# K vs OMA

The clearest difference is price: OMA at Free against K's $4.99. K's advantage is update cadence (monthly vs every 19 months) and iOS requirement (8.0 vs 10.0). On ads, in-app purchases and device support there is nothing between them.

OMA is free to download; K costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

K ships an update monthly, OMA every 19 months. The most recent releases landed on November 9, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | K | OMA |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.0 (133 ratings)](https://appshunter.io/ios/app/k-keyboard/id955157912/reviews)** | — |
| Number of ratings | **133** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Monetization | Free | — |
| Size | 21 MB | 11 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lin Bunchan](https://appshunter.io/developer/457862322) | [Zhejiang Huaruijie Technology CO.,LTD](https://appshunter.io/developer/1547428239) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-keyboard/id955157912)

This app provides a fast and beautifully designed keyboard extension for iOS, enabling easy input of the Khmer language. It offers a full set of Khmer characters with a character preview feature for enhanced typing accuracy.

**Highlights:** Fast and beautiful Khmer keyboard, System keyboard design, Character preview for typing, Full Khmer character set, Easy installation and enabling

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

**In-app purchases:** none


### OMA

[App page](https://appshunter.io/ios/app/oma-web/id6444197960)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is K free?

K costs $4.99, with no in-app purchases.

### Is OMA free?

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

### Do K or OMA have ads?

Neither K nor OMA shows ads.

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

K ships an update monthly, and OMA every 19 months. Most recently, K was updated on November 9, 2026 and OMA on November 7, 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.*