# StudyClock vs Hukko

The clearest difference is ads: StudyClock at none against Hukko's shown. StudyClock also leads on iOS requirement (13.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. StudyClock sells 1 in-app purchase, starting at $1.99 per month and Hukko sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

StudyClock ships an update every 6 days, Hukko every 2 weeks. The most recent releases landed on September 15, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | StudyClock | Hukko |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Size | 31 MB | 10 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Veacheslav Kolesnik](https://appshunter.io/developer/1879786873) | [zzuip](https://appshunter.io/developer/1896679453) |

## What reviewers say

### StudyClock

[App page](https://appshunter.io/ios/app/studyclock-study-timer-alarm/id6761394772)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyClock | $1.99 | per month |


### Hukko

[App page](https://appshunter.io/ios/app/hukko-alarms-until-done/id6775451060)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hukko Premium Monthly | $0.99 | per month |
| Hukko Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is StudyClock free?

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

### Is Hukko free?

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

### Do StudyClock or Hukko have ads?

Hukko shows ads; StudyClock does not.

### Which is updated more often, StudyClock or Hukko?

StudyClock ships an update every 6 days, and Hukko every 2 weeks. Most recently, StudyClock was updated on September 15, 2026 and Hukko on September 1, 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.*