# Focus Fox vs StudyKey

The clearest difference is ads: StudyKey at none against Focus Fox's shown. StudyKey also leads on update cadence (every 9 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Focus Fox sells 3 in-app purchases, starting at $1.99 per 7 days and StudyKey sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Focus Fox ships an update monthly, StudyKey every 9 days. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Focus Fox | StudyKey |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 16 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Umut Tuzcu](https://appshunter.io/developer/1806813766) | [BERAT ONER](https://appshunter.io/developer/6783454346) |

## What reviewers say

### Focus Fox

[App page](https://appshunter.io/ios/app/focus-fox-screen-time-control/id6753808870)

This app encourages physical activity by blocking access to selected apps until you meet daily step, exercise, or calorie burn goals. It aims to improve sleep, focus, and reduce screen time by making self-discipline rewarding and gamified.

**Highlights:** App blocking based on activity goals, Integrates with Apple HealthKit, Gamified motivation and streaks, Daily goals for movement, Real-time progress feedback, Privacy-focused data handling

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Focus Fox Weekly Premium | $1.99 | per 7 days |
| Focus Fox Annual Premium | $19.99 | per year |
| Focus Fox Annual, Intro Offer | $19.99 | per year |


### StudyKey

[App page](https://appshunter.io/ios/app/studykey-learn-and-focus/id6791251481)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is Focus Fox free?

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

### Is StudyKey free?

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

### Do Focus Fox or StudyKey have ads?

Focus Fox shows ads; StudyKey does not.

### Which is updated more often, Focus Fox or StudyKey?

Focus Fox ships an update monthly, and StudyKey every 9 days. Most recently, Focus Fox was updated on October 14, 2026 and StudyKey on October 25, 2026.

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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.*