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Free GST & tax tools for Indian businesses

Quick calculators and lookups that run entirely in your browser — the same compliance logic built into our desktop accounting app.

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PopularInvoicing & Billing

Free Invoice Generator

Create a GST invoice & download the PDF — no sign-up.

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PopularGST & Tax

GST Calculator

Split any amount into CGST, SGST or IGST.

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PopularCompliance

GSTIN Validator & Lookup

Validate a GSTIN and look up the business name & address.

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GST & Tax

HSN / SAC Finder

Look up common HSN/SAC codes and GST rates.

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Compliance

GST Due-Date Calendar

See filing due dates for any tax period.

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GST & Tax

GST Late Fee & Interest Calculator

Estimate late fee + 18% interest on a delayed return.

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GST & Tax

Reverse GST Calculator

Extract the base price and GST from a tax-inclusive total.

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Compliance

E-Invoice Applicability Checker

Is e-invoicing mandatory for your turnover?

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Compliance

E-Way Bill Applicability & Validity

Is an e-way bill needed, and for how many days?

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GST & Tax

TDS Calculator

Compute TDS by section, with the net payable.

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Salary & Tax

HRA Exemption Calculator

House Rent Allowance exemption under Section 10(13A).

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Utilities

Number to Words (Indian Rupees)

Convert an amount to words — Lakh/Crore format.

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PopularSalary & Tax

Income Tax Calculator (Old vs New)

Compare your tax under both regimes for FY 2025-26.

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PopularBusiness

EMI Calculator

Monthly EMI, total interest & payment for any loan.

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Salary & Tax

Gratuity Calculator

Gratuity payable under the Payment of Gratuity Act.

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Salary & Tax

EPF Calculator

Project your Provident Fund maturity corpus.

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GST & Tax

GST Interest Calculator

Interest on GST paid late (18% / 24% p.a.).

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Business

Profit Margin & Markup Calculator

Margin %, markup % and profit from cost & price.

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Business

Break-Even Calculator

Units & revenue needed to cover your costs.

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Business

Depreciation Calculator

SLM & WDV depreciation schedule, year by year.

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GST & Tax

GST ITC Set-off Calculator

Cash payable after input-tax-credit set-off.

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Compliance

GST Composition Scheme Checker

Are you eligible for the composition scheme?

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Compliance

GST Registration Requirement Checker

Do you need to register for GST?

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Salary & Tax

Advance Tax Calculator

Quarterly advance-tax instalment schedule.

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Salary & Tax

Leave Encashment Calculator

Value of your unused leave on encashment.

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Business

Profit & Loss Calculator

Gross, operating & net profit with margins.

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Compliance

GSTIN Format Explainer

See what each part of a GSTIN means.

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Reference

GST State Code Directory

All GST state/UT codes in one searchable list.

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Reference

GST Rate Directory

The GST slabs with example goods & services.

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Invoicing & Billing

Credit Note Generator

Create a GST credit note & download the PDF — free.

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Invoicing & Billing

Debit Note Generator

Create a GST debit note & download the PDF — free.

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Invoicing & Billing

Delivery Challan Generator

Create a delivery challan & download the PDF — free.

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Invoicing & Billing

Purchase Order Generator

Create a purchase order & download the PDF — free.

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Salary & Tax

In-Hand Salary Calculator

CTC → monthly take-home pay.

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Salary & Tax

Professional Tax Calculator

State-wise professional tax on your salary.

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GST & Tax

GST Penalty Calculator

Estimate the penalty for common GST defaults.

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NewGST & Tax

GST Payment Calculator

Output tax − ITC → cash payable per head.

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NewGST & Tax

GST Reconciliation Tool

Compare books vs portal returns, head by head.

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NewCompliance

GST Compliance Checklist

Tick off your monthly GST compliance — saved as you go.

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NewCompliance

GST Audit Readiness Checklist

Prepare for a GST audit or GSTR-9C — step by step.

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NewCompliance

GST Return Filing Tracker

Track every GST return due in a financial year.

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NewCompliance

GST Payment Challan Register

Log your GST challans and total them — exportable.

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NewCompliance

Tax & Compliance Calendar

Every GST, TDS, income-tax & payroll due date for the year.

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