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Found a bug, a data mismatch, or have an idea for a new tool? Use the templates below—structured messages help us resolve issues faster.
Last reviewed: Jan 26, 2026 • Prefer self-serve? See Accuracy Policy and Privacy.
Shimla, Himachal Pradesh, India
Include tool link + expected vs actual. Avoid sensitive info (full invoices, credentials).
Email templates
Tap a template to open your email app with a prefilled message. Add details and hit send.
Fast self-serve links
Before you email
Paste the exact page URL and the steps to reproduce.
For calculations, tell us the number you expected and why.
Don’t send credentials, full invoices, or confidential client info. High-level examples are enough.
Tools help estimate and cross-check. Final filings should be verified on the GST portal or with a qualified CA. See Disclaimer.
Common questions
Do you store my GSTIN, invoice values, or uploaded files?▾
Most tools are designed to run in your browser. We do not require login. For best details, see the Privacy page.
Why does my result differ from the GST portal?▾
Differences can occur due to rounding rules, interpretation, or rule changes. Always verify final filings on official sources.
What should I include in a bug report?▾
Tool URL, inputs used (avoid sensitive data), expected vs actual result, and device/browser. A screenshot helps a lot.
How fast do you reply?▾
Typically within 1–2 business days. Complex issues may take longer if they need verification against official updates.
Start from the tools list, then use “Related tools” on each page to follow the workflow.
Explore toolsLearn what we collect (and what we don’t) in our Privacy Policy.