Free Online Calculators — Mortgage, Tax, Tip & More
Everyday calculators for money, fees, and finance. All client-side, no signup required.
Percentage Calculator
Calculate percentages, increases, and decreases effortlessly. Great for shopping discounts, math homework, and financial planning.
Use Tool →Age Calculator
Find your exact age in years, months, and days. Perfect for job applications, legal forms, or just knowing how old you are to the day.
Use Tool →Tip Calculator
Calculate tips instantly and split the bill with friends. Includes standard tipping percentages for easy dining. Perfect for travelers.
Use Tool →PayPal Fee Calculator
Estimate PayPal fees for domestic and international payments. Updated for 2025 rates. Know exactly how much you receive before you invoice.
Use Tool →Stripe Fee Calculator
Calculate Stripe fees for domestic and international payments. Updated for 2025 rates. Know exactly how much you receive before you invoice.
Use Tool →US Freelance Tax Calculator
Estimate your US self-employment tax, federal tax, and state tax as a freelancer. Includes quarterly estimated payment guidance.
Use Tool →Hourly to Salary Converter
Convert hourly rate to annual salary or annual salary to hourly rate instantly. Perfect for job offer comparisons and pay negotiations.
Use Tool →Mortgage Calculator
Calculate your monthly mortgage payment including principal, interest, property tax, insurance, and PMI. Includes full amortization schedule.
Use Tool →Compound Interest Calculator
See how your savings or investments grow over time with compound interest. Supports daily, monthly, and annual compounding with optional monthly contributions.
Use Tool →Loan Amortization Calculator
Calculate monthly payments and total interest for auto, personal, and student loans. View a full year-by-year amortization schedule instantly.
Use Tool →S-Corp vs LLC Tax Calculator
Compare estimated taxes as a sole proprietor vs S-Corp. See your annual SE tax savings and break-even timeline. Educational tool for US freelancers. Free, no signup.
Use Tool →Need a custom tool built for your business?
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