Side hustle and business calculators
Price your work, check whether a side hustle is profitable, and find your break-even point.
6 free calculators
Freelance Hourly Rate Calculator
Find the hourly rate you need to charge to hit your income goal after costs, tax and time off.
Open calculator →Profit Margin & Markup Calculator
Calculate profit margin and markup from cost and selling price, or find the price for a target margin.
Open calculator →Break-Even Calculator
Find how many sales you need to cover fixed costs and start making a profit.
Open calculator →Seller Profit Calculator (Etsy, eBay, Amazon)
Estimate profit per sale after marketplace fees, shipping and item cost.
Open calculator →YouTube Earnings Estimator
Estimate how much a YouTube channel could earn from views using RPM.
Open calculator →Self-Employment Tax and Quarterly Tax Calculator (US 2025)
Work out self-employment tax, federal income tax and the quarterly payment to set aside from freelance or business profit.
Open calculator →Money guides for Side Hustle & Business
All guides →Side Hustle Math: How Much Can You Really Earn?
Honest numbers for common money-making ideas: selling products, YouTube, freelancing and overtime, with break-even math.
Read guide →How to Make a Budget in 5 Simple Steps
A beginner-friendly guide to building a monthly budget that you can actually stick to.
Read guide →How to Save Money: 10 Practical Ways with Real Numbers
Ten proven ways to save money, each with the math showing how much you can keep every year.
Read guide →How to Price Freelance Work (Without Undercharging)
Work backwards from the income you want, add tax and costs, and divide by realistic billable hours to find your rate.
Read guide →Self-Employed Taxes Made Simple
How self-employment tax works, why you set money aside from every payment, and how to estimate your yearly bill.
Read guide →How Income Tax Brackets Really Work
Marginal vs effective tax rate explained with a worked example, and why a raise never leaves you with less take-home pay.
Read guide →Other calculator categories
Mortgage & Home Buying
Work out your monthly payment, how much house you can afford, and whether renting or buying wins.
- Mortgage Calculator
- How Much House Can I Afford?
- Refinance Break-Even Calculator
- Down Payment Savings Calculator
Loans & Car Finance
See what a loan really costs, how much car you can afford, and how much interest an extra payment saves.
- Loan Payment Calculator
- Car Loan Calculator
- Car Affordability Calculator
- Student Loan Payoff Calculator
Debt Payoff
Find the fastest and cheapest way out of debt, and see if a balance transfer is worth the fee.
- Credit Card Payoff Calculator
- Debt-to-Income (DTI) Calculator
- Debt Payoff Planner (Snowball vs Avalanche)
- Balance Transfer Calculator
Savings & Interest
See how small amounts grow, how long a savings goal takes, and how much cushion you really need.
- Compound Interest Calculator
- Savings Goal Calculator
- Simple Interest Calculator
- Savings Interest (APY) Calculator
Investing & Returns
Measure what an investment really earned, what inflation takes back, and how long it takes to reach a big goal.
- Inflation Calculator
- ROI Calculator
- Dividend Income Calculator
- CAGR Calculator
Retirement Planning
See how much you need to retire, what your 401k can become, and how long your money will last.
- Retirement Savings Calculator
- FIRE Number Calculator
- Roth vs Traditional IRA Calculator
- 401(k) Calculator with Employer Match
Budgeting & Net Worth
Plan your month, check your financial health, fix a deficit and plan big events with clear numbers.
- 50/30/20 Budget Calculator
- Net Worth Calculator
- Monthly Financial Planner
- Wedding Budget Calculator
Smart Spending & Shopping
Check a deal, split a bill, and see what small daily habits and subscriptions really cost over the years.
- Tip & Bill Splitter
- Percentage Calculator
- Discount Calculator
- Sales Tax & VAT Calculator
Salary & Pay
Know what your time is worth, what a raise adds up to, and which job offer is really better.
- Salary to Hourly Calculator
- Hourly to Salary Calculator
- Overtime Pay Calculator
- Pay Raise Calculator