GST Calculator — Add or Remove GST Fast
Enter an amount and GST slab to add or remove tax, with CGST plus SGST for intra-state sales and IGST for inter-state sales, all computed instantly online.
Free, no signup needed. Runs 100% in your browser.
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How to use this tool
- Enter the amount and pick a GST slab.
- Choose add or remove GST, and sale type.
- Copy the tax breakdown.
Frequently asked questions
What is the difference between CGST, SGST, and IGST?
Intra-state sales split GST into CGST plus SGST. Inter-state sales apply the full rate as IGST. This tool shows the right split.
How do I remove GST from a price?
Choose Remove GST. The tool divides the inclusive price by (1 + rate) to recover the base amount and tax.
Is it free?
Yes, free with no signup.
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