Live demo · real engine, sample data

Catch under-reported sales before a GST notice does.

Drop in your sales register and the GSTR-1 you filed — Taficon shows exactly which sales you booked but never reported, so the output tax you owe is on the screen before the department finds it. Watch it run 👇

gstr-1.json
6 invoices
sales-register.xlsx
7 invoices
placeholder
Matched
0
correctly reported
Under-reported output tax
₹0
booked, not filed
Filed, not in books
0
investigate
Tax mismatch
0
figures differ
Sales in your books, missing from GSTR-1 — report them
07RSTUV1357N1Z8INV-106₹16,200
19DEFGH8642P1Z4INV-107₹7,200

Files never leave your browser. Math is deterministic — re-run it, get the same answer.

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