# 3LINEDIARY vs 형사동경

The clearest difference is in-app purchases: 형사동경 at none against 3LINEDIARY's 1. 형사동경 also leads on ads (none vs shown) and review sentiment (100% vs 85%). 3LINEDIARY's advantage is update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. 3LINEDIARY sells 1 in-app purchase, starting at $2.99 per month. 형사동경 asks for nothing beyond the download.

3LINEDIARY ships an update fortnightly, 형사동경 every 2 months. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 3LINEDIARY | 형사동경 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (48 ratings)](https://appshunter.io/ios/app/3linediary/id1436460302/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 84.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Freemium | — |
| Size | 88 MB | 17 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [(주)윌림](https://appshunter.io/developer/1436460301) | [Swing2App Co. Ltd.](https://appshunter.io/developer/573223450) |

## What reviewers say

### 3LINEDIARY

[App page](https://appshunter.io/ios/app/3linediary/id1436460302)

This app offers a simple journaling experience focused on positivity and mindfulness. Capture daily thoughts with brief entries and optional photos, create multiple private or public diaries, and connect with a supportive community through shared writing and engagement.

**Highlights:** Three-line daily entries, Optional photo attachments, Multiple private diaries, Public diary sharing (anonymous option), Community engagement (likes, comments), Shared diaries with friends/family, Customizable reminders

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ‘Friends' Subscription | $2.99 | per month |


### 형사동경

[App page](https://appshunter.io/ios/app/id6462839836)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3LINEDIARY free?

3LINEDIARY is free to download, with in-app purchases available.

### Is 형사동경 free?

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

### Do 3LINEDIARY or 형사동경 have ads?

3LINEDIARY shows ads; 형사동경 does not.

### Which is updated more often, 3LINEDIARY or 형사동경?

3LINEDIARY ships an update fortnightly, and 형사동경 every 2 months. Most recently, 3LINEDIARY was updated on October 17, 2026 and 형사동경 on October 8, 2026.

---

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