Tax & GST
GST calculator with slabs, income tax and TDS calculators. Every tool operates locally in your browser memory without uploading your data or code to any server.
Available Tax & GST
Showing all 5 utilitiesAdd or remove GST from an amount, with category-based rates and a CGST/SGST/IGST split.
Compare estimated income tax under the new and old regimes with 87A rebate, surcharge, and deductions.
Calculate Tax Deducted at Source (TDS) and net payable for common payment categories.
Estimate short-term and long-term capital gains tax on equity, mutual funds, and property.
Check whether a GSTIN matches the standard 15-character format and extract its PAN and state code.
Common Workflows & Practical Use Cases
How developers and teams use these tax & gst daily.
GST Billing & Invoicing
Add GST to net prices or reverse-calculate base amounts from tax-inclusive totals with CGST, SGST, and IGST breakdowns.
Income Tax Regime Comparison
Compare tax liability under the Old vs New Tax Regimes with 80C, 80D, standard deduction, and 87A rebate.
TDS Withholding Computation
Determine Tax Deducted at Source for professional services, contractor payments, rent, and commission.
Frequently asked questions
Tax & GST Tutorials & Guides
Deepen your understanding with step-by-step guides, formulas and technical walkthroughs.