Calculators
Everyday math, dates, health and grades.
9 tools
Percentage Calculator
Every percentage question, one screen.
Date Difference
Days, weeks and months between dates.
Age Calculator
Exact age in years, months and days.
BMI Calculator
Body mass index with metric or US units.
Tip Calculator
Tip and split the bill fairly.
GPA Calculator
Weighted GPA from your courses.
Grade Calculator
Final grade and what you need to score.
Business Days
Count working days between dates.
Random Number
Generate numbers in any range.