# 유학플랫폼 두드림(DoDream) vs Ballog

The clearest difference is update cadence: Ballog at every 9 days against 유학플랫폼 두드림(DoDream)'s monthly. 유학플랫폼 두드림(DoDream)'s advantage is iOS requirement (13.1 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

유학플랫폼 두드림(DoDream) ships an update monthly, Ballog every 9 days. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 유학플랫폼 두드림(DoDream) | Ballog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 146 MB | 27 MB |
| Requires iOS | **13.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Empty.S](https://appshunter.io/developer/1587200611) | [yonghee kim](https://appshunter.io/developer/1832026183) |

## What reviewers say

### 유학플랫폼 두드림(DoDream)

[App page](https://appshunter.io/ios/app/dodream/id1590113378)

**Features:** macOS Compatibility

**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 유학플랫폼 두드림(DoDream) free?

유학플랫폼 두드림(DoDream) is free to download, with no in-app purchases.

### Is Ballog free?

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

### Do 유학플랫폼 두드림(DoDream) or Ballog have ads?

Neither 유학플랫폼 두드림(DoDream) nor Ballog shows ads.

### Which is updated more often, 유학플랫폼 두드림(DoDream) or Ballog?

유학플랫폼 두드림(DoDream) ships an update monthly, and Ballog every 9 days. Most recently, 유학플랫폼 두드림(DoDream) was updated on October 10, 2026 and Ballog on October 6, 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.*