# 스마트 건전지 vs Ballog

The clearest difference is update cadence: Ballog at every 9 days against 스마트 건전지's every 2 months. 스마트 건전지's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

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

스마트 건전지 ships an update every 2 months, Ballog every 9 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 스마트 건전지 | Ballog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 22 MB | 27 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BASMAN technology Co.,Ltd](https://appshunter.io/developer/1723822707) | [yonghee kim](https://appshunter.io/developer/1832026183) |

## What reviewers say

### 스마트 건전지

[App page](https://appshunter.io/ios/app/id6475291185)

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

**In-app purchases:** none


### Ballog

[App page](https://appshunter.io/ios/app/ballog/id6749778947)

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

**In-app purchases:** none


## Frequently asked questions

### Is 스마트 건전지 free?

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

### Is Ballog free?

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

### Do 스마트 건전지 or Ballog have ads?

Neither 스마트 건전지 nor Ballog shows ads.

### Which is updated more often, 스마트 건전지 or Ballog?

스마트 건전지 ships an update every 2 months, and Ballog every 9 days. Most recently, 스마트 건전지 was updated on October 30, 2026 and Ballog 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.*