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NanoSonic Smart Cloud & Offline POS Billing System
100% Offline-First
Verified Enterprise Installation Package
File: NanoSonic-POS-OfflineFirst-v3.2-Setup.exe
Size: 74.2 MB
Version: v3.2.0 Pro
Release: September 2026
Supported OS & Platforms

Windows 10/11, Android POS Terminals, macOS, Cloud Web (PWA) (x86, x64, ARM64)

Retail & Billing POS•Production Ready

NanoSonic Smart Cloud & Offline POS Billing System

Top-Rated Offline-First Point of Sale & Billing Software in Sri Lanka with Zero Monthly Rentals

5.0 / 5.0(168 Verified Client Reviews)

Nano POS is Sri Lanka's leading 100% offline-first billing system engineered specifically for retail stores, supermarkets, restaurants, clothing shops, and pharmacies. Unlike cloud-only POS systems that freeze when the internet disconnects, Nano POS operates with ultra-fast local database caching, ensuring lightning-speed barcode scanning and instant thermal printing with zero downtime.

Commercial Pricing Model
LKR 45,000One-Time Perpetual License
One-time payment with ZERO monthly rental fees, zero hidden commissions, and lifetime data ownership.
Download Installer (74.2 MB)
Talk with Engineers & Schedule On-Site Demo: 0760588902
System Highlights Included
High-Speed Cashier Terminal
Inventory & Stock Control
Customer CRM & Credit Ledger

About NanoSonic Smart Cloud & Offline POS Billing System

Nano POS is Sri Lanka's leading 100% offline-first billing system engineered specifically for retail stores, supermarkets, restaurants, clothing shops, and pharmacies. Unlike cloud-only POS systems that freeze when the internet disconnects, Nano POS operates with ultra-fast local database caching, ensuring lightning-speed barcode scanning and instant thermal printing with zero downtime.

100% Offline-First Architecture
Process sales, issue thermal receipts, and adjust stock seamlessly even during complete broadband outages.
Perpetual Zero-Rental License
Own your software forever with a one-time license. Never get trapped in expensive monthly subscription fees.
Hardware Agnostic & Universal Compatibility
Plug-and-play support for all 58mm/80mm thermal printers (Xprinter, Epson), USB/Bluetooth barcode scanners, and cash drawers.
Credit Customer CRM & Digital Warranty
Integrated credit customer ledgers with automated Brevo payment reminders and online invoice warranty lookups.

Frequently Asked Questions

Common questions regarding installation, licensing, and on-site support.

Yes, 100%! Nano POS is built offline-first. You can perform sales, print receipts, and scan products continuously without internet. When an internet connection becomes available, your sales and inventory sync automatically to your secure cloud dashboard.

Deploy NanoSonic Smart Cloud & Offline POS Billing System Today

Download your direct installation package, review the proposal specifications, or talk directly with our engineering team for on-site setup across Sri Lanka.

Download Package (74.2 MB)Back to Catalog