Coming soon to iOS & Android
Draw your family tree, see who is whoNever ask "how are we related?" again
Add yourself and your family, pick any two people. Soyum names the relationship instantly, with the precise Turkish kinship terms too.Add your family once. From your cousin's spouse to your uncle's father-in-law, Soyum tells you how anyone is related to you in one tap.

At a glance
- 2people picked, one clear answer
- 30+Turkish kinship terms, from elti to bacanak
- 0accounts needed to get started
How it works
Simple from the first tap
Step 1: Add your family
Start with yourself and your parents. The tree grows as you add people.
Step 2: Pick two people
Tap any two people on the tree and ask how they are related.
Step 3: Share the answer
Send the result as a clean card to the family group chat and settle it.
Features
Why you'll love it
Speaks the language of kinship
Turkish separates a father's brother from a mother's brother, and a husband's sister from a brother's wife. Soyum knows every one of them.
Your family stays on your phone
Your tree is stored on your device, not uploaded to a server. No account needed to start.
Rules, not guesses
No AI. Relationships are computed from clear rules, so the same question always gets the same answer.
FAQ
Questions & answers
Still have a question? Email support@4ourstack.com.
We are putting on the finishing touches. Join the waitlist and you will hear on launch day.
iPhone and Android phones. The iPhone version comes first.
Nowhere. The tree is stored on your phone. We use your waitlist email only to tell you about the launch; details are in the privacy policy.
You can start for free. Extras like large trees and printable posters will come with optional Plus, with the price shown upfront.
Soyum shows the most common term. We are adding regional variants too, and we will listen to suggestions from people on the waitlist.
Be the first to try it
Leave your email and we will let you know the moment it launches.