# BrainDojo vs Prefrontal Lab

The clearest difference is in-app purchases: Prefrontal Lab at none against BrainDojo's 3. Prefrontal Lab also leads on ads (none vs shown). BrainDojo's advantage is update cadence (weekly vs every 3 weeks) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. BrainDojo sells 3 in-app purchases, starting at $6.99 per month. Prefrontal Lab asks for nothing beyond the download.

BrainDojo ships an update weekly, Prefrontal Lab every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BrainDojo | Prefrontal Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/braindojo-adhd-brain-training/id6739862455/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 289 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [StudyX G.K.](https://appshunter.io/developer/1451314118) | [Ziyu He](https://appshunter.io/developer/1837600075) |

## What reviewers say

### BrainDojo

[App page](https://appshunter.io/ios/app/braindojo-adhd-brain-training/id6739862455)

This app offers daily, short brain training exercises designed for adults to improve focus, memory, and cognitive skills. It uses handwriting-based activities and personalized training plans to help users build consistent habits and track their progress.

**Highlights:** Personalized daily training plans, Focus and working memory games, Handwriting-based cognitive exercises, Progress tracking with ranks and radar charts, Short, 10-second sessions, Home Screen widget for quick access

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BrainDojo Plus | $6.99 | per month |
| BrainDojo Plus | $39.99 | per year |
| Tip | $0.99 | one-time |


### Prefrontal Lab

[App page](https://appshunter.io/ios/app/prefrontal-lab/id6774438286)

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

**In-app purchases:** none


## Frequently asked questions

### Is BrainDojo free?

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

### Is Prefrontal Lab free?

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

### Do BrainDojo or Prefrontal Lab have ads?

BrainDojo shows ads; Prefrontal Lab does not.

### Which is updated more often, BrainDojo or Prefrontal Lab?

BrainDojo ships an update weekly, and Prefrontal Lab every 3 weeks. Most recently, BrainDojo was updated on October 30, 2026 and Prefrontal Lab on October 31, 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.*