Calculators and utilities for business, tax, and finance.
Calculate GST amount, CGST/SGST split, and total price — add GST to a base amount or remove GST from a total, instantly in your browser.
Calculate your monthly loan EMI, total interest payable, and total repayment amount, with a year-by-year repayment breakdown.
Calculate profit, profit margin, and markup from cost and selling price — or work out the selling price needed to hit a target margin.
Compare your income tax under the old and new tax regimes side by side, including standard deduction, Section 87A rebate, and cess, to see which saves you more.
Break down an annual CTC into basic, HRA, special allowance, and employer contributions, then estimate your monthly take-home pay after PF, professional tax, and income tax.
Create a professional invoice with line items, tax, and totals, then print it or save it as a PDF — entirely in your browser, no signup or software required.
Validate a GSTIN's format and checksum digit instantly, and see the state and PAN it decodes to — catches typos before you enter a GST number into an invoice or portal.
Calculate how much of your House Rent Allowance is tax-exempt under the old tax regime, based on basic salary, HRA received, rent paid, and metro or non-metro city.
Check whether a PAN (Permanent Account Number) is correctly formatted, and see what holder type it indicates — individual, company, firm, trust, and more.
Model founder and investor ownership across multiple funding rounds, including the option pool shuffle and SAFE note conversions, entirely in your browser.
Check whether you owe interest under Section 234B or 234C for late or short advance tax payments, with a due-date-wise breakdown, entirely in your browser.
Calculate employee take-home pay with PF, ESI, and state-wise professional tax deductions for one or many employees, entirely in your browser.
Simulate a yearly extra payment or a one-time lump sum against your loan and see exactly how much interest and tenure you save, entirely in your browser.
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