India Calculators

Calculate Indian income tax under both New and Old regimes with Section 80C/80D deductions, surcharge, and cess for FY 2025-26.

Calculate India's Goods & Services Tax with CGST/SGST/IGST split across all GST slabs (5%, 12%, 18%, 28%).

Convert traditional Indian units — bigha, katha, tola, masha, gaz, and more — to metric and imperial units.

Convert between Indian (lakh, crore, arab) and Western (million, billion, trillion) number systems instantly.

Convert Indian Rupee amounts to Hindi and English words for cheques, invoices, and legal documents.

Calculate your Indian CGPA and SGPA on the 10-point scale. Supports CBCS grading used by UGC-affiliated universities.

Calculate VAT (Value Added Tax) for any country. Add or remove VAT from any amount with country-specific rates.

Convert between 60+ world currencies with live exchange rates. Supports USD, EUR, GBP, JPY, and currencies from every continent.

Calculate gross margin, operating margin, and net profit margin from your revenue, COGS, and operating expenses.

Create professional invoices instantly. Add line items, tax, discounts, and download as PDF — no signup required.

Calculate your ideal hourly or project rate based on your desired salary, expenses, taxes, and billable hours.

Find out exactly how many units you need to sell or revenue you need to generate to cover your costs.

Calculate return on investment, net gain, and ROI percentage for projects, marketing campaigns, or purchases.

Convert between markup and margin percentages instantly. Calculate selling price from cost and desired profit.

Calculate sale prices, discount percentages, double discounts, and original prices. See why stacked discounts aren't additive.