# UNOi 4 vs Chapultepec Sur

The clearest difference is rating: UNOi 4 at 2.3 against Chapultepec Sur's 1.0. UNOi 4 also leads on update cadence (every 6 weeks vs every 8 months) and ratings volume (3 vs 1). On price, in-app purchases, monetization model and iOS requirement there is nothing between them.

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

UNOi 4 holds the better App Store score, 2.3 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UNOi 4 ships an update every 6 weeks, Chapultepec Sur every 8 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | UNOi 4 | Chapultepec Sur |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/unoi-4/id1473453935/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/chapultepec-sur/id6466555485/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | Free | Free |
| Size | 135 MB | 41 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPad** | — |
| Age rating | 17+ | 4+ |
| Developer | [Grupo Santillana Educacion Global, S.L.](https://appshunter.io/developer/445034184) | [Lenin Yee](https://appshunter.io/developer/1497449262) |

## What reviewers say

### UNOi 4

[App page](https://appshunter.io/ios/app/unoi-4/id1473453935)

This app transforms classroom management by centering the student and breaking down subject barriers. It fosters learning through engagement and practical application, aiming to create transformative citizens.

**Highlights:** Student-centered learning, Interdisciplinary approach, Learning through engagement, Practical application focus, Classroom management transformation

**In-app purchases:** none


### Chapultepec Sur

[App page](https://appshunter.io/ios/app/chapultepec-sur/id6466555485)

This app allows parents of students at Colegio Chapultepec Sur and Norte to view school activities, register attendance for points, and access student homework reports and school circulars.

**Highlights:** View school activities, Register attendance for points, Access student homework reports, View school circulars

**In-app purchases:** none


## Frequently asked questions

### Is UNOi 4 free?

UNOi 4 is free to download, with no in-app purchases.

### Is Chapultepec Sur free?

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

### Which has better reviews, UNOi 4 or Chapultepec Sur?

UNOi 4 is rated higher. UNOi 4 averages 2.3 out of 5 from 3 ratings, while Chapultepec Sur averages 1.0 from 1 ratings.

### Which is updated more often, UNOi 4 or Chapultepec Sur?

UNOi 4 ships an update every 6 weeks, and Chapultepec Sur every 8 months. Most recently, UNOi 4 was updated on October 24, 2026 and Chapultepec Sur on October 13, 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.*