# Stackbox vs Korean Spacing

The clearest difference is price: Stackbox at Free against Korean Spacing's $4.99. Stackbox also leads on update cadence (every 4 days vs fortnightly). Korean Spacing's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Stackbox is free to download; Korean Spacing costs $4.99 up front. Stackbox sells 2 in-app purchases, starting at $1.99 per month. Korean Spacing asks for nothing beyond the download.

Stackbox ships an update every 4 days, Korean Spacing fortnightly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Stackbox | Korean Spacing |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 33 MB | 37 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [YunJae Jeong](https://appshunter.io/developer/1568287924) | [Mr.Darcy](https://appshunter.io/developer/377347580) |

## What reviewers say

### Stackbox

[App page](https://appshunter.io/ios/app/stackbox-rss-reader/id6758572761)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| Yearly Plan | $19.99 | per year |


### Korean Spacing

[App page](https://appshunter.io/ios/app/korean-spacing/id6759418971)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Stackbox free?

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

### Is Korean Spacing free?

Korean Spacing costs $4.99, with no in-app purchases.

### Do Stackbox or Korean Spacing have ads?

Neither Stackbox nor Korean Spacing shows ads.

### Which is updated more often, Stackbox or Korean Spacing?

Stackbox ships an update every 4 days, and Korean Spacing fortnightly. Most recently, Stackbox was updated on October 28, 2026 and Korean Spacing 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.*