# David Ernest Cornwell vs A

The clearest difference is in-app purchases: David Ernest Cornwell at none against A's 1. A's advantage is update cadence (fortnightly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. A sells 1 one-off in-app purchase. David Ernest Cornwell asks for nothing beyond the download.

David Ernest Cornwell ships an update every 6 weeks, A fortnightly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | David Ernest Cornwell | A |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/a-ok-mind/id6749597141/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 45 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emily Sudduth](https://appshunter.io/developer/1721274803) | [Coretography, LLC](https://appshunter.io/developer/1831357682) |

## What reviewers say

### David Ernest Cornwell

[App page](https://appshunter.io/ios/app/david-ernest-cornwell/id6503262466)

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-ok-mind/id6749597141)

This app offers tools and lessons designed to help individuals with ADHD manage their symptoms and improve focus. It provides short, digestible content and quick techniques for nervous system regulation, with a free library of resources and optional paid content for deeper learning.

**Highlights:** Short, ADHD-friendly lessons, Quick nervous system resets, ADHD Clarity Kit for women, Rejection Sensitive Dysphoria training, Tapping technique for relief, Optional paid coaching and academy

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Days to Love Your ADHD Brain | $4.99 | one-time |


## Frequently asked questions

### Is David Ernest Cornwell free?

David Ernest Cornwell is free to download, with no in-app purchases.

### Is A free?

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

### Do David Ernest Cornwell or A have ads?

Neither David Ernest Cornwell nor A shows ads.

### Which is updated more often, David Ernest Cornwell or A?

David Ernest Cornwell ships an update every 6 weeks, and A fortnightly. Most recently, David Ernest Cornwell was updated on October 25, 2026 and A on October 30, 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.*