# StudyStamp vs 합격루틴

The clearest difference is in-app purchases: StudyStamp at none against 합격루틴's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 합격루틴 sells 1 one-off in-app purchase. StudyStamp asks for nothing beyond the download.

StudyStamp ships an update every 4 days, 합격루틴 every 3 days. The most recent releases landed on November 10, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | StudyStamp | 합격루틴 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 9 MB | 48 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YoungBeom Seo](https://appshunter.io/developer/6807436974) | [youngwon choi](https://appshunter.io/developer/6806249965) |

## What reviewers say

### StudyStamp

[App page](https://appshunter.io/ios/app/studystamp/id6807436972)

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

**In-app purchases:** none


### 합격루틴

[App page](https://appshunter.io/ios/app/id6820928832)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고 제거 | $2.99 | one-time |


## Frequently asked questions

### Is StudyStamp free?

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

### Is 합격루틴 free?

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

### Do StudyStamp or 합격루틴 have ads?

Neither StudyStamp nor 합격루틴 shows ads.

### Which is updated more often, StudyStamp or 합격루틴?

StudyStamp ships an update every 4 days, and 합격루틴 every 3 days. Most recently, StudyStamp was updated on November 10, 2026 and 합격루틴 on November 13, 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.*