# RANDOMI vs K

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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RANDOMI ships an update every 4 weeks, K monthly. The most recent releases landed on September 13, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | RANDOMI | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Monthly |
| Size | 6 MB | 5 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Minseong Kim](https://appshunter.io/developer/1707019155) | [The Key Co., Ltd.](https://appshunter.io/developer/1675812206) |

## What reviewers say

### RANDOMI

[App page](https://appshunter.io/ios/app/randomi-random-selector/id6473113642)

**Features:** macOS Compatibility

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-beauty-lab/id6777986241)

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

**In-app purchases:** none


## Frequently asked questions

### Is RANDOMI free?

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

### Is K free?

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

### Do RANDOMI or K have ads?

RANDOMI shows ads; K does not.

### Which is updated more often, RANDOMI or K?

RANDOMI ships an update every 4 weeks, and K monthly. Most recently, RANDOMI was updated on September 13, 2026 and K on September 20, 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.*