# 씽씽 vs 카찹

The clearest difference is rating: 카찹 at 4.7 against 씽씽's 4.2. 카찹 also leads on update cadence (every 6 days vs every 3 weeks). 씽씽's advantage is ratings volume (44 vs 12). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

카찹 holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 44 and 12 respectively.

씽씽 ships an update every 3 weeks, 카찹 every 6 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 씽씽 | 카찹 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (44 ratings)](https://appshunter.io/ios/app/id1460221520/reviews) | **[4.7 (12 ratings)](https://appshunter.io/ios/app/1/id1506198003/reviews)** |
| Number of ratings | **44** | 12 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 172 MB | 216 MB |
| Requires iOS | 16.6 | **16.2** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PUMP](https://appshunter.io/developer/1502192012) | [Carchap-H2Care Korea Corporation](https://appshunter.io/developer/1506198002) |

## What reviewers say

### 씽씽

[App page](https://appshunter.io/ios/app/id1460221520)

This app provides a convenient way to rent and use electric kickboards for short-distance travel. Easily find, unlock, and ride a kickboard to your destination, then park it for others to use. It offers a faster and more enjoyable alternative to traditional public transportation for the last mile.

**Highlights:** Find nearby electric kickboards, Unlock via QR code or code, Flexible riding and parking, Temporary lock feature, Automatic payment upon return, Track carbon reduction via Health app

**In-app purchases:** none


### 카찹

[App page](https://appshunter.io/ios/app/1/id1506198003)

Find carpool or taxi-sharing mates for commutes, university, travel, or events. Offers real-name and driver verification for safety, with search filters and route notifications. Facilitates in-app chat and cashless payments.

**Highlights:** Real-name and driver verification, Search and filter by destination, date, keyword, Route notifications for similar journeys, In-app chat for communication, Shareable carpool links, Cashless payments via Carchap Pay, Find shared scooters, bikes, and car-sharing zones

**In-app purchases:** none


## Frequently asked questions

### Is 씽씽 free?

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

### Is 카찹 free?

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

### Which has better reviews, 씽씽 or 카찹?

카찹 is rated higher. 씽씽 averages 4.2 out of 5 from 44 ratings, while 카찹 averages 4.7 from 12 ratings.

### Do 씽씽 or 카찹 have ads?

Both 씽씽 and 카찹 show ads.

### Which is updated more often, 씽씽 or 카찹?

씽씽 ships an update every 3 weeks, and 카찹 every 6 days. Most recently, 씽씽 was updated on November 6, 2026 and 카찹 on November 3, 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.*