# Learn American English words vs Retigo Evolution

The clearest difference is in-app purchases: Retigo Evolution at none against Learn American English words's 1. Retigo Evolution also leads on update cadence (every 2 weeks vs every 2 months). Learn American English words's advantage is iOS requirement (12 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Learn American English words sells 1 in-app purchase, starting at $5.99 per year. Retigo Evolution asks for nothing beyond the download.

Learn American English words ships an update every 2 months, Retigo Evolution every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Learn American English words | Retigo Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (153 ratings)](https://appshunter.io/ios/app/learn-american-english-words/id1510693774/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 314 MB |
| Requires iOS | **12** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roman Vynokurov](https://appshunter.io/developer/1672808591) | [Retigo](https://appshunter.io/developer/1806839633) |

## What reviewers say

### Learn American English words

[App page](https://appshunter.io/ios/app/learn-american-english-words/id1510693774)

This educational game makes learning new English words fun and effective. It uses visual and audio aids, along with a "Smart-Teacher" function, to help users improve pronunciation and spelling. Expand your vocabulary through engaging tests and practice reading, speaking, listening, and literacy skills.

**Highlights:** Visual and audio support for pronunciation, Smart-Teacher function for organized learning, Vocabulary building through games, Flashcards with phonetic transcription, Interactive tests for knowledge assessment, Covers over 50 diverse topics, Supports over 40 languages for translation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NO ADS 1 year | $5.99 | per year |


### Retigo Evolution

[App page](https://appshunter.io/ios/app/retigo-evolution/id6752422729)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn American English words free?

Learn American English words is free to download, with in-app purchases available.

### Is Retigo Evolution free?

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

### Do Learn American English words or Retigo Evolution have ads?

Neither Learn American English words nor Retigo Evolution shows ads.

### Which is updated more often, Learn American English words or Retigo Evolution?

Learn American English words ships an update every 2 months, and Retigo Evolution every 2 weeks. Most recently, Learn American English words was updated on November 3, 2026 and Retigo Evolution on October 30, 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.*