Startup Cost Calculator
Add up everything it costs to launch — one-time setup costs plus monthly burn, with the runway months you need.
🔄 Updated October 17, 2026
About the Startup Cost Calculator
The Startup Cost Calculator is a free online business tool. Add up everything it costs to launch — one-time setup costs plus monthly burn, with the runway months you need. Everything runs in your browser — your data stays private, nothing is uploaded, and there is no signup. For money math, also try the Margin Calculator and Discount Calculator.
How to use this calculator
- Enter your numbers in the fields above.
- Results update instantly — no button to press, no page reload.
- Adjust the inputs to compare scenarios with the Startup Cost Calculator.
Keep exploring: Free Invoice Generator · Freelance Hourly Rate Calculator · Break-Even Calculator · Business Loan Calculator
Frequently asked questions
What are one-time costs?
Registration, equipment, initial stock, website build — costs you pay once to get started.
How many runway months should I plan?
6–12 months is the usual advice, so the business can survive while revenue builds up.
Is this the full funding I need?
It is a planning estimate — add a 10–20% buffer for surprises before you commit money.