# Key Key // Alfabetiera vs basicEnglish850

The clearest difference is update cadence: basicEnglish850 at daily against Key Key // Alfabetiera's every 2 months. 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.

Key Key // Alfabetiera ships an update every 2 months, basicEnglish850 daily. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Key Key // Alfabetiera | basicEnglish850 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 19 MB | 20 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISTITUTI EDMONDO DE AMICIS SRL](https://appshunter.io/developer/1219261025) | [显华 董](https://appshunter.io/developer/1895316078) |

## What reviewers say

### Key Key // Alfabetiera

[App page](https://appshunter.io/ios/app/key-key-alfabetiera/id1470395845)

**Features:** macOS Compatibility

**In-app purchases:** none


### basicEnglish850

[App page](https://appshunter.io/ios/app/basicenglish850/id6773560696)

**In-app purchases:** none


## Frequently asked questions

### Is Key Key // Alfabetiera free?

Key Key // Alfabetiera is free to download, with no in-app purchases.

### Is basicEnglish850 free?

basicEnglish850 is free to download, with no in-app purchases.

### Do Key Key // Alfabetiera or basicEnglish850 have ads?

Neither Key Key // Alfabetiera nor basicEnglish850 shows ads.

### Which is updated more often, Key Key // Alfabetiera or basicEnglish850?

Key Key // Alfabetiera ships an update every 2 months, and basicEnglish850 daily. Most recently, Key Key // Alfabetiera was updated on October 26, 2026 and basicEnglish850 on October 31, 2026.

---

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