➕ Math Calculators
🧮 Advanced Calculator
Scientific calculator with history tape and expression preview
Open Tool →📊 Percentage Calculator
Calculate percentages, percent change, and percent of numbers
Open Tool →🔢 Fraction Calculator
Add, subtract, multiply, and divide fractions
Open Tool →⚖️ Ratio Calculator
Calculate and simplify ratios, solve proportions
Open Tool →🎲 Probability Calculator
Calculate probability of events
Open Tool →📈 Mean/Median/Mode
Calculate statistical measures for data sets
Open Tool →📐 Geometry Calculators
📅 Date & Time Calculators
🎂 Age Calculator
Calculate exact age in years, months, and days
Open Tool →📆 Days Between Dates
Calculate the number of days between two dates
Open Tool →⏳ Days Until Calculator
Count days until a specific date
Open Tool →⏰ Time Difference
Calculate time between two times
Open Tool →😴 Sleep Calculator
Calculate optimal sleep and wake times
Open Tool →