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WebtoonLens v0.1.0-alpha (debug build)

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@BlueTitanium BlueTitanium released this 11 Sep 23:07
· 20 commits to main since this release

Initial scaffold of WebtoonLens: an Android overlay app for tapping words while reading Korean webtoons (e.g. Naver Webtoon) to get instant translations.

How it works

  • A small floating bubble sits over any app.
  • Tap the bubble to freeze the current screen as a full-screen overlay.
  • Tap a single word to translate just that word.
  • Tap anywhere else on its line/speech bubble to translate the whole sentence.
  • Dismiss with the close button or back button to keep reading live.

Under the hood

  • Native Kotlin app using SYSTEM_ALERT_WINDOW overlay + MediaProjection for screen capture (single-shot, not continuous).
  • ML Kit Korean text recognition for OCR (word- and line-level bounding boxes).
  • ML Kit on-device translation (Korean -> English), no API key required, works offline after the first model download.

Notes on this build

  • This is a debug build (signed with the debug keystore) meant for testing/side-loading, not a Play Store release.
  • Android only (10+ recommended); requires manually granting the "draw over other apps" permission and a one-time screen-capture permission prompt.
  • Not yet tested on a real device/emulator against actual Naver Webtoon panels; OCR word/line hit-testing may need tuning.

Install
Download app-debug.apk below, allow "install unknown apps" for your browser/file manager, and install it.