Calculators and utilities for genealogy research, relationships, and family history - all free, no sign-up required.
21tools · No sign-up · Instant results
Build, view, and print your tree in whatever format you already have.
Upload a .ged file and see your family tree instantly. Nothing to download, no sign-up to view, and you can save it as a PDF or an image.
Start with your own name and build your family tree right in the browser. No account needed until you want to save it.
Download a free, printable blank family tree template. Choose 3, 4, or 5 generations and save it as a PDF.
Enter a few birth years and see your family's timeline stretch back through the generations.
Work out how anyone in your family is related, and by how much.
Look up family relationship terms across American, British, Hindi, Tamil, Chinese, Japanese, Yoruba, and dozens more traditions.
Work out the exact cousin degree between two relatives - first cousin, second cousin once removed, and beyond.
Enter the centimorgans you share with a DNA match and see every relationship that fits, from the Shared cM Project.
Average shared DNA percentage by relationship, plus a full cousin chart for figuring out exact terminology.
Find your named generation - Baby Boomer, Gen X, Millennial, Gen Z, Gen Alpha - from any birth year.
Find out exactly how old a relative was when you were born, down to the year, month, and day.
Compare age gaps between parents, children, siblings, or spouses, ranked oldest to youngest.
Dig into names and records to trace where your family comes from.
Look up the origin, meaning, and etymology of hundreds of family surnames from around the world.
Look up the sage lineage and meaning behind traditional Hindu gotra names, from Bharadwaja to Vashistha.
Encode a surname phonetically to find spelling variations in historical genealogy records.
Find baby name ideas with real meanings, filtered by gender, tradition, starting letter, or nakshatra.
Fun compatibility and numerology extras for the whole family.
Check zodiac compatibility between two people by date of birth - love, friendship, or family compatibility.
Add everyone's birthday and get one chart - the whole family's signs, dominant element, and easiest and hardest pairings.
Find your Chinese zodiac animal and element by exact birth date, using real Chinese New Year boundaries.
Calculate your numerology life path number from your date of birth using the Pythagorean method.
Check numerology compatibility between two people using their life path numbers.
Convert a Chinese lunar birth date to the Gregorian calendar, or the reverse, including leap months.