Computes GST-inclusive and GST-exclusive amounts for Indian tax slabs (5%, 12%, 18%, 28%) with net, GST value, and total shown. Details never leave your device — validation and generation run locally in your browser.
Generates compliant PDF invoices with mandatory Indian GST fields — HSN/SAC codes, GSTIN, place of supply, and tax breakdown. Everything runs locally in your browser.
Compares Old vs New tax regime liability with Section 80C, 80D, NPS, HRA, and home loan deductions. Generates a personalized tax-saving report for Indian salaried employees.
Calculates exact profit after marketplace commissions (Meesho, Amazon, Flipkart), GST, shipping costs, returns, and packaging. Compare platform profitability side-by-side for Indian e-commerce sellers.
Computes VAT-inclusive and VAT-exclusive amounts from a single rate you enter, with presets for common UK, EU, India, UAE, and Swiss rates. Figures never leave your device — every calculation runs locally in your browser.
Projects customer lifetime value as average order value × yearly purchase frequency × lifespan in years, with total orders and annual value shown. SaaS founders and e-commerce operators use LTV to determine acquisition budgets and forecast revenue.
All four Indian GST slabs: 5% (essential items), 12% (processed food, business services), 18% (most goods and services), and 28% (luxury items). Select the applicable rate for your calculation.
Yes. Enter the base amount to get the GST-inclusive total, or enter the inclusive amount to reverse-calculate the base price and GST component. Defaults: ₹1,000 at 18% Add gives ₹180 GST and ₹1,180 total; results export to gst-calculation.csv.
No — there are no HSN/SAC hints. Look up the HSN (goods) or SAC (services) code for your item separately, then pick the matching slab here for the math.
Yes. It helps you quickly verify GST amounts on invoices, cross-check input tax credit calculations, and ensure correct slab application before filing GSTR-1 or GSTR-3B returns.
No. All GST calculations run locally in your browser. No financial data is transmitted or stored.
TDS Calculator India
Estimate annual income tax in India by slab from income, age, and old/new regime. See yearly tax, effective rate, and in-hand pay — free, local, verify rules yearly.
Sales Tax Calculator
Add sales tax to prices instantly by rate — checkout totals, quotes, and receipts. Price a $49 item at 8% correctly — free, local, no signup.
Last updated October 2026