LK 워치키보드 vs WatchPDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LK 워치키보드
This app offers a Korean keyboard layout for Apple Watch, mirroring the familiar iPhone keyboard. It allows for comfortable message sending with an intuitive design.
- Korean keyboard layout for Apple Watch
- Familiar iPhone keyboard arrangement
- Comfortable message sending
- Intuitive design
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아이폰 키보드의 한글 키와 같은 배치의 애플 워치 키보드입니다. 익숙한 형태의 키보드로 편하게 메시지 전송하세요.
WatchPDF
View PDF files directly on your Apple Watch. This app allows you to access and navigate PDFs stored on your paired iPhone without needing to transfer them. Enjoy convenient PDF viewing anytime, anywhere.
- View PDFs on Apple Watch
- Stream PDFs from iPhone
- Zoom and navigate pages
- Support for password-locked PDFs
- Adjustable screen brightness
- App Lock feature
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PDF app for Apple Watch only View PDF files by inserting them into your Apple Watch. You can check PDF files anytime, anywhere on your Apple Watch. The watch app can be run alone, but To send PDF files to Apple Watch, you need the iPhone app. Please make sure you have an Apple Watch before purchasing the app. The iPhone app does not support viewing PDF files. The iPhone app sends PDF files to a connected Apple Watch. *Features* - Device: Apple Watch (WatchOS 10+), iPhone (iOS 17+) - File: PDF - Zoom in and out: Zoom in and out of content using the zoom in/zoom out buttons. - Page mode: Switch pages back and forth and go to a specific page - Vertical mode: Navigate pages by scrolling up and down in the list - Support for password-locked PDFs - Runs alone on Apple Watch, iPhone app required for file transfer - Touch the content screen to hide and display various menus and buttons - App screen brightness - App Lock: Only possible when the watch is password-protected ** Phone Streaming ** - Browse and open files inside nearby iPhone app from paired Apple Watch app, and switch pages - Access, browse, and open files on your iPhone from your watch without transferring them to your watch - Paired iPhone and Apple Watch must be in close proximity, and install and run the app on iPhone - Page quality will be adjusted. ** Search "WatchPDF" on YouTube to watch a usage video. ** Our app does not provide separate PDF files. PDF files can be viewed by inserting the file stored by the app user into the app.
Screenshots
Verdict
The clearest difference is review sentiment: WatchPDF at 89% against LK 워치키보드's 58%. WatchPDF also leads on update cadence (weekly vs every 3 weeks) and price ($4.99 vs $5.99). LK 워치키보드's advantage is iOS requirement (13.0 vs 16.0). On ads, in-app purchases, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
LK 워치키보드 costs $5.99 and WatchPDF $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
LK 워치키보드 ships an update every 3 weeks, WatchPDF weekly. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.
| Parameter | LK 워치키보드 | WatchPDF |
|---|---|---|
| Price | $5.99 | $4.99 — better |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 58.3% of reviews | 88.9% of reviews — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Park Sung Cheol | kim juyoung |
Customer experience
LK 워치키보드
WatchPDF
In-app purchases
LK 워치키보드
No in-app purchases
WatchPDF
No in-app purchases
Questions
Is LK 워치키보드 free?
Is WatchPDF free?
Do LK 워치키보드 or WatchPDF have ads?
Which is updated more often, LK 워치키보드 or WatchPDF?
Other comparisons
