Home
Business Calculators
Startup Cost Calculator

🚀 Startup Cost Calculator

Estimate the total capital needed to launch your business. Add one-time startup costs, monthly recurring expenses, and your desired runway to calculate the funding you need — and any gap to fill.

One-time Startup Costs

Costs you pay once to get the business started.

⚖️ Legal & Registration

🖥️ Equipment

🎨 Setup & Branding

📦 Inventory

Monthly Recurring Costs

Ongoing monthly expenses your business will incur.

Desired Runway (months)

Personal Savings Available ($)

—

One-time Costs

—

Monthly Burn Rate

—

Total Capital Needed

—

Funding Gap

Capital Breakdown

One-time costs —

Runway funding —

Category	Amount	% of Total

Startup Capital Formula

Total Capital Needed = One-time Costs + (Monthly Burn × Runway Months)

Funding Gap = Total Capital Needed − Personal Savings

Common Startup Cost Mistakes

Underestimating Monthly Burn

Most founders underestimate ongoing costs by 30–50%. Include everything: payroll taxes, benefits, bank fees, software, and your own salary if applicable.

Too Little Runway

Plan for at least 12 months of runway, not 6. Revenue almost always takes longer to materialize than expected. Build in a buffer.

Ignoring Legal Costs

Entity setup, contracts, IP protection, and compliance can cost $5,000–$20,000+. Skipping legal setup creates far more expensive problems later.

Forgetting Working Capital

If you carry inventory or have net payment terms with customers, you need capital beyond just expenses — you are financing the gap between paying suppliers and collecting from customers.

Frequently Asked Questions

How much does it cost to start a business?

Startup costs vary enormously by industry. A home-based online business might cost $500–$5,000 to launch. A restaurant typically requires $150,000–$500,000. A retail store ranges from $50,000–$300,000. A SaaS company might need $50,000–$250,000. The most important factors are whether you need physical space, equipment, inventory, and how many employees you need from day one.

What are the most common startup mistakes?

The top mistakes include: (1) underestimating costs and runway needed, (2) skipping market validation before building, (3) hiring too fast, (4) not separating business and personal finances, (5) neglecting legal structure and IP protection, (6) pricing too low to seem competitive, and (7) not building a cash reserve for unexpected expenses.

When should I seek external funding?

Seek funding when: your funding gap cannot be covered by personal savings or friends & family, you have validated the business model with paying customers, you need capital to scale faster than organic revenue allows, or you require specialized equipment or inventory that cannot be bootstrapped. Raising money before validating your idea is often a mistake.

What is the difference between bootstrapping and raising VC?

Bootstrapping means funding your business from your own savings, revenue, and personal loans. You retain full ownership and control. VC funding means selling equity to investors in exchange for capital. VCs expect 10x+ returns and rapid growth, which can create pressure to prioritize growth over profitability. Most successful small businesses are bootstrapped; VC is appropriate mainly for businesses targeting massive markets.