Free Business Startup Calculators | Costs, Break-Even, Runway and Pricing

Free business startup calculators

Turn rough business assumptions into visible cost, volume, runway, pricing, and revenue scenarios.

Important: This page provides general education, not legal, tax, accounting, financial, banking, insurance, immigration, or professional advice. Verify current requirements with official authorities where the business will actually operate.

By Evan J. Marwell · Reviewed August 6, 2026

Six practical calculators

Opening cash

Startup cost planner

Estimate one-time setup, recurring costs, working capital, and contingency.

Volume

Break-even calculator

Find units and revenue needed to cover fixed costs.

Time

Cash runway

Estimate months remaining from cash and monthly burn.

Pricing

Pricing floor

Build a minimum price from cost, labour, overhead, fees, and margin.

Target

Monthly sales target

Turn pay, overhead, reserves, and margin into required sales.

Scenario

Revenue scenarios

Test customer count, frequency, average sale, refunds, and seasonality.

These are planning estimates

Outputs depend entirely on the assumptions entered. They do not predict demand, guarantee profitability, calculate tax liability, or replace accounting. Use conservative scenarios, add a contingency, and compare actual results with the plan each month.