NexusBOS

Point of Sale (POS)

Speed at the Counter. Control in the Back Office.

A keyboard-first, barcode-ready point of sale engineered for supermarkets, retail shops, and busy checkout counters. Fast, reliable, and guaranteed to keep selling even when the internet drops.

Counter & Mobile POS

Ready for Every Checkout Counter

From high-throughput grocery checkout lanes to handheld tableside billing, NexusBOS adapts to your counter hardware. Works on touchscreen POS terminals, Windows PCs, and compact Android billing devices.

Sub-second barcode lookup with immediate price display
Customer-facing display support with live itemized totals
Zero lag under continuous 1,000+ item morning rush queues
NexusBOS touchscreen dual-display POS system on retail counter

Engineered for High-Pressure Counters

Every feature is designed to reduce customer wait time and prevent errors at checkout.

Instant Barcode Billing

Scan products using USB scanners, wireless Bluetooth readers, or built-in camera scanning. Item lookup responds in milliseconds.

Thermal & Receipt Printing

Native ESC/POS command support for 58mm and 80mm thermal receipt printers via Bluetooth, USB, and Ethernet. Automatic paper cut and cash drawer triggers.

Multi-Mode & Split Payments

Accept cash, debit/credit cards, bank transfers, and customer store credit in a single transaction with transparent split payment calculations.

Offline-First Resilience

Power cut or dead internet line? The counter keeps scanning and printing receipts. All sales queue locally and reconcile automatically once reconnected.

Bilingual Sinhala + English

Both the till interface and customer receipt templates can operate seamlessly in Sinhala and English, keeping local staff comfortable.

Returns & Credit Notes

Process returns against previous receipts, issue store credits, or refund directly with manager approval controls to eliminate counter leakage.

Hold & Recall Orders

Pause a customer’s basket while they grab an extra item and serve the next shopper in line without losing scanned cart items.

Shift Reconciliation & Z-Reports

Automated cash drawer balancing at shift handovers. Generate detailed daily Z-reports detailing cash collected, card swipes, discounts, and tax totals.

Handheld mobile POS device printing receipt

Handheld POS with built-in thermal printer

Customer making payment with card terminal at restaurant/café

Card, cash, & split payment modes

Offline-Resilient Architecture

A Power Cut Never Stops a Sale

In Sri Lanka, unstable internet connections and sudden power drops can halt daily sales on purely cloud-dependent tools. NexusBOS stores product catalogues and pricing locally on your device. When disconnected, billing continues effortlessly and syncs to the central cloud the instant your connection restores.

Supported Counter Hardware:

Thermal Receipt Printers
58mm / 80mm ESC/POS printers via Bluetooth, USB, and LAN network.
Barcode Scanners
1D/2D handheld laser scanners, wireless Bluetooth rings, and desktop omni scanners.
Cash Drawers
RJ11 / RJ12 standard 12V/24V electronic cash drawers triggered automatically on sale.
Touch POS Terminals
Dual-screen customer displays, Android POS tablets, and Windows touch computers.
100% Free Standalone Mobile Tool

Looking for the Free NexusPOS Android APK?

Need a standalone billing tool for your phone or tablet without any recurring SaaS subscription? Download our free standalone Android APK directly.

Download NexusPOS APK

Run your whole business on NexusBOS

Full-featured 7-day free trial. No credit card. Cancel anytime.