# 오늘의 감정 vs OneLine

The clearest difference is in-app purchases: 오늘의 감정 at none against OneLine's 3. 오늘의 감정 also leads on iOS requirement (15.0 vs 17.0). OneLine's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. OneLine sells 3 in-app purchases, starting at $0.99 per 7 days. 오늘의 감정 asks for nothing beyond the download.

오늘의 감정 ships an update every 6 days, OneLine weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 오늘의 감정 | OneLine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Weekly |
| Size | 63 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kyusung Lee](https://appshunter.io/developer/1812204026) | [Ailancer](https://appshunter.io/developer/1828035577) |

## What reviewers say

### 오늘의 감정

[App page](https://appshunter.io/ios/app/ai/id6783290091)

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

**In-app purchases:** none


### OneLine

[App page](https://appshunter.io/ios/app/oneline-daily-journal/id6796491124)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneLine Pro — Weekly | $0.99 | per 7 days |
| OneLine Pro — Monthly | $1.99 | per month |
| OneLine Pro — Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is 오늘의 감정 free?

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

### Is OneLine free?

OneLine is free to download, with in-app purchases available.

### Do 오늘의 감정 or OneLine have ads?

오늘의 감정 shows ads; OneLine does not.

### Which is updated more often, 오늘의 감정 or OneLine?

오늘의 감정 ships an update every 6 days, and OneLine weekly. Most recently, 오늘의 감정 was updated on October 31, 2026 and OneLine on October 31, 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.*