Invoice Fine Bill & Inventory

InvoiceFine is a complete offline business management app for Indian small businesses, shopkeepers, retailers, and freelancers. Create GST invoices, manage stock, run a counter POS, track expenses, and send WhatsApp payment reminders — all without internet.

No login required. Your data stays on your phone.


🧾 GST BILLING & INVOICING

• Create GST Tax Invoices with automatic CGST, SGST & IGST calculation
• NonGST invoices and estimates / quotations
• CBIC HSN & SAC code directory built in — search any code offline
• 5 professional PDF invoice templates (Classic, Modern, Professional, Compact, Premium)
• Custom invoice number prefix (e.g., INV, BILL, your shop name)
• Business logo, signature, and UPI QR code on every invoice
• Share invoice PDF via WhatsApp, email, or any app in 1 tap


⚡ EXPRESS POS — COUNTER BILLING

• Fast product grid with category filters and barcode / SKU search
• Add items to cart with 1 tap — quantity steppers in the cart drawer
• Multimode payment: Cash (change calculator), UPI (dynamic QR), Card
• Walkin customer or assign any registered customer at checkout
• Stock deducted and invoice generated in one atomic transaction
• Print thermal receipt and dispatch WhatsApp receipt directly from the sale screen


🖨️ THERMAL RECEIPT PRINTING

• 58mm and 80mm paper width support
• Connect via Bluetooth, WiFi, USB OTG, or Android Print Spooler
• Full branding: logo, items, GST breakdown, UPI QR on every slip
• 1click print from any invoice, POS sale, or credit note


📦 INVENTORY & CATALOG

• Product and service catalog with HSN / SAC code per item
• Realtime stock tracking with lowstock threshold alerts
• Barcode and QR scanner for product lookup
• Purchase bill entry — receive stock from suppliers automatically
• Stock movement audit trail (sale, purchase, return, adjustment)


👤 CUSTOMERS & KHATA (LEDGER)

• Customer directory with complete invoice and payment history
• Outstanding balance (khata) view per customer
• 1tap WhatsApp payment reminder with outstanding amount prefilled
• Overdue invoice alerts in the notification center


💳 PAYMENTS & SETTLEMENTS

• Record payments against any invoice — partial or full
• FIFO autosettlement across multiple invoices
• Settlement discount — waive partial balance at the time of payment
• Bulk paymentin entry across all customer invoices


🛍️ PURCHASES & VENDOR MANAGEMENT

• Vendor / supplier directory
• Purchase bill entry with line items and GST
• Vendor payment tracking (payment out)
• Stock automatically added on purchase confirmation


📊 REPORTS & GST COMPLIANCE

• GSTR1 export — B2B, B2CS, and B2CL breakdown
• Profit & Loss report: Sales, COGS, Expenses, Net Profit
• Day book / cash register: daily cash inflow and outflow
• Expense summary with category filters
• Dashboard: Today vs This Month toggle with real business metrics


🔔 SMART ALERTS & REMINDERS

• Automated daily overdue bill reminders
• Low stock morning alerts
• Daily sales recap and weekly performance digest
• WhatsApp reminder with 1tap from the overdue invoice card


📋 MORE FEATURES

• Sales returns / credit notes with automatic stock restore
• Estimates to invoice conversion in 1 tap
• Visiting card generator with WhatsApp share
• Google Drive backup & restore (Pro)
• Dark mode and light mode
• 100% offline — works without internet


💎 INVOICEFINE PRO

Upgrade to Pro for:
Unlimited invoices (free plan has daily limit)
All 5 invoice templates (free plan includes 1)
No watermark on PDF
Google Drive backup & restore
Advanced reports (GSTR1, P&L, Day book)
Purchase & vendor management
Credit notes (sales returns)
POS express billing
Privacy mode (hide revenue)

Subscription billed annually via Google Play. Cancel anytime.

WHO IS INVOICEFINE FOR?
Kirana & grocery shops
Electronics & mobile shops
Hardware, electrical & auto parts stores
Furniture and general retail
Freelancers and service providers
Distributors and wholesalers
Any Indian small business that needs fast, offline billing