# Adaptive tests ICEF vs Gurwi

The clearest difference is in-app purchases: Adaptive tests ICEF at none against Gurwi's 7. Adaptive tests ICEF also leads on iOS requirement (15.0 vs 17.0). Gurwi's advantage is update cadence (every 5 days vs every 6 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Gurwi sells 7 in-app purchases, starting at $3.99 per 7 days. Adaptive tests ICEF asks for nothing beyond the download.

Adaptive tests ICEF ships an update every 6 weeks, Gurwi every 5 days. The most recent releases landed on September 30, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Adaptive tests ICEF | Gurwi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (29 ratings)](https://appshunter.io/ios/app/gurwi-learn-anything/id6737016341/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | **100.0% of reviews** | 92.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 13 MB | 119 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Yaroslav Lyulko](https://appshunter.io/developer/1708756062) | [Gurwi LLC](https://appshunter.io/developer/1884479635) |

## What reviewers say

### Adaptive tests ICEF

[App page](https://appshunter.io/ios/app/adaptive-tests-icef/id6450429824)

This educational app uses adaptive testing to assess your knowledge in Probability Theory and Statistics. It adjusts question difficulty based on your performance, offering a personalized learning experience.

**Highlights:** Adaptive testing, Probability Theory, Statistics, Personalized difficulty, Progressive learning

**Features:** macOS Compatibility

**In-app purchases:** none


### Gurwi

[App page](https://appshunter.io/ios/app/gurwi-learn-anything/id6737016341)

This app offers a visual and interactive approach to learning a wide range of subjects. It breaks down complex topics into short, engaging classes designed for faster comprehension. Track your progress and scores as you learn at your own pace.

**Highlights:** Visual, short, interactive classes, Learn at your own pace, Scores and progress tracking, Multi-language content (Spanish, English, Portuguese), Covers diverse subjects

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| Monthly Subscription | $8.99 | per month |
| Creator Monthly | $29.99 | per month |
| Annual Subscription | $79.99 | per year |
| Creator Annual | $249.99 | per year |
| Starter Pack | $9.99 | one-time |
| Plus Pack | $19.99 | one-time |


## Frequently asked questions

### Is Adaptive tests ICEF free?

Adaptive tests ICEF is free to download, with no in-app purchases.

### Is Gurwi free?

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

### Do Adaptive tests ICEF or Gurwi have ads?

Neither Adaptive tests ICEF nor Gurwi shows ads.

### Which is updated more often, Adaptive tests ICEF or Gurwi?

Adaptive tests ICEF ships an update every 6 weeks, and Gurwi every 5 days. Most recently, Adaptive tests ICEF was updated on September 30, 2026 and Gurwi on October 16, 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.*