Astech Quick Invoice

Astech Services

About this app

Astech Quick Invoice is the fastest way for Indian shops, traders, electricians, contractors and freelancers to create professional GST invoices — right from your phone, even without internet.

Make a bill in under 30 seconds, generate a clean branded PDF, and send it to your customer on WhatsApp instantly.

WHY ASTECH QUICK INVOICE • GST done right — automatic CGST + SGST for same-state and IGST for inter-state sales, with HSN/SAC codes and round-off. • WhatsApp-first — share the invoice PDF to your customer in one tap. • Works 100% offline — your data stays on your phone. No login needed to start. • Reusable customers & items — save them once, bill in seconds next time. • Auto invoice numbering — set your prefix, the app keeps the sequence. • Professional PDF — your business name, GSTIN, logo initials and bank/UPI details on every bill.

FEATURES • Create, preview and share GST tax invoices • Automatic tax breakup (0%, 5%, 12%, 18%, 28%) • Customer directory with GSTIN and state • Reusable item/service catalogue with HSN/SAC and rate • Business profile: GSTIN, address, phone, bank & UPI, invoice numbering • Month-to-date sales summary on the home screen • Draft, paid and unpaid status on every invoice

PERFECT FOR Kirana & retail shops, electricians, plumbers, hardware stores, electrical contractors, tailors, service providers, consultants and freelancers across India.

COMING SOON Cloud backup & sync across devices, GST summary reports, payment tracking, and Hindi interface.

Made by Astech Services.

What’s new

Welcome to Astech Quick Invoice 1.0! 🎉

Create GST invoices in seconds, right from your phone — even offline.

• Automatic GST (CGST/SGST + IGST) with HSN/SAC
• Share invoices on WhatsApp in one tap
• Save customers & items to reuse
• Auto invoice numbering
• Professional PDF with your business details
• Works 100% offline — data stays on your phone

Thank you for trying our app!