# ISB Brussels vs CGPS

The clearest difference is rating: CGPS at 5.0 against ISB Brussels's 2.5. CGPS also leads on update cadence (every 3 months vs every 6 months) and ratings volume (9 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CGPS holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

ISB Brussels ships an update every 6 months, CGPS every 3 months. Both last shipped on September 16, 2026.

## The numbers

| Metric | ISB Brussels | CGPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/isb-brussels/id1107743600/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/cgps/id1275301934/reviews)** |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 69 MB | 50 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The International School of Brussels](https://appshunter.io/developer/1450030472) | [Columbia Grammar and Preparatory School (NY)](https://appshunter.io/developer/1828735730) |

## What reviewers say

### ISB Brussels

[App page](https://appshunter.io/ios/app/isb-brussels/id1107743600)

Access school news, calendar events, communications, and a directory. This app requires a Community Portal login for access to sensitive information, ensuring privacy for the school community.

**Highlights:** News updates, Calendar events, School communications, School directory, Useful resources, Quick links

**Features:** macOS Compatibility

**In-app purchases:** none


### CGPS

[App page](https://appshunter.io/ios/app/cgps/id1275301934)

This is the official mobile application for Columbia Grammar and Preparatory School. It provides a direct channel for students, parents, and staff to access school-related information and updates.

**Highlights:** Official school communication, Access school information, Receive updates, For students, parents, and staff

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ISB Brussels free?

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

### Is CGPS free?

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

### Which has better reviews, ISB Brussels or CGPS?

CGPS is rated higher. ISB Brussels averages 2.5 out of 5 from 2 ratings, while CGPS averages 5.0 from 9 ratings.

### Do ISB Brussels or CGPS have ads?

Neither ISB Brussels nor CGPS shows ads.

### Which is updated more often, ISB Brussels or CGPS?

ISB Brussels ships an update every 6 months, and CGPS every 3 months. Most recently, ISB Brussels was updated on September 16, 2026 and CGPS on September 16, 2026.

---

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