# Focus Monster vs Study Oasis

The clearest difference is in-app purchases: Study Oasis at none against Focus Monster's 1. Study Oasis also leads on iOS requirement (15.1 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Focus Monster sells 1 one-off in-app purchase. Study Oasis asks for nothing beyond the download.

## The numbers

| Metric | Focus Monster | Study Oasis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 83 MB | 42 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Sai Ho Mak](https://appshunter.io/developer/1875690675) | [Konstantin Ziebart-Schroth](https://appshunter.io/developer/1893324476) |

## What reviewers say

### Focus Monster

[App page](https://appshunter.io/ios/app/focus-monster-gamified-timer/id6761299735)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Focus Monster Pro (Early Bird) | $0.99 | one-time |


### Study Oasis

[App page](https://appshunter.io/ios/app/study-oasis/id6762202052)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Focus Monster free?

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

### Is Study Oasis free?

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

### Do Focus Monster or Study Oasis have ads?

Neither Focus Monster nor Study Oasis 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.*