# BrainFit CognitiveMAP vs Kid Study

The clearest difference is in-app purchases: BrainFit CognitiveMAP at none against Kid Study's 5. BrainFit CognitiveMAP also leads on iOS requirement (12.0 vs 15.5). Kid Study's advantage is device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Kid Study sells 5 one-off in-app purchases. BrainFit CognitiveMAP asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BrainFit CognitiveMAP | Kid Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 856 MB | 24 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BrainFit](https://appshunter.io/developer/1052593917) | [Jen Hsien Chen](https://appshunter.io/developer/1576491016) |

## What reviewers say

### BrainFit CognitiveMAP

[App page](https://appshunter.io/ios/app/brainfit-cognitivemap/id1571492038)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kid Study

[App page](https://appshunter.io/ios/app/kid-study/id1613678208)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Animal Full Version | $0.99 | one-time |
| Food Full Version | $0.99 | one-time |
| Items Full Version | $0.99 | one-time |
| World, Environment & Nature Full | $0.99 | one-time |
| Full Version | $2.99 | one-time |


## Frequently asked questions

### Is BrainFit CognitiveMAP free?

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

### Is Kid Study free?

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

### Do BrainFit CognitiveMAP or Kid Study have ads?

Neither BrainFit CognitiveMAP nor Kid Study shows ads.

### Which is updated more often, BrainFit CognitiveMAP or Kid Study?

BrainFit CognitiveMAP ships an update monthly, and Kid Study monthly. Most recently, BrainFit CognitiveMAP was updated on October 9, 2026 and Kid Study on October 7, 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.*