65% of Startups Die From Cofounder Conflict
You wouldn't marry someone after one coffee date. Why split equity with a stranger?
Founders Who Tested First, Avoided Disaster
Real stories from our community
"I almost partnered with my best friend. The assessment showed we had a 42% compatibility score. We would have destroyed our friendship AND the startup."
"I thought I needed a technical cofounder. Turns out my work style pairs better with a product person. This saved me months of searching in the wrong direction."
"Our VCs required us to do this before investing. Turns out we had alignment issues around growth vs. profitability. We fixed it BEFORE getting funded."
Science-Backed Compatibility Analysis
8 dimensions that predict cofounder success
Overall Compatibility Score
0-100 score based on Myers-Briggs + Big Five + founder-specific dynamics
8 Dimension Breakdown
Leadership, Risk, Work Approach, Communication, Decision Making, Stress, Values, Vision
Red Flags & Tensions
Specific areas where you'll clash + how to navigate them
VC-Ready Report
PDF you can share with investors to prove strong founding team dynamics
Don't Be Part of the 65%
Every day you wait is a day you could be building with the wrong person.
Free forever • 10 minutes • No credit card required