Calimax GST Billing

India's smartest GST billing & POS app — invoices, inventory, OCR, barcode, dark mode. All offline, all free.

📄 GST Invoices📱 OCR Scanner📦 Inventory🔍 Barcode🌐 Dark Mode🏢 8 Industries
10K+
Downloads
4.5⭐
Rating
8
Industries
100%
Free

App Screenshots

Dashboard
Create Invoice
Invoice Details
Reports
Settings
Purchase Invoice
Purchase Orders

Dashboard — Plan & Premium styles with dark mode

Inventory Management

📦 Smart Inventory

Complete stock control built into your billing — track everything in one place.

  • ✅ Real-time stock tracking with auto purchase adjustments
  • ✅ Barcode generation & 30 labels per A4 sheet
  • ✅ HSN codes, brand names, unit pricing per product
  • ✅ Low stock alerts & reorder recommendations
  • ✅ 8 pre-loaded industries — 500+ ready items
  • ✅ CSV import/export & built-in barcode scanner

Everything Your Business Needs

12 powerful modules in one free app

📄 GST Invoices & Credit Notes

CGST/SGST/IGST auto-calculated. Proforma, estimates, delivery challans, credit notes with HSN codes.

📱 AI-Powered OCR Scanner

Snap a photo of any purchase bill. ML Kit auto-reads supplier name, GSTIN, bill number & all line items.

📦 Inventory Management

Stock tracking, barcode labels, HSN codes, brand names. Auto adjustments from purchase bills.

🔍 Barcode Scanner & Labels

Built-in scanner for quick items. Generate custom barcodes. Print 30 product labels per A4.

📊 Dashboard & Analytics

Plan & Premium dashboards. Revenue trends, P&L, GST radar, cashflow focus, invoice status donuts.

👥 Client & Credit Ledger

Import from contacts. Payment history, credit tracking, overdue alerts. Share via WhatsApp/Email.

📇 Professional PDFs

3 A4 invoice templates. Purchase invoice & order PDFs. Share via any app on your phone.

🔒 PIN Lock Security

4-digit PIN + security questions. Your business data stays on your device, protected and private.

🏢 8 Pre-loaded Industries

Sports, Electronics, Grocery, Pharmacy, Clothing, Restaurant, Hardware, Auto. 500+ ready items.

📡 100% Offline First

No internet required. Your data stays on your device. Optional Google Drive backup.

💰 Expense & Purchase Module

Daily expense ledger, purchase bills, purchase orders with supplier & status tracking.

🌐 Premium Dark Mode

AMOLED-optimized with neon cyan, pink & violet accents. Light/dark toggle in settings.

Start Billing in 2 Minutes

Pick your industry, start invoicing. No sign-up. No internet needed. Completely free.

⬇ Download Free APK
Get it on Google Play