Fincalz is a free, offline-first financial calculator app built for anyone who wants to make smarter money decisions — without signing up, paying a subscription, or sharing their data.

All calculations happen entirely on your device. Nothing is ever sent to a server.

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COMPOUND INTEREST CALCULATOR
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See exactly how your money grows over time with the power of compounding.

• Choose compounding frequency: daily, weekly, monthly, quarterly, semi-annually, or annually
• Interactive line chart showing total value, interest earned, and principal over time
• Yearly breakdown table with exact figures
• Quick presets: Starter, Growth, Wealth

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LOAN CALCULATOR
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Know your exact monthly payment before you sign anything.

• Calculate monthly payment, total interest, and total repayment
• Full amortization schedule — see every payment broken down
• Bar chart showing principal vs interest paid each year
• Presets for car loans, personal loans, and mortgages

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ROI CALCULATOR
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Measure the real return on any investment.

• ROI percentage, net profit, and annualized return
• Benchmark comparison: your investment vs savings account (2%) and S&P 500 average (10%)
• Visual progress bars for investment breakdown
• Presets: Break Even, 50% Gain, 2× Return

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SAVINGS CALCULATOR
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Plan exactly how long it takes to reach your savings goal.

• Factor in initial deposit + monthly contributions + interest rate
• Growth chart showing future value, total deposits, and interest earned year by year
• Yearly milestones table
• Goal presets: Emergency Fund, House Down Payment, Retirement

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APP FEATURES
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• 100% free — no ads, no subscriptions, no paywalls
• Fully offline — works without any internet connection
• No account or signup required
• Complete privacy — no data collection, no tracking
• Dark mode support
• Clean, native Material 3 design
• Instant results as you type
• Interactive charts for every calculator

Fincalz is built for students, professionals, homebuyers, investors, and anyone who wants clear answers to financial questions fast.