# Kids Brain Teasers vs Estiball

The clearest difference is in-app purchases: Estiball at none against Kids Brain Teasers's 4. Estiball also leads on update cadence (every 8 days vs every 3 weeks). Kids Brain Teasers's advantage is ads (none vs shown) and iOS requirement (10.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Kids Brain Teasers sells 4 one-off in-app purchases. Estiball asks for nothing beyond the download.

Kids Brain Teasers ships an update every 3 weeks, Estiball every 8 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Kids Brain Teasers | Estiball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kids-brain-teasers/id631906958/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Free | — |
| Size | 39 MB | 17 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AllianceTek Inc.](https://appshunter.io/developer/405033664) | [Ulrich Helker](https://appshunter.io/developer/1330497021) |

## What reviewers say

### Kids Brain Teasers

[App page](https://appshunter.io/ios/app/kids-brain-teasers/id631906958)

This app uses interactive sounds and images to teach toddlers and preschoolers phonics, vocabulary, and problem-solving skills. It offers engaging activities like matching alphabets to words and images, and later, matching colors and shapes with objects.

**Highlights:** Phonic-based alphabet and word learning, Interactive sound and image association, Drag and drop matching activities, Reward system for correct answers, No penalties for incorrect answers, Color and shape matching levels

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kids Brain Teaser Alphabets | $0.99 | one-time |
| Kids Brain Teaser Colors Level | $0.99 | one-time |
| Shapes | $0.99 | one-time |
| Living Things | $0.99 | one-time |


### Estiball

[App page](https://appshunter.io/ios/app/estiball/id6744832133)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kids Brain Teasers free?

Kids Brain Teasers is free to download, with in-app purchases available.

### Is Estiball free?

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

### Do Kids Brain Teasers or Estiball have ads?

Estiball shows ads; Kids Brain Teasers does not.

### Which is updated more often, Kids Brain Teasers or Estiball?

Kids Brain Teasers ships an update every 3 weeks, and Estiball every 8 days. Most recently, Kids Brain Teasers was updated on November 1, 2026 and Estiball 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.*