# Second Brain vs Brindle

The clearest difference is in-app purchases: Second Brain at none against Brindle's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Brindle sells 2 in-app purchases, starting at $4.99 per month. Second Brain asks for nothing beyond the download.

Second Brain ships an update every 3 weeks, Brindle every 2 weeks. The most recent releases landed on September 10, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | Second Brain | Brindle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 2 MB | 12 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jikku Chacko](https://appshunter.io/developer/1882820555) | [Adrian Garcia](https://appshunter.io/developer/1864636238) |

## What reviewers say

### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-adhd-planner/id6760140172)

**Features:** macOS Compatibility

**In-app purchases:** none


### Brindle

[App page](https://appshunter.io/ios/app/brindle-adhd-brain-dump/id6773311379)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Wins Pro Monthly | $4.99 | per month |
| Tiny Wins Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Second Brain free?

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

### Is Brindle free?

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

### Do Second Brain or Brindle have ads?

Neither Second Brain nor Brindle shows ads.

### Which is updated more often, Second Brain or Brindle?

Second Brain ships an update every 3 weeks, and Brindle every 2 weeks. Most recently, Second Brain was updated on September 10, 2026 and Brindle on August 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.*