# Nosk vs StudyKey

The clearest difference is update cadence: Nosk at every 2 days against StudyKey's every 9 days. Nosk also leads on iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nosk sells 4 in-app purchases, starting at $3.99 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.

Nosk ships an update every 2 days, StudyKey every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nosk | StudyKey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 84 MB | 16 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Mustafa Gur](https://appshunter.io/developer/6775546395) | [BERAT ONER](https://appshunter.io/developer/6783454346) |

## What reviewers say

### Nosk

[App page](https://appshunter.io/ios/app/nosk-screen-time-control/id6784219095)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Yearly Premium | $29.99 | per year |
| Yearly Premium | $44.99 | 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 Nosk free?

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

### Is StudyKey free?

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

### Do Nosk or StudyKey have ads?

Neither Nosk nor StudyKey shows ads.

### Which is updated more often, Nosk or StudyKey?

Nosk ships an update every 2 days, and StudyKey every 9 days. Most recently, Nosk was updated on October 24, 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.*