# ADHD Focus vs Just One Thing

The clearest difference is in-app purchases: Just One Thing at none against ADHD Focus's 2. ADHD Focus's advantage is update cadence (every 3 days vs every 7 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ADHD Focus sells 2 in-app purchases, starting at $1.99 per 7 days. Just One Thing asks for nothing beyond the download.

ADHD Focus ships an update every 3 days, Just One Thing every 7 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ADHD Focus | Just One Thing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/just-one-thing/id6747953045/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 7 months |
| Monetization | — | Free |
| Size | 32 MB | 9 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Appgineering GbR](https://appshunter.io/developer/1785233826) | [Tyler Ferrington](https://appshunter.io/developer/1803061537) |

## What reviewers say

### ADHD Focus

[App page](https://appshunter.io/ios/app/adhd-focus-that-one-thing/id6746286274)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThatOneThing Premium (1 week) | $1.99 | per 7 days |
| ThatOneThing Premium (1 year) | $3.99 | per year |


### Just One Thing

[App page](https://appshunter.io/ios/app/just-one-thing/id6747953045)

This app helps you simplify your day by focusing on a single meaningful task. It encourages small daily achievements to build momentum and consistency, preventing overwhelm from long to-do lists. Celebrate progress, not perfection, and build better habits one task at a time.

**Highlights:** Focus on one task at a time, Avoid overwhelm, Build daily streaks, Preset and custom tasks, Celebrate progress

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

**In-app purchases:** none


## Frequently asked questions

### Is ADHD Focus free?

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

### Is Just One Thing free?

Just One Thing is free to download, with no in-app purchases.

### Do ADHD Focus or Just One Thing have ads?

Neither ADHD Focus nor Just One Thing shows ads.

### Which is updated more often, ADHD Focus or Just One Thing?

ADHD Focus ships an update every 3 days, and Just One Thing every 7 months. Most recently, ADHD Focus was updated on October 25, 2026 and Just One Thing 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.*