GST & Sales Tax Calculator
100% Client-SideCalculate Goods & Services Tax (GST), VAT, and sales tax. Add tax to net amounts or extract pre-tax base prices from gross totals.
How to Use GST & Sales Tax Calculator
Type initial base or total amount and tax rate percentage.
Select Tax Exclusive (Add Tax) or Tax Inclusive (Extract Tax).
Review pre-tax amount, tax portion, and gross total.
Key Features & Privacy
Easily calculate GST-inclusive reverse pricing or standard add-on sales tax.
1-click slab presets for 5%, 12%, 18%, and 28%.
Displays dual tax split for federal and state jurisdictions.
This tool runs entirely in your local browser runtime. No logs, analytics tracking, or remote server transmissions occur.
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