# Chess Clock MaruMieruTimer vs Solo Focus

The clearest difference is in-app purchases: Chess Clock MaruMieruTimer at none against Solo Focus's 2. Chess Clock MaruMieruTimer also leads on iOS requirement (13.0 vs 17.0). Solo Focus's advantage is device support. On price there is nothing between them.

Both are free to download. Solo Focus sells 2 in-app purchases, starting at $3.99 per month. Chess Clock MaruMieruTimer asks for nothing beyond the download.

## The numbers

| Metric | Chess Clock MaruMieruTimer | Solo Focus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 5 days |
| Size | 145 MB | 13 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [tomokazu akiduki](https://appshunter.io/developer/1712451638) | [RIVERSHIP](https://appshunter.io/developer/6780804499) |

## What reviewers say

### Chess Clock MaruMieruTimer

[App page](https://appshunter.io/ios/app/chess-clock-marumierutimer/id6753583650)

**In-app purchases:** none


### Solo Focus

[App page](https://appshunter.io/ios/app/solo-focus-adhd-task-timer/id6781573465)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Focus Pro (Monthly) | $3.99 | per month |
| Solo Focus Pro (Yearly) | $19.99 | per year |


## Frequently asked questions

### Is Chess Clock MaruMieruTimer free?

Chess Clock MaruMieruTimer is free to download, with no in-app purchases.

### Is Solo Focus free?

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

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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.*