Supermarket and kirana store billing software

Barcode-fast billing, live stock control and GST invoices for supermarkets, grocery shops and kirana stores. Free, open source and fully offline.

Why businesses choose Posnic

Barcode-speed billing

Scan-and-bill checkout built for queues, with held bills, quick item search, and both keyboard and touch operation.

Loose and weighed items

Sell rice, dals and vegetables by weight with weighing scale integration and per-unit pricing.

Live stock and reorder alerts

Every sale updates stock instantly. Reorder-level alerts make sure fast movers never run out mid-day.

Purchase receiving

Receive supplier stock with cost tracking, margins and purchase returns, then print shelf barcodes.

Multi-counter checkout

Extra billing counters connect over shop Wi-Fi to the main machine with no per-counter fees.

GST reports ready

Daily sales, GST summaries, payment-mode breakdowns and CSV exports for your accountant.

Free and open source, honestly

The complete Posnic application is open source under AGPL-3.0 on GitHub. No trial timers, no locked features, no telemetry. Pay only if you choose Posnic Cloud for sync, backups and remote dashboards.

Frequently asked questions

Is Posnic free for small kirana stores?

Yes, completely. The full supermarket POS is free and open source with no item limits, no bill limits and no time limits.

Can I run more than one billing counter?

Yes. Additional counters, tablets and phones connect through the shop Wi-Fi to the main machine at no extra cost.

Does it support barcode scanners and weighing scales?

Yes. Posnic works with standard USB barcode scanners, label printing, weighing scales, cash drawers and thermal receipt printers.

Posnic for other businesses: Restaurant POS · Textile Shop POS · Hardware Store POS · Electronics Store POS · Pharmacy POS