工具
免费在线工具，适合所有人。时钟、计数器、游戏等。
计算器
简单的在线计算器，用于基本数学运算
百分比计算器
计算百分比、增加和减少
年龄计算器
精确计算您的年龄（年、月、日）
小费计算器
轻松计算小费和分账
贷款计算器
计算贷款的月供和总利息
折扣计算器
计算折扣价格和节省金额
油费计算器
计算您旅途的燃油费用
成绩计算器
计算加权成绩和GPA
宽高比计算器
计算和转换宽高比
日期间隔计算
计算两个日期之间的天数
投资计算器
计算投资回报和复利
房贷计算器
计算房贷月供和总利息
Tax Calculator
Calculate your income tax for different countries
Gross to Net Salary Calculator
Convert gross salary to net salary for different countries
Retirement Calculator
Plan your retirement savings and estimate when you can retire.
401(k) Calculator
Calculate your 401(k) growth with employer matching.
Debt Payoff Calculator
Create a debt payoff strategy using avalanche or snowball methods.
Credit Card Payoff Calculator
Calculate how long to pay off credit cards and interest costs.
Net Worth Calculator
Track your assets and liabilities to calculate your net worth.
Stock Profit Calculator
Calculate your stock trading profits and returns.
ROI Calculator
Calculate return on investment for any investment.
Profit Margin Calculator
Calculate gross, operating, and net profit margins.
Break-Even Calculator
Find your break-even point for business decisions.
Rent vs Buy Calculator
Compare the costs of renting vs buying a home.
House Affordability Calculator
Find out how much house you can afford.
Refinance Calculator
Calculate potential savings from refinancing your mortgage.
Property Tax Calculator
Estimate your annual property taxes.
Rental Property Calculator
Analyze rental property ROI and cash flow.
HELOC Calculator
Calculate your home equity line of credit options.
Closing Cost Calculator
Estimate closing costs when buying a home.
Student Loan Calculator
Calculate student loan payments and total interest.
GPA Calculator
Calculate your grade point average.
Scholarship Calculator
Estimate your financial aid and scholarship eligibility.
Child Support Calculator
Estimate child support payments based on income.
College Savings Calculator
Plan your college savings with 529 plan projections.
Freelance Rate Calculator
Calculate your ideal freelance hourly rate.
Time to Decimal Calculator
Convert hours and minutes to decimal format.