Windows Desktop Software · Made for India

Billing that just works. Offline · Forever · Free

Locas is a Windows desktop app for Indian businesses. GST invoices, inventory, party ledger, reports — everything running on your machine. No internet. No subscription. No cloud.

Watch How It Works Download Free for Windows

v1.15.3 · Windows 10/11 64-bit · ~85 MB · Contact us for account creation

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100% Offline — no internet needed
₹0/month — free forever
GST Compliant — CGST · SGST · IGST
Your Data stays on your machine
Auto Updates — always latest version
6+ Templates — professional invoices
GSTR-1 Export — CA-ready CSV
Google Drive Backup — your data safe
100% Offline — no internet needed
₹0/month — free forever
GST Compliant — CGST · SGST · IGST
Your Data stays on your machine
Auto Updates — always latest version
6+ Templates — professional invoices
GSTR-1 Export — CA-ready CSV
Google Drive Backup — your data safe
Trusted by businesses
V
Vision Polymers Engineers
G
Ganesh Jagtap Tax Consultant
R
Rahul Engineering
V
Vision Polymers Engineers
G
Ganesh Jagtap Tax Consultant
R
Rahul Engineering
Full Walkthrough

See everything
in action.

Watch a complete walkthrough of Locas — from setup to your first invoice. Everything you need to know in one video.

Locas. — Software Walkthrough · youtube.com
0:00
Introduction & Setup
2:00
Creating Your First Invoice
5:00
Inventory & Parties
8:00
Reports & GST Export
Coming Soon

Locas on
Android & iOS.

The full Locas experience — invoicing, inventory, reports — coming to your phone. Currently in development. Be the first to know when it launches.

We'll send one WhatsApp message when the app launches. No spam.

₹1.8L
This Month
INV-042₹18,500
INV-041₹9,200
INV-040₹24,000
IN DEV
Why Desktop

Doesn't need
anyone's servers.

Most billing software is SaaS — monthly fees, your data on their servers, breaks when internet goes down. Locas is different.

⚡
Opens in 2 seconds
No login, no sync, no cloud latency. Your data is local — it's instant.
🔒
100% private
Customer data, invoices, financials — none of it ever leaves your computer.
🌐
Works offline always
Internet down? Load shedding? Keep billing. Nothing stops.
₹0
Per month, forever
No subscription. Free lifetime access.
100%
Offline capable
Every feature works without internet.
6+
Invoice templates
Professional, GST-ready designs.
Everything included

One app.
All the tools.

Built for Indian SMBs — the GST rules, khata system, HSN codes. Everything you actually use.

🧾

GST Invoicing & Templates

Generate professional tax invoices in seconds. Auto-calculate CGST, SGST, IGST by supply type. 6 templates — Classic, Elegant, Dark Pro, Thermal, Minimal Pro. Export PDF, share on WhatsApp. Customize accent colors. B2B, B2C, inter-state all supported.

Core Feature
📦

Inventory Tracking

Real-time stock. Auto-deduct on every sale. Low stock alerts. HSN codes, units, purchase vs sale price — all tracked.

Built in
👥

Party Ledger

Digital khata for every customer and supplier. Outstanding balances, payment history, full invoice timeline per party.

Built in
📊

Reports & GSTR-1

P&L, GST summary, top customers, sales trends. Export GSTR-1 CSV (B2B, B2C, HSN) for your CA in one tap.

Built in
💸

Expense Tracking

Log rent, salary, transport, fuel. Set monthly recurring expenses — Locas auto-generates them. See exact P&L.

Built in
📋

Purchase Orders

Raise POs, track delivery progress, link invoices to POs automatically. Quotations → invoices in one tap.

Built in
☁️

Google Drive Backup

Auto-backup to your own Drive daily. One-tap restore after reinstall. Safe but never on our servers.

Built in
Get Started

Download.
Install.
Bill.

One installer. No account. No key. Start billing in minutes.

System Requirements
  • Windows 10 or Windows 11 (64-bit)
  • 2 GB RAM minimum, 4 GB recommended
  • 200 MB free disk space
  • No internet required after installation
🖥️
Locas for Windows
v1.15.3 · Released Apr 2026
PlatformWindows 10 / 11 (64-bit)
File size~85 MB
InstallerNSIS Setup (.exe)
PriceFree
Internet requiredNo
Download Locas.Setup.1.15.3.exe
Free forever · Auto-updates · Your data stays local
Simple Setup

Running in minutes.

01
⬇️
Download

One .exe, ~85 MB. No account, no email. Direct download from GitHub releases.

02
⚙️
Install & Setup

Under a minute. Enter business name, GSTIN, bank details once. You're done.

03
📦
Add Your Data

Import inventory and parties via CSV, or add manually. Ready in minutes.

04
🧾
Start Billing

Select customer, add items, generate invoice. PDF or WhatsApp in one tap.

Get in touch

Need a
demo?

We'll walk you through Locas on a call or WhatsApp — setup to first invoice in under 15 minutes.

✅
Free walkthrough over call or WhatsApp
🚀
Setup & data import assistance
🔒
Your data stays on your device — always
💬
Ongoing support via WhatsApp
🔄
Free updates — no subscription ever
Request Demo

We'll reach out within 24 hours on WhatsApp.

🎉

We'll be in touch!

Expect a WhatsApp message within 24 hours.