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Serrari Financial Tools

Financial Calculators

Stop guessing with your money. Use our free financial calculators to plan investments, compare options, and build real wealth — tailored for East Africa and global markets.

16 Free Tools
No Sign-up
100% Free
East Africa & Global

Investment Growth Calculator

Solve for whichever number you don't know — end amount, contribution, rate, starting amount or length.

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Simple Interest Calculator

See how much interest you will earn at a flat rate.

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Compound Interest Calculator

Watch your interest earn interest — and see how much extra it creates.

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Rule of 72 Calculator

See how long to double your money.

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Calculate Your Net Worth

See how much you are worth today.

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Reach Your Savings Goal

Exactly what to set aside to hit your big target.

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See What Your Future Money is Worth Today

See what that future payout is actually worth right now.

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See What Your Invested Savings Will Grow Into

See what your total invested savings will grow into.

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See What Your Regular Income Stream is Worth Today

The discounted value of your regular income stream.

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Calculate Your Monthly Home Loan Payments

Estimate your monthly house payments in seconds.

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See How Inflation Eats Into Your Purchasing Power

See how rising prices change what you can afford.

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Compare Your Investment Options

Compare two options side-by-side to see the best.

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See What You Actually Keep After Tax

See how much of your interest the taxman takes — and what you actually keep.

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See Your Serrari Financial Freedom Number

The exact amount you need to be financially free.

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Currency Converter

Live exchange rates for 30+ currencies with historical charts.

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T-Bill Returns Calculator

See your exact return on 91, 182 or 364-day Treasury Bills, after the 15% withholding tax.

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MMF Returns Calculator

Project compound returns and compare money market funds side-by-side.

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Fixed Deposit Calculator

Net FD interest and maturity value after 15% withholding tax, across 19 Kenyan banks.

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Monthly income from bonds calculator

YTM, after-tax coupon income, and capital gains on a single Kenya bond.

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Bond Trading Simulator

Put an amount into any Kenyan bond, follow its price history, and model what a yield move does.

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Bond Opportunity Watch

Every Kenyan bond screened daily for high yield, a price below par, a big coupon and tax-free status — ranked.

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Carbon Offset Calculator

Estimate the cost to offset your carbon footprint with African projects.

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All calculators are for educational purposes. Results are estimates — always verify with a qualified financial advisor.