Finance
Co-Founder Equity Split Calculator
Use weighted criteria (idea, commitment, skills, risk, capital) to determine equitable founder splits.
What this calculator does
The Co-Founder Equity Split Calculator calculate fair equity splits among founders, then compares your result against operator benchmarks (Equal splits only when contributions are truly comparable.). Enter your numbers below and you'll get a result, a benchmark band, and a plain-English interpretation in under two minutes.
Founder 1 Contributions (1-10)
Founder 2 Contributions (1-10)
Recommended Split
Founder 1: 51.6% / Founder 2: 48.4%
Spread: 3.1%
Founder 1
51.6%
Founder 2
48.4%
Spread
3.1%
Formula
Split = Weighted contribution score / Total score.Benchmarks: Equal splits only when contributions are truly comparable.
Sources: OpenView 2024 SaaS Benchmarks, ChartMogul Retention Reports, ProfitWell Pricing Studies, and Pressense operator data.
Frequently asked questions
Should splits be equal?
Only if contributions are equal. Unequal splits are often more fair.
About this calculator
Built and reviewed by the Pressense team, a strategy and systems partner working with B2B SaaS operators on unit economics, retention, GTM, and positioning. Every calculator in this library uses public benchmarks from OpenView, ChartMogul, ProfitWell, and KeyBanc, supplemented with anonymised data from the operators we partner with.
Disclaimer: This calculator is for educational and planning purposes only. Outputs are estimates based on the inputs you provide and industry benchmarks, not financial, tax, legal, or investment advice. Validate all results with a qualified professional before making decisions about funding, valuation, hiring, or capital allocation.