# sosok (소속) vs 이즐충전소

The clearest difference is ads: sosok (소속) at none against 이즐충전소's shown. sosok (소속) also leads on update cadence (fortnightly vs every 5 weeks). 이즐충전소's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

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

sosok (소속) ships an update fortnightly, 이즐충전소 every 5 weeks. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | sosok (소속) | 이즐충전소 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (20 ratings)](https://appshunter.io/ios/app/k/id1519907149/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 54.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | — | Ad-supported |
| Size | 91 MB | 87 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Junseok Lee](https://appshunter.io/developer/1227368945) | [EZL Corp.](https://appshunter.io/developer/456830243) |

## What reviewers say

### sosok (소속)

[App page](https://appshunter.io/ios/app/sosok/id1467736862)

**In-app purchases:** none


### 이즐충전소

[App page](https://appshunter.io/ios/app/k/id1519907149)

Easily charge your transit cards and manage K-Pass benefits all in one place. Top up your card using various payment methods and track your usage and discounts. Enjoy convenient features like loss reporting and youth discounts.

**Highlights:** Smartphone transit card charging, K-Pass card discount and points, Balance and usage history check, Lost card reporting and refund, Youth transit fare discounts, Income deduction application

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is sosok (소속) free?

sosok (소속) is free to download, with no in-app purchases.

### Is 이즐충전소 free?

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

### Do sosok (소속) or 이즐충전소 have ads?

이즐충전소 shows ads; sosok (소속) does not.

### Which is updated more often, sosok (소속) or 이즐충전소?

sosok (소속) ships an update fortnightly, and 이즐충전소 every 5 weeks. Most recently, sosok (소속) was updated on October 18, 2026 and 이즐충전소 on October 30, 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.*