Thrift Rupee

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15+ free financial calculators built specifically for India. EMI, SIP, PPF, NPS, Income Tax (old vs new regime), HRA, Salary Breakup, GST, Section 44ADA, Retirement and more. 🇮🇳 Indian tax laws & formulas 🔒 Zero data stored — runs in your browser 🚫 No login, no signup ₹0 cost — free forever Built for India's salaried middle class. No paid rankings. No BS.