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Estimate how a starting balance, monthly contributions, and expected return can change your portfolio over time.

See how inflation reduces purchasing power and how investing can help offset that loss.

Estimate either the monthly contribution or the timeframe needed to reach a target amount.

Explore how regular investing works without trying to time the perfect entry point.

Measure how fund, broker, or management fees can reduce long-term results.

Plan your path to Financial Independence, Retire Early

Add income-producing instruments and see projected passive income from each and in total.

Calculate how much you need for your financial safety net and see how close you already are.

Calculate your monthly payment, total interest, and full amortization schedule for any loan or mortgage.

Test your investing and personal finance knowledge with 15 questions and get a personalized score.

See how much your daily coffee habit could be worth if invested instead — across 5, 10, 20, and 30 years.

Compare a bank deposit with a market investment side by side, adjusted for inflation and taxes.

Calculate yield to maturity, coupon income, and total return for any fixed-rate coupon bond.

Work out take-home pay in Ukraine after income tax and the military levy, and what the salary costs the employer with the social contribution.

Percent of an amount, what percent one number is of another, percentage change, adding a percentage, markup and margin — in one place.

Work out when you get the right to a Ukrainian old-age pension and how much it pays under the current rules, in today's money.

Inflation between any two months from official consumer price indices, and what an amount from back then is worth in today's prices.

Index rent, a contract payment or any amount by the official consumer price index between two months, in full or in part.

Add up the years, months and days you have worked from the dates of each job, with overlapping periods counted once.

Work out unused annual leave days, vacation pay and compensation on dismissal under Ukraine's current martial-law rules.

Add VAT to a net price or take it out of a total at any rate, with the VAT rates of Germany, France, Spain, Italy and Ukraine built in.

Turn a start and an end value into a yearly growth rate (CAGR), or find the money-weighted return (XIRR) when you added or withdrew money along the way.

See what a loan really costs: the effective annual rate with every fee and required cost included, the total cost of credit and the total you pay back.

Split your monthly take-home pay into needs, wants and savings, compare it with the 50/30/20 rule or your own split, and see how much is left to save.