Free Startup Tools
Interactive calculators to help you plan your finances, model scenarios, and make data-driven decisions. No sign-up required.
From burn rate and runway calculations to startup valuation estimates and equity split modeling — every tool runs entirely in your browser. Your financial data is never sent to a server or stored anywhere.
Financial Calculators
SaaS Metrics
Calculate MRR, churn, LTV, CAC, and more from your raw numbers.
Cap Table
Manage ownership distribution with a visual cap table.
Unit Economics
Calculate LTV, CAC, payback period, and contribution margin.
Technical Tools
Name Checker
Check domain and social handle availability for your startup name.
KPI Dashboard
Generate a KPI tracking template for your startup type.
Why Use StartuPage Calculators?
100% Private
All calculations run in your browser. No data is ever sent to a server or stored.
No Sign-Up
Use any tool instantly — no account, no email, no friction. Just open and calculate.
Built for Founders
Designed specifically for startup financial planning — from pre-seed to Series A and beyond.