Free Calculators for Salary, BMI, Reading Time, Tips, and Bills

Simple calculators and practical guides for everyday decisions.

Explore Calculators

Convert annual salary or yearly income to hourly rate. Use 40 hours per week and 52 weeks per year, or enter your own schedule.

Calculate BMI from height and weight using the BMI formula for pounds, inches, kilograms, and meters.

Calculate reading time from word count, convert words to minutes, and adjust reading speed in words per minute.

Split a restaurant bill, check, tax, and tip evenly. See exactly how much each person should pay.

Calculate a 15%, 18%, 20%, or custom tip, add tax, and split the total bill per person.

Convert your hourly wage to annual, monthly, and weekly salary. See what $15, $20, $25+ per hour equals per year.

Learn how to calculate BMI from height and weight using the BMI formula for pounds, inches, kilograms, and meters.

Calculate hourly rate from annual salary or yearly income with the salary-to-hourly formula, 40-hour examples, and schedule adjustments.

Learn the reading time calculation formula, convert words to time, and choose a words-per-minute speed for articles, posts, and scripts.