CopyBox saves reusable snippets, recent clips, links, and ordered queues so they can be pasted from the iPhone keyboard or Shortcuts.
Saved text stays on device in an App Group container shared by the app, keyboard extension, Share Sheet, and Shortcuts.
Contact: hapinesspang@gmail.com
한국사 빈칸퀴즈는 한국사 핵심 내용을 빈칸 문제로 학습하는 iPhone 및 iPad 앱입니다.
학습 기록과 오답 기록은 기기 내부에 저장되며, 앱은 회원 가입이나 자체 서버 계정을 사용하지 않습니다.
Photo Compress helps reduce image dimensions and file size on iPhone, then save or share the converted images.
Images are processed on device and are not uploaded to an app operator server.
Contact: hapinesspang@gmail.com
Home Measurement Toolkit provides everyday tools such as a level, angle meter, ruler, compass, sound meter, and saved measurements.
Measurements are reference values and may vary by device, sensor state, and environment.
Contact: hapinesspang@gmail.com
Link Cleaner checks URLs, removes common tracking parameters, and keeps recent link history on device.
Core link cleanup runs in the app and Safari extension without a developer-operated server account.
Contact: hapinesspang@gmail.com