# a memo to self vs Second Brain

The clearest difference is update cadence: Second Brain at every 3 weeks against a memo to self's every 2 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for a memo to self against 5.0 for Second Brain. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

a memo to self ships an update every 2 months, Second Brain every 3 weeks. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | a memo to self | Second Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/a-memo-to-self/id6742367411/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/second-brain-adhd-planner/id6760140172/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 10 MB | 2 MB |
| Requires iOS | 18.2 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yi Yan Tay](https://appshunter.io/developer/1798033391) | [Jikku Chacko](https://appshunter.io/developer/1882820555) |

## What reviewers say

### a memo to self

[App page](https://appshunter.io/ios/app/a-memo-to-self/id6742367411)

Display essential rules, reminders, and life principles directly on your home screen. Keep your most important thoughts visible and accessible at a glance.

**Highlights:** Home screen widgets, Display rules and reminders, Keep important thoughts visible, Customizable text widgets

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

**In-app purchases:** none


### Second Brain

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

This app provides pre-built, step-by-step task lists for common life admin activities, designed to reduce setup friction. It offers guided routines, gentle check-ins, and hands-free operation to support users with ADHD.

**Highlights:** Pre-built task library, Step-by-step task guidance, Customizable daily routines, Gentle daily check-ins, Hands-free voice mode, Smart automatic task regeneration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is a memo to self free?

a memo to self is free to download, with no in-app purchases.

### Is Second Brain free?

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

### Which has better reviews, a memo to self or Second Brain?

a memo to self and Second Brain are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do a memo to self or Second Brain have ads?

Neither a memo to self nor Second Brain shows ads.

### Which is updated more often, a memo to self or Second Brain?

a memo to self ships an update every 2 months, and Second Brain every 3 weeks. Most recently, a memo to self was updated on October 15, 2026 and Second Brain on October 28, 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.*