# Brain Training vs Thoughtstream

The clearest difference is in-app purchases: Thoughtstream at none against Brain Training's 6. Thoughtstream also leads on ads (none vs shown). Brain Training's advantage is update cadence (every 6 weeks vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Brain Training sells 6 in-app purchases, starting at $3.00 per 7 days. Thoughtstream asks for nothing beyond the download.

Brain Training ships an update every 6 weeks, Thoughtstream every 6 months. The most recent releases landed on November 14, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Brain Training | Thoughtstream |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Size | 34 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Vadim Archugov](https://appshunter.io/developer/1813755018) | [Getravs Technologies Private Limited](https://appshunter.io/developer/1812182036) |

## What reviewers say

### Brain Training

[App page](https://appshunter.io/ios/app/brain-training-ideation-ai/id6745766132)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Week | $3.00 | per 7 days |
| PRO Month Promo | $4.49 | per month |
| Ideation PRO Monthly | $6.99 | per month |
| PRO Month | $6.99 | per month |
| PRO Month + Trial | $8.99 | per month |
| Ideation PRO Yearly | $34.99 | per year |


### Thoughtstream

[App page](https://appshunter.io/ios/app/thoughtstream-private-notes/id6753613955)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Training free?

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

### Is Thoughtstream free?

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

### Do Brain Training or Thoughtstream have ads?

Brain Training shows ads; Thoughtstream does not.

### Which is updated more often, Brain Training or Thoughtstream?

Brain Training ships an update every 6 weeks, and Thoughtstream every 6 months. Most recently, Brain Training was updated on November 14, 2026 and Thoughtstream on November 8, 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.*