apptah

Sing Hei Yeung 楊承熙 — AI Engineer

楊承熙（Howard Yeung）— 香港獨立 AI 工程師

Sing Hei Yeung (also known as Howard Yeung; Chinese: 楊承熙) is an independent AI engineer based in Hong Kong. He builds local-first products and indie iOS apps under the apptah brand. His work focuses on on-device intelligence, agent memory, and quiet automation that respects user privacy.

楊承熙（英文名 Howard Yeung， App Store 註冊名 Sing Hei Yeung）是來自香港的獨立 AI 工程師。 他在 apptah 品牌下開發本地優先 AI 工具與獨立 iOS／macOS 應用，作品包括 SwipeClean26（iPhone 相片清理）、 DragDrop26（macOS 選單列工具）、OpenClaw Memory Stack（開源 agent 記憶系統）等六個產品。專注於裝置端智能、代理記憶系統、 以及尊重用戶隱私的安靜自動化。

Projects · 產品

  1. Autopost — AI social-media automation that shapes brand voice into consistent Threads publishing.
    AI 社群媒體自動化系統，將品牌聲音轉化為穩定的 Threads 發布節奏。
  2. COMFi — multilingual commerce experience for a Hong Kong baby-bedding brand.
    為香港嬰兒寢具品牌打造的多語電商體驗。
  3. SwipeClean26 — 100% on-device iPhone photo and video cleaner. One-time purchase, no subscription.
    100% 裝置端 iPhone 相片影片清理工具。一次性付費，無訂閱。
  4. DragDrop26 — macOS menu-bar utility for stashing files, photos, and links.
    macOS 選單列檔案、相片、連結暫存工具。
  5. OpenClaw Memory Stack — open-source local-first agent memory routing.
    開源的本地優先 agent 記憶路由系統。
  6. PrivateAgent — iOS architecture for offline LLM/MoE inference.
    支援離線大型語言模型／MoE 推理的 iOS 架構。

Contact · 聯絡