# Did I Do? vs Second Brain

The clearest difference is update cadence: Second Brain at every 5 days against Did I Do?'s every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Did I Do? sells 5 in-app purchases, starting at $0.99 per 7 days and Second Brain sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Did I Do? ships an update every 2 weeks, Second Brain every 5 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Did I Do? | Second Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (87 ratings)](https://appshunter.io/ios/app/did-i-do-adhd-and-ocd-help/id6737065031/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 45.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 63 MB | 55 MB |
| Requires iOS | **17.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Applorium Ltd](https://appshunter.io/developer/1688522804) | [Terra Innovations](https://appshunter.io/developer/1789492814) |

## What reviewers say

### Did I Do?

[App page](https://appshunter.io/ios/app/did-i-do-adhd-and-ocd-help/id6737065031)

This app helps you track daily tasks with elegant home screen widgets. Mark tasks complete with a single tap, providing instant clarity for common daily questions like medication or locking doors. It's a personal verification system built for real-life management.

**Highlights:** Home screen widgets, One-tap task completion, Customizable notifications, Photo verification, iCloud sync, Daily/custom interval resets

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $0.99 | per month |
| Weekly | $1.99 | per 7 days |
| Yearly | $7.99 | per year |
| Lifetime | $17.99 | one-time |


### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-ai-assistant/id6792532203)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Monthly | $29.99 | per month |


## Frequently asked questions

### Is Did I Do? free?

Did I Do? is free to download, with in-app purchases available.

### Is Second Brain free?

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

### Do Did I Do? or Second Brain have ads?

Neither Did I Do? nor Second Brain shows ads.

### Which is updated more often, Did I Do? or Second Brain?

Did I Do? ships an update every 2 weeks, and Second Brain every 5 days. Most recently, Did I Do? was updated on October 24, 2026 and Second Brain on October 15, 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.*