# Only Three vs Focus D

The clearest difference is in-app purchases: Only Three at none against Focus D's 3. Only Three also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Focus D sells 3 in-app purchases, starting at $1.99 per month. Only Three asks for nothing beyond the download.

Only Three ships an update every 2 weeks, Focus D fortnightly. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Only Three | Focus D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 32 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alan Pooley](https://appshunter.io/developer/1889392820) | [TAT HO CHAN](https://appshunter.io/developer/6782848170) |

## What reviewers say

### Only Three

[App page](https://appshunter.io/ios/app/only-three/id6761401681)

**Features:** macOS Compatibility

**In-app purchases:** none


### Focus D

[App page](https://appshunter.io/ios/app/focus-d-timertasksrewards/id6782848168)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $12.99 | per year |
| Pro Lifetime | $22.99 | one-time |


## Frequently asked questions

### Is Only Three free?

Only Three is free to download, with no in-app purchases.

### Is Focus D free?

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

### Do Only Three or Focus D have ads?

Neither Only Three nor Focus D shows ads.

### Which is updated more often, Only Three or Focus D?

Only Three ships an update every 2 weeks, and Focus D fortnightly. Most recently, Only Three was updated on September 29, 2026 and Focus D on October 9, 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.*