# 3demp vs 아차 충전 !

The clearest difference is in-app purchases: 3demp at none against 아차 충전 !'s 3. 3demp also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). 아차 충전 !'s advantage is update cadence (fortnightly vs every 10 months). On price and device support there is nothing between them.

Both are free to download. 아차 충전 ! sells 3 in-app purchases, starting at $0.99 per 7 days. 3demp asks for nothing beyond the download.

3demp ships an update every 10 months, 아차 충전 ! fortnightly. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 3demp | 아차 충전 ! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6450749898/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 15 MB | 5 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jang Heesu](https://appshunter.io/developer/469322291) | [DY Solution](https://appshunter.io/developer/1689765727) |

## What reviewers say

### 3demp

[App page](https://appshunter.io/ios/app/3demp/id1036158778)

**In-app purchases:** none


### 아차 충전 !

[App page](https://appshunter.io/ios/app/id6450749898)

Easily monitor your controller's battery level while gaming. Avoid interruptions due to low battery and enjoy a seamless gameplay experience. Offers both free and premium features for enhanced convenience.

**Highlights:** Check controller battery in-app, Receive battery notifications, Monitor while using other apps, Subscription options available, Automatic renewal

**Features:** Game Controller support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 아차 충전 ! 프리미엄 스탠다드 | $0.99 | per 7 days |
| 아차 충전 ! 프리미엄 스탠다드 | $2.99 | per month |
| 아차 충전 ! 프리미엄 스탠다드 | $29.99 | per year |


## Frequently asked questions

### Is 3demp free?

3demp is free to download, with no in-app purchases.

### Is 아차 충전 ! free?

아차 충전 ! is free to download, with in-app purchases available.

### Do 3demp or 아차 충전 ! have ads?

아차 충전 ! shows ads; 3demp does not.

### Which is updated more often, 3demp or 아차 충전 !?

3demp ships an update every 10 months, and 아차 충전 ! fortnightly. Most recently, 3demp was updated on October 5, 2026 and 아차 충전 ! on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*