# CECS Mobile vs My Rock

The clearest difference is iOS requirement: CECS Mobile at 13.0 against My Rock's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CECS Mobile ships an update every 3 months, My Rock every 6 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CECS Mobile | My Rock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (15 ratings)](https://appshunter.io/ios/app/my-rock/id1557893742/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 36 MB | 81 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Construindo Saber Escola Maternal ltda EPP](https://appshunter.io/developer/1279029628) | [Rockfeller Brasil Editora e Treinamento Ltda](https://appshunter.io/developer/1470658119) |

## What reviewers say

### CECS Mobile

[App page](https://appshunter.io/ios/app/cecs-mobile/id1225393923)

**In-app purchases:** none


### My Rock

[App page](https://appshunter.io/ios/app/my-rock/id1557893742)

Access all class audio, practice vocabulary and grammar, and engage in interactive speaking exercises with AI voice recognition. Schedule support classes, purchase materials, and manage your course progress, including finances and grades.

**Highlights:** Class audio access, Vocabulary and grammar exercises, Interactive speaking practice with AI, Support class scheduling, Course material purchase, Administrative access (finance, grades)

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

**In-app purchases:** none


## Frequently asked questions

### Is CECS Mobile free?

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

### Is My Rock free?

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

### Do CECS Mobile or My Rock have ads?

Neither CECS Mobile nor My Rock shows ads.

### Which is updated more often, CECS Mobile or My Rock?

CECS Mobile ships an update every 3 months, and My Rock every 6 weeks. Most recently, CECS Mobile was updated on October 29, 2026 and My Rock on October 24, 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.*