Tax Calculators

GST Calculator

Compute Goods and Services Tax on any amount, either by adding GST or reverse calculating from the gross.

About the calculator

What is the GST Calculator?

The GST Calculator is a free online tool that helps you make informed decisions about your money. Enter your numbers and the calculator gives you instant, accurate results.

Use it to compare scenarios, plan goals and validate assumptions — all without signing up.

Formula used
  • Add GST
    Gross = Net × (1 + Rate%/100)
  • Reverse GST
    Net = Gross / (1 + Rate%/100)

Why use the GST Calculator?

Financial planning works only when it's specific. The GST Calculator converts assumptions into concrete numbers — so you can choose between scenarios with confidence rather than guesswork.

How it helps

By tweaking inputs and instantly seeing the impact, you build intuition for how the underlying variables interact. This is far more useful than abstract formulas alone.

What to remember

Calculators show possible outcomes based on the assumptions you provide. Real-world results may vary; review your plan periodically and adjust as your income, goals and circumstances evolve.

Frequently Asked Questions

0%, 5%, 12%, 18% and 28% are the standard slabs in India.
Both are half of total GST for intra-state; combined they equal the standard rate.
Integrated GST for inter-state transactions — full rate goes to central.
On the supply of taxable goods and services in India.
Yes, businesses claim Input Tax Credit on GST paid on purchases.
Yes — services are taxed at the applicable rate (commonly 18%).

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