Business Tools
8 free business tools — profit, payroll, invoices, generators
Profit margin, break-even, ROI, payroll, sales tax, invoice and receipt generators, plus a business-name idea generator — small-business admin, minus the spreadsheets.
All business tools
Profit Margin Calculator
Compute gross margin, markup, and profit per unit from your cost and selling price.
LiveBreak-Even Calculator
Find the units and revenue needed to cover fixed and variable costs before you profit.
LiveROI Calculator
Calculate return on investment and annualized CAGR from money in and money out.
LivePayroll Calculator
Estimate federal, state, Social Security, and Medicare withholdings plus net take-home per pay period.
LiveSales Tax Calculator
Add or extract US sales tax on any amount using state and local combined rates.
LiveInvoice Generator
Build professional invoices with line items, tax, notes, and one-click PDF export from your browser.
LiveReceipt Generator
Create printable itemized receipts with taxes, totals, payment method, and a plain-text copy.
LiveBusiness Name Generator
Generate unique brandable business name ideas from a keyword and industry, ready to check for domains.
LiveWhy browser-based business tools?
Small business admin is a tax on your time. Every generator and calculator here exists to give you back an hour a week.
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Business Tools — frequently asked
Are the invoices legally valid?
The Invoice Generator produces PDFs that meet the standard requirements for a US invoice (parties, date, itemization, total, tax). Local jurisdictions may require additional fields — check with your accountant.