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Business Tools

Profit margins, break-even analysis, startup costs and business loan calculators.

Profit Margin Calculator

Calculate gross profit, profit margin percentage, and markup based on revenue and cost of goods.

Markup Calculator

Calculate the selling price and markup percentage based on cost and desired profit margin.

Break Even Calculator

Calculate how many units you need to sell to cover your fixed and variable costs.

Startup Cost Calculator

Estimate total startup costs including one-time investments, monthly expenses, and runway needs.

Pricing Calculator

Calculate optimal pricing for products or services based on costs, desired margin, and competitive positioning.

Customer Acquisition Cost Calculator

Calculate how much it costs to acquire each new customer based on your marketing and sales spend.

Business Loan Calculator

Calculate monthly loan payments, total interest paid, and amortization schedules for business loans.

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DevaIGuide

Free online calculators and financial tools for careers, freelancing, business, and more. Updated for 2026.

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