GST Calculator Online (FY 2026-27)
Calculate GST in seconds. Inclusive, exclusive, CGST/SGST breakup.
Latest Slabs
0.25%, 3%, 5%, 12%, 18%, 28%
Calculation
Inclusive & Exclusive
Accuracy
100% Mathematical
Compliance
FY 2026-27 Ready
Stop manual voucher entry in Tally.
TrulyInvoice automates your entire workflow — upload invoice, AI extracts, sync to Tally.
Net Amount
₹0
GST (18%)
₹0
CGST (9.00%)
Central GST
SGST (9.00%)
State GST
Total Amount
₹0
How to Calculate GST?
GST Exclusive
To calculate GST on a base price, use the formula:
Total Price = Base Price + GST Amount
GST Inclusive
To find the base price from a total amount:
Net Price = Total - GST Amount
Why use the TrulyInvoice GST Calculator?
Our GST calculator is designed for speed and accuracy. Whether you are a business owner, a CA, or a consumer, this tool helps you break down your invoices into Base, CGST, and SGST components instantly.
- Latest GST Rates (5%, 12%, 18%, 28%)
- CGST & SGST Breakup Included
- Mobile Friendly & Responsive
- One-Click Result Copying
Frequently Asked Questions
Everything you need to know about TrulyInvoice
Based on internal benchmark runs, extraction is typically around 96% on clear digital invoices and around 90% on handwritten invoices. Accuracy varies by invoice quality, and review is recommended before syncing.
Feature sets and pricing can vary by product and plan. The best approach is to compare your workflow needs, integration requirements, and support expectations, then validate using a trial.
Yes. TrulyInvoice's AI extracts data from handwritten invoices, PDFs, scanned images, and multi-page documents. It's trained on diverse Indian invoice formats including handwritten text.
Setup is typically quick: sign up, enable Port 9000 in Tally settings, install the connector, and test with a sample invoice.
TrulyInvoice supports common GST scenarios and can help map interstate (IGST) and intrastate (CGST+SGST) flows based on invoice and ledger data.
TrulyInvoice supports PDF invoices, JPG/PNG images, scanned documents, and handwritten invoices. It works with GST invoices, purchase bills, and sale invoices from any Indian vendor.
Yes. TrulyInvoice works with Tally running on your local computer. Enable Port 9000 in Tally settings (F1 > Settings > Connectivity) and the connector handles the rest. No cloud hosting required.
TrulyInvoice automatically creates missing ledgers and stock items in Tally. You can also create them manually in Tally and click Refresh to sync.
Yes. Invoices are encrypted in transit and at rest. The Tally sync happens on your computer — data never leaves your network during the sync process.