# Simple Focus vs 4321 Timer

The clearest difference is in-app purchases: 4321 Timer at none against Simple Focus's 2. 4321 Timer also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. Simple Focus sells 2 in-app purchases, starting at $2.99 per month. 4321 Timer asks for nothing beyond the download.

## The numbers

| Metric | Simple Focus | 4321 Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 26 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Jae Hyun Kim](https://appshunter.io/developer/1688392084) | [Questwork Consulting Limited](https://appshunter.io/developer/881254999) |

## What reviewers say

### Simple Focus

[App page](https://appshunter.io/ios/app/simple-focus/id6450925667)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | per month |
| Pro | $29.99 | per year |


### 4321 Timer

[App page](https://appshunter.io/ios/app/4321-timer/id6757214065)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simple Focus free?

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

### Is 4321 Timer free?

4321 Timer is free to download, with no in-app purchases.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*