# Mind Galaxy vs 일지와일기 (1J1G)

The clearest difference is in-app purchases: Mind Galaxy at none against 일지와일기 (1J1G)'s 2. 일지와일기 (1J1G)'s advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 일지와일기 (1J1G) sells 2 in-app purchases, starting at $3.99 per month. Mind Galaxy asks for nothing beyond the download.

Mind Galaxy ships an update every 4 days, 일지와일기 (1J1G) every 2 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Mind Galaxy | 일지와일기 (1J1G) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 38 MB | 62 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUZO YOSHIMURA](https://appshunter.io/developer/1896526209) | [Woo Seong Jo](https://appshunter.io/developer/6788958017) |

## What reviewers say

### Mind Galaxy

[App page](https://appshunter.io/ios/app/mind-galaxy-journal/id6767967465)

**Features:** macOS Compatibility

**In-app purchases:** none


### 일지와일기 (1J1G)

[App page](https://appshunter.io/ios/app/1j1g/id6788958015)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1J1G Supporter | $3.99 | per month |
| Lifetime Supporter | $49.99 | one-time |


## Frequently asked questions

### Is Mind Galaxy free?

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

### Is 일지와일기 (1J1G) free?

일지와일기 (1J1G) is free to download, with in-app purchases available.

### Do Mind Galaxy or 일지와일기 (1J1G) have ads?

Mind Galaxy shows ads; 일지와일기 (1J1G) does not.

### Which is updated more often, Mind Galaxy or 일지와일기 (1J1G)?

Mind Galaxy ships an update every 4 days, and 일지와일기 (1J1G) every 2 days. Most recently, Mind Galaxy was updated on October 31, 2026 and 일지와일기 (1J1G) 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.*