# Impossible Notes vs Focus100

The clearest difference is price: Impossible Notes at Free against Focus100's $19.99. Impossible Notes also leads on iOS requirement (15.1 vs 17.6). Focus100's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

Impossible Notes is free to download; Focus100 costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Impossible Notes | Focus100 |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Size | 6 MB | 2 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Storq Labs BV](https://appshunter.io/developer/1864178327) | [Summer Youngberg](https://appshunter.io/developer/1766803882) |

## What reviewers say

### Impossible Notes

[App page](https://appshunter.io/ios/app/impossible-notes/id6757008307)

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

**In-app purchases:** none


### Focus100

[App page](https://appshunter.io/ios/app/focus100/id6760280361)

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

**In-app purchases:** none


## Frequently asked questions

### Is Impossible Notes free?

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

### Is Focus100 free?

Focus100 costs $19.99, with no in-app purchases.

### Do Impossible Notes or Focus100 have ads?

Impossible Notes shows ads; Focus100 does not.

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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.*