Smart Calculators for Money, Tax, Salary, & Business Decisions in India
Fast, high-performance financial tools built with 100% mathematical formula transparency. Save income tax, split GST invoices, estimate loan EMIs, and plan long-term SIP mutual fund returns.
Explore Financial Calculator Categories
Access specialized modules designed for quick, precise Indian personal finance and MSME business calculations.
Tax
Income Tax, old vs new regime comparisons, advance tax, and allowances.
GST
Goods and Services Tax splits, inclusive/exclusive pricing, interest, and late fees.
Loans
EMI calculators for Home, Personal, Car, Education loans and prepayment impact.
Investments
Grow your wealth with SIP, Lumpsum, Fixed Deposits, RD, and PPF tools.
Salary & Work
Calculate take-home salary, EPF, Gratuity, and freelance business estimates.
Retirement
Plan your golden years with EPF, PPF, and long-term saving estimators.
Business
Tools for MSMEs, freelancers, invoice GST, late fees, and professional tax.
Everyday Money
Quick calculators for daily budgets, FD/RD interests, and simple loans.
Most Popular & Highly Used Tools
Trusted by taxpayers, entrepreneurs, home buyers, and SIP mutual fund investors across India.
Income Tax Calculator
Estimate your income tax liability for FY 2025-26 under both New and Old regimes.
Old vs New Tax Regime Calculator
Detailed side-by-side comparison to help you choose the best tax regime based on your investments.
HRA Calculator
Calculate your House Rent Allowance (HRA) tax exemption amount under the Old Regime.
GST Inclusive/Exclusive Calculator
Calculate gross price, net price, and GST amount for standard slab rates.
Invoice GST Calculator
Generate professional itemized invoice values showing taxable values and tax splits.
Home Loan EMI Calculator
Calculate monthly EMI, interest payable, and total loan payment breakdown for home buyers.
100% Formula Transparency
No black-box algorithms. We list the exact mathematical equations and worked examples for every single tool.
India-Specific Slabs
Built exclusively for Indian tax codes. Updated New Regime tax slabs (Budget 2025-26), HRA rent rules, and quarterly FD/RD schedules.
Learn Financial Computations with Our Guides
Step-by-step editorial explainers on how tax, salary deductions, and compound interest work.
How to Calculate GST in India: A Step-by-Step Guide
A comprehensive manual for businesses, accountants, and freelancers on computing GST. Understand tax splits and filing calculations easily.
Old vs New Tax Regime Explained: Slabs, Rules & Savings
Confused about which tax system to choose? Get a complete breakdown of Old vs New Tax Regimes with rules, slabs, and a comparison checklist.
How EMI is Calculated: Core Math Formulas Simplified
Wondering how banks calculate your monthly loan payment? Demystify the reducing balance interest formula and master loan scheduling.
Finuha India FAQs
Quick answers to common questions about our calculators.
Are these calculators free?
Yes! 100% of our calculators, spreadsheets, interest grids, and guides are completely free to use, print, share, and export as PDF.
How frequently is the tax slab updated?
We monitor the annual Union Budgets closely. All slabs, including the Standard Deductions and Rebate under Section 87A, reflect current FY 2025-26 rules.
How do I download my calculations?
Navigate to any individual calculator page and click 'Print Report'. You can save a cleanly formatted calculation sheet directly as a PDF.
Need Advanced Customized Tax Structuring?
Our calculators provide exact estimates, but complex planning or MSME audit filing requires a certified pro. Submit your inquiry to get in touch with a Chartered Accountant.