Loan and payments
See interest, fees and an amortization schedule together.
Open toolHesapoloji Calculator Portal
Plan money, business and time with transparent methods. Compare scenarios and inspect the result.
Explore, make and learn
Browse practical tools, sky models and country-specific scenarios. Each tool explains its method and limitations.
Explore all tools →Our starting selection for this language
Fund and regular investing
Compare monthly contributions, management cost and assumed returns.
Open toolMarketplace true profit
Combine goods, shipping, fees, advertising and return provisions.
Open toolBudget and savings plan
Find monthly surplus and the time needed for your goal.
Open toolDeposit return
Compare net interest with your day-count basis and withholding.
Open toolRepo maturity return
Calculate short-term simple return and withholding.
Open toolCrypto profit and loss
Include fees on both sides and a fixed transaction cost.
Open toolInflation and purchasing power
See the real value of money at a constant inflation rate.
Open toolGross-to-net salary scenario
Inspect deductions and the annual tax schedule transparently.
Open toolFreelancer income tax
Combine expenses, tax-base deductions and tax already withheld.
Open toolVAT withholding
Separate the invoice total, VAT retained and seller receipts.
Open toolCompetitor price and margin
Compare three competitor prices with your target-margin floor.
Open toolLife, time and water
Explore sleep, travel and water use from your assumptions.
Open toolHabit cost and alternative savings
Explore what daily spending could add up to in a savings scenario.
Open toolEnter values to calculate.
Choosing a currency does not convert amounts. Rates are examples, not live quotes.