Calcverse — Free online calculators and unit converters
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- 01
Mortgage Calculator
Estimate monthly payments, total interest, and full amortization for a home loan.
- 02
Loan Calculator
Monthly payment, interest, and payoff schedule for any fixed-term loan.
- 03
Tip Calculator
Split a bill, add a tip, and get each person's share.
- 04
Salary Calculator
Convert between hourly, weekly, monthly, and annual pay.
- 05
BMI Calculator
Body Mass Index for adults, with WHO category interpretation.
- 06
Percentage Calculator
What is X% of Y, X is what % of Y, and percentage change — all in one place.
Recently added
- 01
Random Number
Cryptographically-random integer in a range.
- 02
Password Strength
Estimate password entropy and time to crack under a plausible attack.
- 03
Grade Calculator
What score do I need on the final to hit a target grade?
- 04
GPA Calculator
Grade point average from letter grades and credit hours (US 4.0 scale).
- 05
Discount Calculator
Sale price after a percentage or fixed discount.
- 06
Trip Time
How long a trip will take at a steady speed.
Editor’s picks
- 01
Mortgage Calculator
Estimate monthly payments, total interest, and full amortization for a home loan.
- 02
Compound Interest Calculator
Project growth of savings with regular contributions and compounding.
- 03
BMI Calculator
Body Mass Index for adults, with WHO category interpretation.
- 04
Calorie (TDEE) Calculator
Total Daily Energy Expenditure — daily calories needed to maintain, lose, or gain weight.
Featured guides
Learn the formula, then calculate- 013 min read
A short guide to the Mortgage Calculator
Estimate monthly payments, total interest, and full amortization for a home loan.
- 024 min read
A short guide to the Compound Interest Calculator
Project growth of savings with regular contributions and compounding.
- 035 min read
A short guide to the BMI Calculator
Body Mass Index for adults, with WHO category interpretation.
- 046 min read
A short guide to the Calorie (TDEE) Calculator
Total Daily Energy Expenditure — daily calories needed to maintain, lose, or gain weight.
Why trust Calcverse
- · Formulas verified against primary sources.
- · Calculations run locally, in your browser.
- · No sign-in, no tracking, no ads.
- · Each tool documents its methodology.