# KNUE Mate vs Stackbox

The clearest difference is in-app purchases: KNUE Mate at none against Stackbox's 2. KNUE Mate also leads on iOS requirement (15.0 vs 18.0). Stackbox's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Stackbox sells 2 in-app purchases, starting at $1.99 per month. KNUE Mate asks for nothing beyond the download.

KNUE Mate ships an update weekly, Stackbox every 4 days. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | KNUE Mate | Stackbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Size | 73 MB | 33 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Jaehwang KIm](https://appshunter.io/developer/1868018846) | [YunJae Jeong](https://appshunter.io/developer/1568287924) |

## What reviewers say

### KNUE Mate

[App page](https://appshunter.io/ios/app/knue-mate/id6757637319)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is KNUE Mate free?

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

### Is Stackbox free?

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

### Do KNUE Mate or Stackbox have ads?

KNUE Mate shows ads; Stackbox does not.

### Which is updated more often, KNUE Mate or Stackbox?

KNUE Mate ships an update weekly, and Stackbox every 4 days. Most recently, KNUE Mate was updated on September 19, 2026 and Stackbox on September 24, 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.*