# Idiom World vs AI

The clearest difference is update cadence: AI at every 5 days against Idiom World's every 3 weeks. Idiom World's advantage is iOS requirement (8.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Idiom World sells 1 one-off in-app purchase and AI sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Idiom World ships an update every 3 weeks, AI every 5 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Idiom World | AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/idiom-world/id1546505292/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 42 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Vladimir Bayatov](https://appshunter.io/developer/991895404) | [Thomas Baric](https://appshunter.io/developer/1872894014) |

## What reviewers say

### Idiom World

[App page](https://appshunter.io/ios/app/idiom-world/id1546505292)

Embark on an adventure as a little fox in a magical realm, learning English idioms through engaging gameplay. This educational game offers a fun way to expand your vocabulary and understanding of common phrases. More content is planned for future updates.

**Highlights:** Fantasy world exploration, Learn English idioms, Character-based gameplay (little fox), Progressive level system, Vocabulary expansion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All levels | $0.99 | one-time |


### AI

[App page](https://appshunter.io/ios/app/ai-103-practice-test/id6780072866)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Microsoft Access | $6.99 | per month |
| AI-103 Pro | $4.99 | one-time |
| Microsoft AI Bundle | $9.99 | one-time |
| Azure AI Bundle | $9.99 | one-time |


## Frequently asked questions

### Is Idiom World free?

Idiom World is free to download, with in-app purchases available.

### Is AI free?

AI is free to download, with in-app purchases available.

### Do Idiom World or AI have ads?

Neither Idiom World nor AI shows ads.

### Which is updated more often, Idiom World or AI?

Idiom World ships an update every 3 weeks, and AI every 5 days. Most recently, Idiom World was updated on November 3, 2026 and AI on October 25, 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.*