Stop guessing.
Start knowing.
You're not bad at relationships. You're flying blind. Compatibilio is the clinical signal you've been missing — what she actually needs, where you'll clash, and what to do about it. Built like an engineering review, not a therapy session.
Built for the man who would rather know now than apologize for seven years.
A signal, not a feeling.
Four decades of longitudinal research, condensed into a calibrated, dimension-by-dimension report. The way you'd want any major decision made.
Know before you're in too deep.
Most men learn what's incompatible in year three of marriage. You'll learn it in forty-five minutes, splittable, before the ring or the mortgage.
A spec sheet for your relationship.
Repair patterns. Conflict latency. Shared meaning. Get the actual variables — not vague advice from your group chat.
Decisions deserve data. This is the one decision most men still make on vibes.
11,196
Couples in the largest ML study of relationship quality (Joel et al., PNAS 2020) — the backbone of what we measure.
45 min
Total test time, splittable. Done across a couple of sessions with coffee.
4 axes
Attachment · Values · Conflict architecture · Life vision.
$0
First 14 days. Cheaper than one bad date — and infinitely cheaper than a divorce.
"I built two companies on data and proposed on a gut feeling. Compatibilio is the first time I treated my marriage with the same seriousness as my cap table."
— Marcus, 34 · Berlin
Run the test.
Then commit.
Twenty-five minutes of honesty beats seven years of repair.