Now in beta · Free to use

Raise smarter.
Build stronger.
Think clearer.

Every financial and psychological tool a founder needs — cap tables, term sheets, investor matching, and a lot more. All in one place.

Explore tools → Open CapLab →
18,000+
newsletter subscribers
20+
tools planned
2
free newsletters
The platform

Every tool a founder needs.

From cap tables to founder psychology — a growing suite of tools built for the person running the company.

Financial Tools
LIVE
🎯
VCLab
Shortlist the right investors for your raise. Run fund-returner math, calculate your exit ceiling, and qualify your list with the IIP framework.
Open VCLab →
📊
CapLab
Build your cap table round by round. Model dilution, ESOP pools, and the Option Pool Shuffle — all live.
Open CapLab →
📋
TermLab
Decode term sheets. Understand every clause, flag founder-unfriendly terms, before you sign anything.
Open TermLab →
Coming soon
🔐
SAFELab
Model post-money SAFEs instantly. Valuation caps, discounts, and conversion math — no spreadsheet needed.
Coming soon
👥
ESOPLab
Design your employee option pool. Model vesting schedules, strike prices, and employee wealth scenarios.
Coming soon
⏱️
RunLab
How long does your money last? Model burn rate, hiring plans, and growth scenarios.
Coming soon
💎
ValuLab
Estimate your startup's valuation using revenue multiples, DCF, and the VC method.
Coming soon
📝
ConvertLab
Model convertible notes end-to-end — interest accrual, discount rates, and cap conversion math.
Coming soon
🚀
RaiseLab
Are you ready to raise? A structured fundraising readiness assessment before you start the process.
Founder Psychology

Backed by Founders' Psyche newsletter — tools to understand how you lead, decide, and build.

Coming soon
🧠
FounderIndex
A research-backed assessment that scores your startup success probability across 6 founder dimensions.
Coming soon
🤝
CoFounderIndex
Assess co-founder alignment on values, working styles, and decision-making before you go all in together.
Coming soon
🔥
BurnoutIndex
Identify your early warning signs before it becomes a crisis. A structured founder burnout self-assessment.
Coming soon
⚡
DecisionIndex
Measure your daily cognitive load and decision fatigue. Know when to protect your best thinking.
Coming soon
🎯
LeadIndex
Profile your default leadership style and learn how to adapt it as your team and company scales.
Coming soon
⚖️
RiskIndex
Know your risk appetite — and how it shapes the bets you make as a founder.
Coming soon
💪
ResilienceIndex
A research-backed score of your ability to recover, adapt, and keep going through the founder journey.
The Mission

Founders deserve better tools.

Most financial tools are built for investors and accountants. They're expensive, complex, and assume you have a CFO. You don't. You're building the company yourself.

The Founders' Stack is different. Every tool here is designed for the person running the company — clear inputs, instant outputs, no jargon. And it's backed by two newsletters read by thousands of founders every week.

— Ashish Kulkarni, Founder · Founders' Psyche & Founders' Capital
How it works

Three steps to clarity.

1
Pick a tool
Choose from financial calculators or founder psychology assessments. Each one built for a specific problem.
2
Enter your numbers
Clean inputs, no spreadsheets, no setup required. Answer a few questions and let the tool do the math.
3
Get instant clarity
Results with context — not just a number, but an explanation of what it means and what to do next.
No account. No login. No credit card. Ever.
Stay sharp

Two newsletters. Every week.

The psychology of building. The math of raising. Both free.

Founders' Psyche
The mind behind the mission
Weekly deep dives into founder psychology — resilience, decision fatigue, co-founder dynamics, and what separates founders who build from those who burn out.
15,000+ subscribers · Weekly
Subscribe free →
Founders' Capital
The math behind the money
Weekly breakdowns of venture finance — SAFE mechanics, cap table math, term sheet analysis, and how money actually moves in the startup ecosystem.
15,000+ subscribers · Weekly
Subscribe free →

Start building on solid numbers.

Pick your first tool and get results in under 2 minutes.

Explore the Stack →