# BrainTrainingCalculator vs BrainDojo

The clearest difference is in-app purchases: BrainTrainingCalculator at none against BrainDojo's 3. On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | BrainTrainingCalculator | BrainDojo |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 289 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ryo muranaka](https://appshunter.io/developer/1606480078) | [StudyX G.K.](https://appshunter.io/developer/1451314118) |

## What reviewers say

### BrainTrainingCalculator

[App page](https://appshunter.io/ios/app/braintrainingcalculatorsimple/id1644516996)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is BrainTrainingCalculator free?

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

### Is BrainDojo free?

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

### Do BrainTrainingCalculator or BrainDojo have ads?

Both BrainTrainingCalculator and BrainDojo show ads.

### Which is updated more often, BrainTrainingCalculator or BrainDojo?

BrainTrainingCalculator ships an update weekly, and BrainDojo weekly. Most recently, BrainTrainingCalculator was updated on November 8, 2026 and BrainDojo on November 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.*