Genealogy Calculators & Tools

Genealogy Calculators / Date & Calendar Tools

Use these date, money, relationship, and surname calculators to help build your family history.

• Age Calculator
  Calculate the difference between any two dates. Use to calculate age at death, or current age.
  
  
• Birthdate Calculator
  Calculate a birth date from information found on a tombstone or death certificate.
  
  
• Cousin Calculator
  Calculate the family relationship between two people who share a common ancestor.
  
  
• Day of Week Calculator
  Enter date to calculate day of week.
  
  
• Easter Holiday Finder
  Enter year to calculate the date on which Easter falls.
  
  
• Inflation Calculator
  Calculate today's monetary value for ancestor's salaries, will bequests, etc.
  
  
• Metaphone Calculator
  Converts your name to the metaphone code, compare surnames to see if the metaphone codes are the same, and see the explanation of how metaphone works.
  
  
• Perpetual Calendar
  Enter month and year (0000 to 9999) to get calendar for that month.
  
  
• Relationship Definitions
  Ever wondered what a first cousin, once removed meant? How about a kissing cousin or a double cousin? You'll find the definitions here.
  
  
• Roman Numeral Converter
  Convert a roman numeral to a decimal number. Roman numbers are often found on tombstones or legal documents.
  
  
• Soundex Calculator
  Convert surname to soundex code online. Find other surnames with the same soundex code.
  
  
• Time Capsule
  Generate a Time Capsule page with headlines, consumer prices, birthdays, songs, TV shows, toys, and books for the selected date. The years included are from 1800 to 2005.
  
  
• Julian to Gregorian Calendar Chart
  Explanation of the calendar and its change from Julian to Gregorian.