# Second Brain vs ADHD Notes

The clearest difference is update cadence: ADHD Notes at every 4 days against Second Brain's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Second Brain ships an update every 3 weeks, ADHD Notes every 4 days. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Second Brain | ADHD Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/adhd-notes-ai-brain-dump/id6777769493/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 2 MB | 25 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) | [Calvin Churchill](https://appshunter.io/developer/6777769495) |

## What reviewers say

### Second Brain

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ADHD Notes

[App page](https://appshunter.io/ios/app/adhd-notes-ai-brain-dump/id6777769493)

This app helps manage tasks and reminders for individuals with ADHD. It offers a simple, flat interface to capture thoughts and provides focus tools, gentle reminders, and a daily summary to reduce mental clutter.

**Highlights:** Capture thoughts from anywhere, Focus mode with quiet timer, Recurring nudges and daily briefs, Full context on every task, Home and Lock Screen widgets, Low-stimulation mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Second Brain free?

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

### Is ADHD Notes free?

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

### Do Second Brain or ADHD Notes have ads?

Neither Second Brain nor ADHD Notes shows ads.

### Which is updated more often, Second Brain or ADHD Notes?

Second Brain ships an update every 3 weeks, and ADHD Notes every 4 days. Most recently, Second Brain was updated on September 10, 2026 and ADHD Notes on September 13, 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.*