Shintoo S.S

Card2Business is an AI-powered, 100% offline visiting card scanner with a built-in Mini CRM. Unlike many business card scanner apps that rely on cloud services and subscriptions, Card2Business processes data locally for better privacy, faster performance, and no recurring API costs. It features AI OCR, automatic image enhancement, duplicate detection, lead management, follow-up reminders, and contact export in a simple one-time lifetime license model.

Zhynor PDF Toolkit is a browser-based PDF platform that lets you merge, split, organize, compress, convert, secure, and edit PDFs without uploading files to external servers. Everything runs locally in your browser, ensuring privacy, unlimited usage, and zero ongoing costs. No sign-up, no subscriptions, no hidden limits—just fast, secure PDF tools built for everyone.

Zhynor Calculator is an all-in-one calculation platform that brings scientific calculations, graphing, algebra, finance, engineering, construction, and thousands of specialized calculators into a single modern web app. With a privacy-first design, OCR support, AI-powered natural language calculations, PDF/Excel export, and no subscription required, it's built for students, professionals, engineers, educators, and everyday users.