A tool that randomly selects a name from a list of user-provided names. Users can input multiple names separated by new lines and generate a random selection with a single click.

Estimate future value with compound growth, contributions, and compounding frequency.

Calculate the perceived temperature using the NOAA/NWS wind chill formula with metric and imperial units.

This tool generates trigonometric function graphs with user-defined coefficients. Select a function type and coefficient to visualize the graph.

Count the number of characters in a block of text

Convert numbers to scientific standard form (a × 10^n). Enter a value to compute the coefficient and exponent.