# Test8831t vs UCHU

The clearest difference is update cadence: UCHU at every 10 days against Test8831t's every 16 months. Test8831t's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Test8831t ships an update every 16 months, UCHU every 10 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Test8831t | UCHU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (16 ratings)](https://appshunter.io/ios/app/uchu-personalized-lessons/id6752874914/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 90.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 20 MB | 47 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Anton Lebedev](https://appshunter.io/developer/1706169943) | [Erik Salahyan](https://appshunter.io/developer/1804146208) |

## What reviewers say

### Test8831t

[App page](https://appshunter.io/ios/app/test8831t/id6477801821)

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

**In-app purchases:** none


### UCHU

[App page](https://appshunter.io/ios/app/uchu-personalized-lessons/id6752874914)

This app offers personalized learning paths for any topic imaginable, from quantum physics to meme history. It empowers users to create their own lessons, moving beyond traditional textbooks and outdated curriculums for a dynamic and accessible knowledge experience.

**Highlights:** Personalized learning paths, User-created lessons, Learn any topic, No traditional curriculum, Dynamic knowledge acquisition

**In-app purchases:** none


## Frequently asked questions

### Is Test8831t free?

Test8831t is free to download, with no in-app purchases.

### Is UCHU free?

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

### Do Test8831t or UCHU have ads?

Neither Test8831t nor UCHU shows ads.

### Which is updated more often, Test8831t or UCHU?

Test8831t ships an update every 16 months, and UCHU every 10 days. Most recently, Test8831t was updated on October 27, 2026 and UCHU 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.*