# Focus Session Timer vs Quartz

The clearest difference is iOS requirement: Focus Session Timer at 15.0 against Quartz's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Focus Session Timer | Quartz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 14 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Arthur Barbaray](https://appshunter.io/developer/1890068878) | [Vaibhav Malviya](https://appshunter.io/developer/1896487283) |

## What reviewers say

### Focus Session Timer

[App page](https://appshunter.io/ios/app/focus-session-timer/id6763726092)

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

**In-app purchases:** none


### Quartz

[App page](https://appshunter.io/ios/app/quartz-focus-and-flow/id6767556559)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Focus Session Timer free?

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

### Is Quartz free?

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

### Do Focus Session Timer or Quartz have ads?

Neither Focus Session Timer nor Quartz shows ads.

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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.*