# CECAM Mobile vs KNN

The clearest difference is update cadence: KNN at monthly against CECAM Mobile's every 3 months. KNN also leads on iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CECAM Mobile ships an update every 3 months, KNN monthly. The most recent releases landed on June 1, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | CECAM Mobile | KNN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free |
| Size | 36 MB | 35 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cecam Centro de Educacao Camboriu Ltda Me](https://appshunter.io/developer/1289827954) | [KNN Brasil EIRELI](https://appshunter.io/developer/1467516756) |

## What reviewers say

### CECAM Mobile

[App page](https://appshunter.io/ios/app/cecam-mobile/id1225394552)

**In-app purchases:** none


### KNN

[App page](https://appshunter.io/ios/app/knn-idiomas/id1504145600)

Access exclusive educational content, class information, and practice tests to enhance your language learning experience. This app helps you prepare for lessons with audio and tips, and provides a glossary of all words used in textbooks with translations.

**Highlights:** Exclusive educational content, Class preparation with audio and tips, Glossary with translations, Practice tests, Information on school units

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CECAM Mobile free?

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

### Is KNN free?

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

### Do CECAM Mobile or KNN have ads?

Neither CECAM Mobile nor KNN shows ads.

### Which is updated more often, CECAM Mobile or KNN?

CECAM Mobile ships an update every 3 months, and KNN monthly. Most recently, CECAM Mobile was updated on June 1, 2026 and KNN on July 7, 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.*