# 과외로그 vs Lesson On

The clearest difference is update cadence: Lesson On at weekly against 과외로그's every 2 months. 과외로그's advantage is iOS requirement (15.0 vs 17.6). 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.

과외로그 ships an update every 2 months, Lesson On weekly. The most recent releases landed on September 15, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | 과외로그 | Lesson On |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 25 MB | 32 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HaEun Kim](https://appshunter.io/developer/1711313351) | [Moon Su Choi](https://appshunter.io/developer/1888959670) |

## What reviewers say

### 과외로그

[App page](https://appshunter.io/ios/app/id6470282118)

**In-app purchases:** none


### Lesson On

[App page](https://appshunter.io/ios/app/lesson-on/id6761332046)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 과외로그 free?

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

### Is Lesson On free?

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

### Do 과외로그 or Lesson On have ads?

Neither 과외로그 nor Lesson On shows ads.

### Which is updated more often, 과외로그 or Lesson On?

과외로그 ships an update every 2 months, and Lesson On weekly. Most recently, 과외로그 was updated on September 15, 2026 and Lesson On on May 16, 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.*