# To Do List vs Second Brain AI

The clearest difference is ads: Second Brain AI at none against To Do List's shown. Second Brain AI also leads on update cadence (every 5 days vs every 2 months). To Do List's advantage is iOS requirement (13.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. To Do List sells 2 in-app purchases, starting at $1.99 per month and Second Brain AI sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

To Do List ships an update every 2 months, Second Brain AI every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | To Do List | Second Brain AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 43 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ayse Nur Erdogan](https://appshunter.io/developer/1697361519) | [Imat Gokaslan](https://appshunter.io/developer/1875550375) |

## What reviewers say

### To Do List

[App page](https://appshunter.io/ios/app/to-do-list-planner-and-reminder/id6451267470)

Organize your life with a streamlined task manager featuring smart reminders, a focus timer, and customizable themes. Plan your days, weeks, and months with a clear calendar view and track your progress effortlessly.

**Highlights:** Streamlined to-do lists, Smart reminders with alarms, Built-in Pomodoro focus timer, Customizable themes and backgrounds, Categorized checklists with sub-tasks, Clear calendar view (daily, weekly, monthly), Task completion tracking

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Yearly membership | $9.99 | per year |


### Second Brain AI

[App page](https://appshunter.io/ios/app/second-brain-ai/id6765656887)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $14.99 | per year |
| Premium Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is To Do List free?

To Do List is free to download, with in-app purchases available.

### Is Second Brain AI free?

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

### Do To Do List or Second Brain AI have ads?

To Do List shows ads; Second Brain AI does not.

### Which is updated more often, To Do List or Second Brain AI?

To Do List ships an update every 2 months, and Second Brain AI every 5 days. Most recently, To Do List was updated on November 3, 2026 and Second Brain AI on November 5, 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.*