# ECATTS vs Ditdah CW

The clearest difference is iOS requirement: ECATTS at 13.0 against Ditdah CW's 16.6. 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.

ECATTS ships an update every 5 weeks, Ditdah CW every 3 weeks. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ECATTS | Ditdah CW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 2 MB | 1 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [International Center for Leadership Development](https://appshunter.io/developer/1744948831) | [Mustafa Sucu](https://appshunter.io/developer/1810521669) |

## What reviewers say

### ECATTS

[App page](https://appshunter.io/ios/app/ecatts/id6502296500)

**In-app purchases:** none


### Ditdah CW

[App page](https://appshunter.io/ios/app/ditdah-cw-morse-code-trainer/id6784385907)

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

**In-app purchases:** none


## Frequently asked questions

### Is ECATTS free?

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

### Is Ditdah CW free?

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

### Do ECATTS or Ditdah CW have ads?

Neither ECATTS nor Ditdah CW shows ads.

### Which is updated more often, ECATTS or Ditdah CW?

ECATTS ships an update every 5 weeks, and Ditdah CW every 3 weeks. Most recently, ECATTS was updated on October 4, 2026 and Ditdah CW on October 7, 2026.

---

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