Weather Cooling System
GST billing and quotation software for cooling, air-conditioning and service businesses — invoices, quotations, customers, products and GST reports in one secure online workspace.
Everything you need to bill with confidence
Built around Indian GST rules so every invoice, quotation and report is ready for compliance.
GST Tax Invoices
CGST / SGST / IGST split, tax-inclusive or exclusive pricing, amount in words and QR code on every invoice.
Quotations to Invoice
Prepare quotations for customers and convert an accepted quotation into an invoice in one click.
Customer Master
Customer records with GSTIN validation and state detection for correct tax treatment.
Products & HSN Master
Product catalogue linked to HSN codes and GST rates, with CSV upload for the HSN master.
GST & Sales Reports
Sales summary, GST summary, customer-wise and product-wise reports with CSV and PDF export.
Print & PDF
Professional invoice and quotation layouts with your logo, signature, bank details and terms.
Business Dashboard
Sales KPIs and recent invoices at a glance as soon as you sign in.
Company Accounts & Roles
Each company works in its own secure account, with admin, manager, accountant and staff roles.
From quotation to GST invoice in minutes
- Set up your company profile, logo, signature, bank details and invoice terms.
- Add customers and products — HSN codes fill in the GST rate automatically.
- Create a quotation, then convert it to an invoice when the customer confirms.
- Print or download the PDF, and check GST and sales reports at month end.
Separate & Secure
Runs as its own application with its own database, so your billing data stays isolated.
Company Accounts
Every company sees only its own customers, products, invoices and reports.
Any Device
Works in the browser on desktop, tablet and mobile.
PGM2 Support
Onboarding, data setup and support from the PGM2 Technologies team.
Ready to move your cooling business billing online?
Talk to PGM2 Technologies for a demo, plan details and account setup.