Powerful, instant calculators for small business owners, freelancers, and entrepreneurs. Make smarter financial decisions — trusted by professionals worldwide.
Start with our most-used business calculators — trusted by thousands of entrepreneurs daily.
Calculate gross, operating, and net profit margins instantly. Understand your business profitability at a glance.
Find exactly how many units you need to sell to cover your costs. Essential for pricing and business planning.
Calculate your ideal hourly or project rate based on your desired income, expenses, and billable hours.
A comprehensive suite of financial calculators designed for every aspect of your business.
Calculate gross, operating & net margins
AvailableFind your break-even point
AvailableSet your ideal hourly rate
AvailableCalculate true employee costs
AvailableEstimate your self-employment taxes
AvailableCreate professional invoices free
AvailableMeasure return on investment
AvailableCalculate loan payments & interest
AvailableProject your cash flow
AvailableSet optimal product prices
AvailableEstimate your business value
AvailableCalculate take-home pay after tax
AvailableWe built these tools with one goal: help you make better business decisions, faster.
Use any tool instantly without creating an account, providing an email, or paying a dime. Ever.
Get accurate calculations in real-time as you type. No waiting, no processing — just answers.
All calculations run entirely in your browser. We never see, store, or transmit your financial data.
Works perfectly on any device — phone, tablet, or desktop. Calculate on the go, anytime.
Browse our collection of 12+ free business calculators and pick the one you need.
Fill in your business data using our intuitive, clearly-labeled input fields.
See detailed calculations, breakdowns, and visual charts — instantly. Export or share your results.
"The Freelance Rate Calculator completely changed how I price my services. I realized I was undercharging by 30% to cover my self-employment taxes. This tool is a lifesaver!"
"As a small business owner, tracking cash flow and calculating true employee costs used to take me hours on Excel. BizCalcLab's tools are incredibly fast, accurate, and completely free."
"I was struggling to understand my break-even point before launching a new product line. The visual charts generated by the calculator made the numbers instantly make sense."