DocHUB is an all-in-one Windows utility for document workflows. Everything runs locally—no cloud uploads, ensuring 100% privacy! 📄 PDF: Convert (Word/Excel/Img), local OCR, annotate & 1-click copy. 🖼️ Images: AI background removal, batch convert, screenshot manager. ✉️ Email: Batch verify lists efficiently. 🌍 Supports: English, Chinese (Trad/Simp), Japanese & Korean. Lightweight, no extra .NET needed, and auto-updates!