Calculators and checkers for GST, income tax, ROC and more — built for businesses and taxpayers across India. Free, no login required.
Calculate GSTR-1 and GSTR-3B late fees based on days delayed and turnover category.
Open ToolFind out if your business needs GST registration based on turnover and type of supply.
Open ToolAll ROC filing deadlines for companies and LLPs — stay ahead of every due date.
Open ToolIdentify the correct ITR form for your income profile with our step-by-step wizard.
Open ToolMonthly EMI, total interest and full repayment schedule for any loan amount.
Open ToolDetermine your tax residential status under Income Tax Act 2025 based on stay periods.
Open ToolChoose the right business structure and plan your registration journey step by step.
Open ToolIdentify the right Nice Classification class for your goods or services before filing.
Open ToolCreate GST-compliant tax invoices, bills of supply, proforma invoices and quotations — free, with live preview and one-click PDF export.
Open ToolCheck TDS applicability, compute TDS/TCS at the correct rate and threshold, and calculate interest on late deduction or payment under section 201(1A).
Open ToolReverse-engineer a salary structure from a target CTC and see the exact monthly take-home under the New Tax Regime (FY 2025-26 / 2026-27).
Open ToolDecode any income tax notice by section number — plain-English explanations, response deadlines, document checklists and step-by-step response guides.
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