Finance-crypto Tools
Explore our collection of free finance-crypto utilities. Fully secure, client-side execution right in your browser.
Break-Even Calculator
Calculate the break-even point for your business or product.
VAT & Sales Tax Calculator
Instantly add or reverse VAT/Sales Tax from any net or gross amount.
Margin & Markup Calculator
Calculate wholesale costs, retail prices, and profit margins.
Compound Interest Calculator
See how savings and investments grow exponentially over time.
Discount Calculator
Calculate final prices after applying multiple percentages off.
Salary & Hourly Calculator
Convert between hourly wages and annual salary easily.
Loan & Mortgage Calculator
Calculate monthly loan payments and total interest paid.
ROI Calculator
Calculate Return on Investment for business metrics.
Global Currency Converter
Convert between 150+ fiat currencies with live exchange rates.
Percentage Calculator
Quickly calculate percentage differences, markups, and simple percent formulas.
Tip & Split Calculator
Calculate tips and split the bill easily.
Salary Calculator (PL)
Calculate net salary including taxes, social security (ZUS), and PIT in Poland.
Proforma Invoice Generator
Create professional proforma invoices quickly and export to PDF.
Sales Commission Calculator
Calculate sales commissions, tiered bonuses, and payouts easily.
Loan Comparison Calculator
Compare two loan offers side-by-side, including installments and total costs.
Social Security (ZUS) Calculator
Calculate social security contributions for entrepreneurs in Poland.
Trip Cost Calculator
Calculate fuel and toll costs, and split them evenly among passengers.
Rent vs Buy Calculator
Check whether it is more profitable to rent an apartment or get a mortgage.
Receipt Generator
Generate a simple cash receipt (proof of payment) as a printable PDF.
IBAN Validator
Check the validity of an international bank account number (IBAN).
Profit and Loss Generator
Generate a simple P&L financial report and download it as a PDF for a small business.
Mortgage Amortization
Calculate mortgage payments and view a complete amortization schedule.