About MoneyMath.co.in
MoneyMath.co.in is a free, no-login financial calculator platform built specifically for Indian users. All 14 calculators are updated for FY 2025-26 and FY 2026-27, and reflect the latest provisions under the Income Tax Act, GST Act, and RBI guidelines.
Every calculation runs entirely in your browser. No data you enter is sent to any server — your financial details stay on your device.
Calculators Available
Our Methodology
Every formula is derived directly from authoritative government sources:
- Income Tax: Finance Act 2025, Income Tax Act 1961 — slabs, Section 87A rebate, standard deduction and deductions as notified for FY 2025-26 (AY 2026-27)
- GST: Central Goods and Services Tax Act 2017 and GST Council rate notifications
- TDS: Chapter XVII-B of the Income Tax Act — Sections 192, 194A, 194C, 194I, 194J for FY 2025-26
- EMI / Loan: Standard reducing-balance amortization formula per RBI guidelines for consumer lending
- SIP / Mutual Funds: SEBI-compliant compound growth projection formula
- HRA: Section 10(13A) of the Income Tax Act read with Rule 2A
- Advance Tax: Section 208 and 234C of the Income Tax Act — FY 2026-27 quarterly installment schedule
Commitment to Accuracy
We review all calculators after each Union Budget and GST Council notification to ensure the latest rules are reflected. If you spot an error or outdated figure, please contact us — we take accuracy seriously.
Disclaimer
MoneyMath.co.in does not provide professional financial, tax, or legal advice. Results are for informational and educational purposes only. Always consult a qualified Chartered Accountant, tax professional, or financial advisor before making financial decisions.
Contact
For feedback, accuracy corrections, or partnership enquiries, reach us at ayushlaxkar26@gmail.com. We typically respond within 2 business days.
Last updated: June 2026 · Formulas based on Income Tax Act FY 2025-26, GST Act, RBI guidelines · Not professional financial advice.