Calculate your exact age in years, months, and days. See total days lived and countdown to next birthday.
Generate random numbers within any range. Perfect for games, decisions, and sampling.
Calculate your GPA from letter grades and credit hours. Supports A through F grading scale.
Convert between common units — temperature, weight, length, and volume.
Flip a virtual coin. Track heads vs tails over multiple flips.
Roll 1-10 dice with 4, 6, 8, 10, 12, or 20 sides. Perfect for board games and D&D.