over-osiris).
Waerdenborch
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Are you a parent, student or employee of Waerdenborch? Then download the Waerdenborch app and log in with the account info you've received via e-mail. Didn't receive an invitation, but still want to check the latest news of Waerdenborch? That's also possible without login! • Complete news feed Check the news feed of the school, with the latest updates from social media, the website or the app • Clever forms No more lost letters or e-mails! See what you have to do in a single glance and fill in forms directly in the app. • Messages and notifications Do you have a question for the school or mentor? Send a message via the hoy app and engage in a simple two-way conversation. • Practical calendar Quickly check the school calendar and turn on notifications for specific events.
Screenshots
Verdict
The clearest difference is iOS requirement: Aventus | Osiris at 11.0 against Waerdenborch's 15.1. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Aventus | Osiris ships an update every 4 months, Waerdenborch every 2 months. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.
| Parameter | Aventus | Osiris | Waerdenborch |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 34 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | CACI bv | Infowijs B.V. |
In-app purchases
Aventus | Osiris
No in-app purchases
Waerdenborch
No in-app purchases
Questions
Is Aventus | Osiris free?
Is Waerdenborch free?
Do Aventus | Osiris or Waerdenborch have ads?
Which is updated more often, Aventus | Osiris or Waerdenborch?
Other comparisons
