# DukanBook > Free shop management app for Indian businesses. Create GST invoices, track expenses, manage inventory, and automate accounting — all from your phone. Works offline. ## Overview DukanBook is a Progressive Web App (PWA) and Android application designed to help small shop owners in India manage their business operations digitally. It provides a complete suite of tools for billing, expense tracking, inventory management, revenue analytics, and payment tracking — all available for free with offline support. ## Key Features - **Smart Billing**: Create GST-compliant invoices instantly, share via WhatsApp, and manage all bills in one place - **Expense Tracking**: Track daily expenses, categorize by type, and view monthly spending trends - **Revenue Dashboard**: Real-time revenue insights with daily, monthly, and yearly analytics - **Item Management**: Manage product inventory, set prices, track stock levels, and get low-stock alerts - **Payment Tracking**: Track UPI, cash, and card payments from Paytm & PhonePe in a unified dashboard - **Data Backup**: Cloud backup ensures data is never lost; access from any device, anytime ## Target Users - Kirana store owners - General store owners - Electronics shop owners - Mobile shop owners - Small retail businesses in India ## Technical Details - **Platform**: Web (PWA), Android - **URL**: https://dukanbook.in - **Pricing**: Free forever - **Offline Support**: Yes, full functionality offline with auto-sync - **Languages**: English, Hindi ## Pages - Homepage: https://dukanbook.in/ - About: https://dukanbook.in/about - Contact: https://dukanbook.in/contact - Privacy Policy: https://dukanbook.in/privacy - Terms of Service: https://dukanbook.in/terms ## Integration - GST-compliant invoicing - UPI payment tracking (Paytm, PhonePe) - WhatsApp invoice sharing - Cloud data backup and sync ## Contact - Website: https://dukanbook.in - Contact Page: https://dukanbook.in/contact