# Cool Study 6A vs Knowuro reader

The clearest difference is update cadence: Knowuro reader at every 4 weeks against Cool Study 6A's every 3 months. Cool Study 6A's advantage is iOS requirement (10.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Cool Study 6A ships an update every 3 months, Knowuro reader every 4 weeks. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Cool Study 6A | Knowuro reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/cool-study-6a/id1166080814/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 11 MB | 24 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Rabeea Aldaini](https://appshunter.io/developer/1164778636) | [Knowuro](https://appshunter.io/developer/1728721237) |

## What reviewers say

### Cool Study 6A

[App page](https://appshunter.io/ios/app/cool-study-6a/id1166080814)

An e-learning platform designed for children to enhance their English language skills. It offers a comprehensive system for young learners to engage with educational content.

**Highlights:** E-learning system, English language learning, Designed for children, Comprehensive educational content

**Features:** macOS Compatibility

**In-app purchases:** none


### Knowuro reader

[App page](https://appshunter.io/ios/app/knowuro-reader/id6477208617)

**In-app purchases:** none


## Frequently asked questions

### Is Cool Study 6A free?

Cool Study 6A is free to download, with no in-app purchases.

### Is Knowuro reader free?

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

### Do Cool Study 6A or Knowuro reader have ads?

Neither Cool Study 6A nor Knowuro reader shows ads.

### Which is updated more often, Cool Study 6A or Knowuro reader?

Cool Study 6A ships an update every 3 months, and Knowuro reader every 4 weeks. Most recently, Cool Study 6A was updated on October 5, 2026 and Knowuro reader on October 4, 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.*