Free calculators and tools for freelancers and small businesses. No signup required.
Calculate profit margin, markup percentage, and profit from revenue and cost — with industry benchmarks.
Calculate return on investment (ROI), annualized ROI, and profit — for real estate, marketing, e-commerce, and more.
Convert your salary to a freelance hourly rate — accounts for taxes, overhead, and non-billable time.
Calculate late fees and interest on overdue invoices — flat fee, percentage, or monthly interest.