GST Pro Documentation
Set up GST Pro, configure your GST details, and start generating GST-compliant invoices for your Shopify store.
New to GST Pro V2? See the V1 → V2 migration guide.
Welcome to GST Pro — GST-compliant invoicing for Shopify. If you're setting up for the first time, start with the 5-minute quick setup. Most merchants never need to read past the first section.
Get started
Install GST Pro
Install the app, grant permissions, and open it for the first time.
5-minute quick setup
GST details, invoice numbering, email, and your first test invoice.
First invoice checklist
The 5 boxes to tick before you go live.
Browse by section
Setup Guides
GST configuration, invoice numbering, email, HSN codes, and UPI QR.
Common Use Cases
Task-based guides: B2B invoices, customer GSTIN, auto-email, and more.
Templates & Customization
Choose a template design and customize branding and fields.
Migration
Move from V1 to V2 — what changes, what stays, and how to roll back.
Troubleshooting
Missing GSTIN, HSN, QR codes, email problems, and tax mismatches.
Developer & Advanced
Liquid variables, metafields, and order attributes for custom templates.