# 꾸링크 vs 공부타이머 공스

The clearest difference is in-app purchases: 꾸링크 at none against 공부타이머 공스's 4. 공부타이머 공스's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 공부타이머 공스 sells 4 one-off in-app purchases. 꾸링크 asks for nothing beyond the download.

꾸링크 ships an update every 2 months, 공부타이머 공스 every 2 weeks. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 꾸링크 | 공부타이머 공스 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 21 MB | 88 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUJIN PARK](https://appshunter.io/developer/1588212299) | [SangWook Won](https://appshunter.io/developer/1759961424) |

## What reviewers say

### 꾸링크

[App page](https://appshunter.io/ios/app/id6465695013)

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

**In-app purchases:** none


### 공부타이머 공스

[App page](https://appshunter.io/ios/app/id6741461206)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50,000P | $29.99 | one-time |
| 110,000P | $59.99 | one-time |
| 165,000P | $99.99 | one-time |
| 230,000P | $119.99 | one-time |


## Frequently asked questions

### Is 꾸링크 free?

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

### Is 공부타이머 공스 free?

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

### Do 꾸링크 or 공부타이머 공스 have ads?

Neither 꾸링크 nor 공부타이머 공스 shows ads.

### Which is updated more often, 꾸링크 or 공부타이머 공스?

꾸링크 ships an update every 2 months, and 공부타이머 공스 every 2 weeks. Most recently, 꾸링크 was updated on October 6, 2026 and 공부타이머 공스 on October 28, 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.*