# FontMaster vs King Sejong Watch Keyboard

The clearest difference is price: FontMaster at $1.49 against King Sejong Watch Keyboard's $19.99. FontMaster also leads on ads (none vs shown). King Sejong Watch Keyboard's advantage is update cadence (every 5 days vs every 4 months) and iOS requirement (15.0 vs 17.0). On in-app purchases and device support there is nothing between them.

FontMaster costs $1.49 and King Sejong Watch Keyboard $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FontMaster ships an update every 4 months, King Sejong Watch Keyboard every 5 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | FontMaster | King Sejong Watch Keyboard |
| --- | --- | --- |
| Price | **$1.49** | $19.99 |
| Positive reviews | — | 54.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | — | Paid |
| Size | 3 MB | 44 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [明伟 陈](https://appshunter.io/developer/726238814) | [TeraBaTek Co., Ltd](https://appshunter.io/developer/1625214140) |

## What reviewers say

### FontMaster

[App page](https://appshunter.io/ios/app/fontmaster/id1474527399)

**Features:** macOS Compatibility

**In-app purchases:** none


### King Sejong Watch Keyboard

[App page](https://appshunter.io/ios/app/king-sejong-watch-keyboard/id6449212059)

This app offers an intuitive Korean and English keyboard for Apple Watch, enabling quick and accurate typing with unique layouts and swipe gestures. Customize themes, pre-register frequently used texts, and switch between languages and symbols effortlessly.

**Highlights:** Intuitive Korean & English keyboard layout, Left/right swipe for language switching, Up/down swipe for numbers and symbols, Variety of color themes, Pre-registered frequently used texts, AI-enabled input experience

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is FontMaster free?

FontMaster costs $1.49, with no in-app purchases.

### Is King Sejong Watch Keyboard free?

King Sejong Watch Keyboard costs $19.99, with no in-app purchases.

### Do FontMaster or King Sejong Watch Keyboard have ads?

King Sejong Watch Keyboard shows ads; FontMaster does not.

### Which is updated more often, FontMaster or King Sejong Watch Keyboard?

FontMaster ships an update every 4 months, and King Sejong Watch Keyboard every 5 days. Most recently, FontMaster was updated on November 3, 2026 and King Sejong Watch Keyboard on November 3, 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.*