Matsya Ledger: Fish Farm Sales

🐟 Matsya Ledger (मत्स्य लेजर) is the ultimate, offline-first fish selling transaction management and customer dues ledger app designed specifically for fish farmers, pond owners, aquaculture businesses, and fish traders.

Whether you harvest Rohu (Rehu), Catfish (Payasi), Rupchanda, Pangasius, Tilapia, or Katla — Matsya Ledger simplifies your entire fish harvesting, weighing, invoicing, and credit accounting process into one seamless, fast mobile workflow.

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✨ KEY FEATURES & BENEFITS
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📊 1. INSTANT WEIGHING & AUTO-BILLING
• Quick-entry weighing screen optimized for fast harvest pond-side entry.
• Dynamic rate calculation with custom discounts and price overrides.
• Real-time calculations: Total Amount = Weight (kg) × Rate/kg.

👥 2. BUYER & CUSTOMER DUES LEDGER (उधारी खाता)
• Complete customer profile directory with buyer photos and phone numbers.
• Instant calculation of Paid vs. Outstanding Due amounts.
• Automatic balance updates upon recording payments or partial sales.
• Single-tap customer dues reminder via WhatsApp and Phone calls.

⚡ 3. AUTOMATED WHATSAPP RECEIPTS & NOTIFICATIONS
• Meta WhatsApp Cloud API: 1,000 free serverless automated messages per month.
• In-App OpenWA WhatsApp Gateway: Integrated live hub for direct delivery.
• Beautiful digital receipts containing buyer name, fish species, weights, and payments sent directly to the customer's WhatsApp.

📄 4. PROFESSIONAL PDF INVOICES & THERMAL PRINTING
• Generate GST/standard fish sales invoices instantly.
• Print directly using Bluetooth thermal bill printers or share PDF via WhatsApp / Email.

📶 5. 100% OFFLINE-FIRST RELIABILITY & ZERO CLOUD LOCK-IN
• Works completely offline with zero internet in remote pond and rural farm areas.
• Local SQLite fast database on device storage.
• One-tap local backup and auto-restore upon phone migration or reinstall.

🎯 6. FISH SPECIES & PRICE MANAGEMENT
• Preloaded with popular freshwater fish: Rehu (Rohu), Payasi (Pangas), Rupchanda (Pacu).
• Add custom fish breeds with default pricing and price history tracking.

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🔒 PRIVACY & DATA SAFETY
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• 100% Data Privacy: Your commercial records are stored locally on your device.
• No Advertisements: Clean, fast, uninterrupted user experience.
• Google Play Account Deletion Compliant: Delete your data anytime from Settings.

Developed with ❤️ by IT4B.in Enterprise Solutions.
Empowering India's aquaculture and fish farming community.