# KidX Classbox vs eReadBook

The clearest difference is update cadence: KidX Classbox at every 2 months against eReadBook's every 10 months. eReadBook'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.

KidX Classbox ships an update every 2 months, eReadBook every 10 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | KidX Classbox | eReadBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/kidx-classbox/id1563327372/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | — |
| Size | 82 MB | 1.5 GB |
| Requires iOS | **9.0** | 10.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SUZHOU COURTESY EDUCATION TECHNOLOGY CO., LTD](https://appshunter.io/developer/1563327374) | [Guangzhou Childhood Technology Co.,Ltd](https://appshunter.io/developer/375730659) |

## What reviewers say

### KidX Classbox

[App page](https://appshunter.io/ios/app/kidx-classbox/id1563327372)

This interactive educational toy combines physical play with online learning for children aged 3-8. It teaches fundamental math and logic skills using Montessori and Brain/Logic training methods. The app allows children to learn anytime, anywhere, bridging offline activities with online lessons.

**Highlights:** Montessori-based math education, Brain and Logic training, Interactive online lessons, Offline play integration, Suitable for ages 3-8, Tablet-based learning

**Features:** macOS Compatibility

**In-app purchases:** none


### eReadBook

[App page](https://appshunter.io/ios/app/ereadbook/id6443910427)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KidX Classbox free?

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

### Is eReadBook free?

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

### Do KidX Classbox or eReadBook have ads?

Neither KidX Classbox nor eReadBook shows ads.

### Which is updated more often, KidX Classbox or eReadBook?

KidX Classbox ships an update every 2 months, and eReadBook every 10 months. Most recently, KidX Classbox was updated on November 3, 2026 and eReadBook on November 3, 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.*