Create professional PDF invoices instantly — no signup, no watermarks. Add your details, line items, tax rates, and download a clean invoice ready to send.
Convert temperatures between Fahrenheit, Celsius, and Kelvin in real-time. Simple, fast, and accurate for science, cooking, or everyday conversions.
Track live cryptocurrency prices, view 7-day sparkline charts, and convert between crypto and fiat currencies. Powered by the free CoinGecko API — no API key needed.
Calculate the number of days between two dates, add or subtract time from a date, and find the number of business days excluding weekends. A versatile date math tool for planning and scheduling.
