TBN Tools
Free tools built for Indian F&B operators.
No signup, no email capture, no popups. Working web tools we built while writing the software you're already looking at — GST calculations, menu costing, and printable bill formats.
Live · Free
GST Bill Calculator
Enter a subtotal and rate, get CGST/SGST or IGST split, round-off and total — instantly. Handles intra-state and inter-state, 5%, 12%, 18% and custom rates.
Open Calculator
Coming Soon
Menu Costing Worksheet
Break down each menu item into ingredient cost, portion size, and target margin. Export to Excel or PDF for the accountant.
In Development
Coming Soon
Restaurant Bill Template
Printable GST-compliant bill format in 80mm thermal and A5 sizes — filled with your restaurant details, ready to print.
In Development