# Escola do Caos vs CBTD

Escola do Caos and CBTD are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Escola do Caos ships an update every 2 weeks, CBTD fortnightly. The most recent releases landed on June 5, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Escola do Caos | CBTD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 89 MB | 13 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +17 |
| Developer | [ESCOLA DO CAOS CONSULTORIA EM APRENDIZAGEM E INOVACAO LTDA](https://appshunter.io/developer/1796023011) | [Abtd Associacao Brasileira de Treinamento](https://appshunter.io/developer/1440259118) |

## What reviewers say

### Escola do Caos

[App page](https://appshunter.io/ios/app/escola-do-caos/id6601401634)

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

**In-app purchases:** none


### CBTD

[App page](https://appshunter.io/ios/app/cbtd/id6759922432)

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

**In-app purchases:** none


## Frequently asked questions

### Is Escola do Caos free?

Escola do Caos is free to download, with no in-app purchases.

### Is CBTD free?

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

### Do Escola do Caos or CBTD have ads?

Neither Escola do Caos nor CBTD shows ads.

### Which is updated more often, Escola do Caos or CBTD?

Escola do Caos ships an update every 2 weeks, and CBTD fortnightly. Most recently, Escola do Caos was updated on June 5, 2026 and CBTD on September 9, 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.*