Free Tax & Accounting Tools
Instant, accurate calculators for GST, Income Tax, TDS and HRA — built for Indian freelancers, professionals and small businesses. No signup, no fees, no data leaves your device.
Choose a calculator below. Each tool follows the latest Finance Act provisions and Income Tax Act rules for FY 2026-27. Results are indicative — please consult a chartered accountant for filing decisions.
GST Calculator
Add or remove GST at 5%, 12%, 18% or 28%. See CGST+SGST and IGST splits for every invoice — perfect for billing and purchase analysis.
Use GST Calculator →
Income Tax Calculator
Compare New vs Old regime instantly for FY 2026-27. See total tax, monthly liability and take-home salary for any income level.
Use Income Tax Calculator →
TDS Calculator
Calculate TDS under Section 194J, 194C, 194I, 194H, 194A and 194Q — plus a salary TDS estimator. Know the rate, amount and deposit deadline.
Use TDS Calculator →
HRA Exemption Calculator
Find how much of your House Rent Allowance is tax-free under Section 10(13A). Covers metro and non-metro rules with the documentation checklist.
Use HRA Calculator →
Why AccountsPilot tools?
Every calculation runs instantly in your browser — no data leaves your device. Our calculators are updated with the latest Finance Act provisions, cover both old and new tax regimes, and include CGST/SGST and IGST splits for GST computations. Bookmark this page for every filing season. Disclaimer: These tools provide estimates for educational purposes and do not constitute professional tax advice.