GST Calculator

Calculate GST liability, check Input Tax Credit, and analyse net profit margins instantly.

Net Selling Price (Pre-Tax)

₹

GST Tax Rate

Custom %

Business Mode

Purchase Price (Cost)

₹

Enter buying price to see Profit

Input Tax Credit (ITC)

₹

Enter ITC to see Net Payable GST

Total Value ₹0

Net Price (Base) ₹0

Output GST (Liability) ₹0

Total Invoice Value ₹0

Tax Breakdown (CGST / SGST / IGST)

More Calculators

GST Calculator with Profit & ITC Analysis

Managing a business involves not just calculating tax, but understanding your profit margins and utilizing your Input Tax Credit (ITC) efficiently. AP Tools' advanced GST Calculator is designed for business owners, freelancers, and accountants.

It allows you to compute the exact GST liability, deduct your available ITC to find the cash payout, and check your net profit after purchasing goods - all instantly in your browser without uploading any data.

Smart Tips for GST Filing

Input Tax Credit (ITC): Always reconcile GSTR-2B before claiming ITC. You can only claim if your supplier has filed their GSTR-1.

Reverse Charge (RCM): If you purchase from unregistered dealers, you are liable to pay GST yourself.

HSN Codes: Use correct HSN/SAC codes on your invoices to avoid penalties.

Dual Calculation Modes

Easily switch between Inclusive (Reverse) and Exclusive (Forward) modes to handle both invoice types.

Profit & ITC Analysis

Determine your Net Profit and actual GST Payable after Input Tax Credit adjustment in one click.

State-wise Breakdown

Get a clear split of CGST, SGST (intra-state) and IGST (inter-state) for your accounting records.

Detailed PDF Reports

Download a professional summary of your GST calculation to share with clients or CA.

How is GST calculated from Inclusive Amount?

Formula: GST = Total Amount − [Total Amount × {100 ÷ (100 + Rate%)}]
The remaining amount is the Base (Net) Price.

What are the standard GST rates in India?

5% - Household necessities, basic food items.
12% - Computers, processed food.
18% - Most services, standard goods.
28% - Luxury items, automobiles.

What is CGST, SGST, and IGST?

CGST + SGST - Applied on intra-state (within same state) sales. Each is half the total GST rate.
IGST - Applied on inter-state (different state) sales. Equal to the full GST rate.