In Korea, everyone knows their saju (사주) — a 1000+ year old system that reads your personality from your exact birth time. Think MBTI, but way more personal. WhatsMySaju is the first app to make saju available in English, powered by AI. ✦ Your archetype & personality traits ✦ Love style & career energy ✦ Compatibility with anyone ✦ Shareable result cards Built by a solo dev from Korea. Free basic reading, full AI reading for $2.99.