Enter Co-Founders
Start by telling us how many co-founders you have and their names
Free • Data-Driven • Fair
Split Equity FairlyAmong Co-Founders
Calculate fair startup equity in minutes using a data-driven approach that considers contributions, timing, and investment. Reduce conflicts and start building together.
2 min
Quick Setup
10+
Key Factors
100%
Free Forever
Step 1 of 3
Let's Get Started
First, tell us how many co-founders are in your startup
How many co-founders?
Select between 2 to 5 co-founders
How It Works
Calculate fair equity distribution in just 4 simple steps
Answer Questions
Answer key questions about roles, ideas, and contributions from each founder
Add Details
Optionally include financial data like investments, salaries, and timing
Get Fair Split
Receive a data-driven equity split with detailed breakdown and visualization
Takes only 2-3 minutes to complete
Why Use This Calculator?
Built on industry best practices to help startups begin with fairness and transparency
Fair & Transparent
Data-driven calculations based on multiple contribution factors
Multiple Factors
Considers ideas, execution, investment, timing, and salary sacrifices
Visual Breakdown
Clear charts and detailed point breakdown for each founder
Quick & Easy
Get results in 2-3 minutes with an intuitive interface
Reduce Conflicts
Start with a fair baseline to avoid future disagreements
Export Results
Share and discuss results with your co-founders easily
Based on Industry Best Practices
Our calculator uses a point-based system that weighs various contribution factors. It's designed to provide a fair starting point for equity discussions, helping you avoid one of the most common reasons startups fail: co-founder conflicts.
10+ Contribution Factors
Transparent Calculations
100% Free
Frequently Asked Questions
Got Questions?
Here are answers to some common questions
How does the calculator determine equity splits?
The calculator uses a point-based system that weighs multiple factors including role contributions, original ideas, execution work, financial investments, salary sacrifices, and timing of when each founder joined.
Is this legally binding?
No, this calculator provides a data-driven starting point for discussions. All equity agreements should be formalized with proper legal documentation and reviewed by a lawyer.
Can I adjust the results?
The results are recommendations based on your inputs. You can change your answers to see different outcomes, and the final split should be agreed upon by all co-founders.
Is my data saved or shared?
All data is stored locally in your browser. We do not collect, store, or share any of your information with third parties.
Created By
Built with passion to help founders start on the right foot
Baltej Singh
CTO & Co-Founder @ SanchiConnect
Passionate about helping startups succeed through fair equity distribution and transparent founder relationships. This tool was built to help founders start their journey with clarity and fairness.
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