# Idiom World vs Knowly mi.rs

The clearest difference is in-app purchases: Knowly mi.rs at none against Idiom World's 1. Idiom World's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (8.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Idiom World sells 1 one-off in-app purchase. Knowly mi.rs asks for nothing beyond the download.

Idiom World ships an update every 3 weeks, Knowly mi.rs every 5 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Idiom World | Knowly mi.rs |
| --- | --- | --- |
| 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 | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 2 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Vladimir Bayatov](https://appshunter.io/developer/991895404) | [Milan Ivanovic](https://appshunter.io/developer/1852564356) |

## 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 |


### Knowly mi.rs

[App page](https://appshunter.io/ios/app/knowly-mirs/id6757363136)

**In-app purchases:** none


## Frequently asked questions

### Is Idiom World free?

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

### Is Knowly mi.rs free?

Knowly mi.rs is free to download, with no in-app purchases.

### Do Idiom World or Knowly mi.rs have ads?

Neither Idiom World nor Knowly mi.rs shows ads.

### Which is updated more often, Idiom World or Knowly mi.rs?

Idiom World ships an update every 3 weeks, and Knowly mi.rs every 5 months. Most recently, Idiom World was updated on November 3, 2026 and Knowly mi.rs 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.*