# CalcaTools Tools > Fast, private, browser-based calculators and tools. ## Core Tools - [Privacy Policy](https://calcatools.com/privacy-policy/) - [Mortgage Calculator | Estimate Monthly Home Loan Payments](https://calcatools.com/finance-calculators/mortgage-calculator/) - [About CalcaTools](https://calcatools.com/about/) - [Contact](https://calcatools.com/contact/) - [Terms of Service](https://calcatools.com/terms-of-service/) - [Disclaimer](https://calcatools.com/disclaimer/) - [Amortization Calculator | Create Full Loan Payment Schedule](https://calcatools.com/finance-calculators/amortization-calculator/) - [Currency Calculator | Convert Between Currencies Using Your Rate](https://calcatools.com/finance-calculators/currency-calculator/) - [Finance Calculator | Solve Time-Value, NPV, and IRR Problems](https://calcatools.com/finance-calculators/finance-calculator/) - [Income Tax Calculator | Estimate Federal Tax and Bracket Impact](https://calcatools.com/finance-calculators/income-tax-calculator/) - [Interest Calculator | Compare Simple and Compound Interest](https://calcatools.com/finance-calculators/interest-calculator/) - [Investment Calculator | Project Future Value and CAGR](https://calcatools.com/finance-calculators/investment-calculator/) - [Loan Calculator | Estimate Monthly Payment and Total Interest](https://calcatools.com/finance-calculators/loan-calculator/) - [Payment Calculator | Compute Monthly Payment and Amortization](https://calcatools.com/finance-calculators/payment-calculator/) - [Retirement Calculator | Project Savings, Income, and Shortfall](https://calcatools.com/finance-calculators/retirement-calculator/) - [Salary Calculator | Convert Between Pay Frequencies](https://calcatools.com/finance-calculators/salary-calculator/) - [Sales Tax Calculator | Calculate Tax or Pre-Tax Price](https://calcatools.com/finance-calculators/sales-tax-calculator/) - [Tip Calculator | Compute Tip, Split Bills, and Totals](https://calcatools.com/finance-calculators/tip-calculator/) - [BAC Calculator | Estimate Blood Alcohol and Time to Zero](https://calcatools.com/health-calculators/bac-calculator/) - [BMI Calculator | Measure BMI and See Weight Category](https://calcatools.com/health-calculators/bmi-calculator/) - [BMR Calculator | Estimate Basal Metabolic Rate](https://calcatools.com/health-calculators/bmr-calculator/) - [Body Fat Calculator | Estimate Body Fat Using Navy Method](https://calcatools.com/health-calculators/body-fat-calculator/) - [Body Type Calculator | Identify Shape From Bust-Waist-Hip Ratios](https://calcatools.com/health-calculators/body-type-calculator/) - [Calorie Calculator | Find Daily Calories For Weight Goals](https://calcatools.com/health-calculators/calorie-calculator/) - [Calories Burned Calculator | Estimate calories via METs](https://calcatools.com/health-calculators/calories-burned-calculator/) - [Carbohydrate Calculator | Get daily carb grams from calories](https://calcatools.com/health-calculators/carbohydrate-calculator/) - [Conception Calculator | Find conception and ovulation dates](https://calcatools.com/health-calculators/conception-calculator/) - [Fat Intake Calculator | Estimate Daily Fat Grams and Guidelines](https://calcatools.com/health-calculators/fat-intake-calculator/) - [GFR Calculator | Estimate eGFR and Classify CKD Stage](https://calcatools.com/health-calculators/gfr-calculator/) - [Macro Calculator | Split Daily Calories Into Protein, Carb, Fat](https://calcatools.com/health-calculators/macro-calculator/) - [One-Rep-Max Calculator | Estimate 1RM and Training Percentages](https://calcatools.com/health-calculators/one-rep-max-calculator/) - [Ovulation Calculator | Estimate Ovulation Date and Fertile Window](https://calcatools.com/health-calculators/ovulation-calculator/) - [Pace Calculator | Compute Pace, Speed, and Predicted Race Times](https://calcatools.com/health-calculators/pace-calculator/) - [Period Calculator | Predict Next Period Dates and Ovulation](https://calcatools.com/health-calculators/period-calculator/) - [Pregnancy Calculator | Track Pregnancy Week, Due Date, Milestones](https://calcatools.com/health-calculators/pregnancy-calculator/) - [Protein Calculator | Calculate Daily Protein And Per-Meal Targets](https://calcatools.com/health-calculators/protein-calculator/) - [Target Heart Rate Calculator | Estimate zones with Karvonen](https://calcatools.com/health-calculators/target-heart-rate-calculator/) - [TDEE Calculator | Estimate Daily Maintenance Calories And Targets](https://calcatools.com/health-calculators/tdee-calculator/) - [Area Calculator | Compute shape areas with formulas](https://calcatools.com/math-calculators/area-calculator/) - [Big Number Calculator | Compute arithmetic on big integers](https://calcatools.com/math-calculators/big-number-calculator/) - [Binary Calculator | Convert Bases And Perform Binary Arithmetic](https://calcatools.com/math-calculators/binary-calculator/) - [Circle Calculator | Derive All Circle Measures From One Value](https://calcatools.com/math-calculators/circle-calculator/) - [Confidence Interval Calculator | Get mean & proportion CIs](https://calcatools.com/math-calculators/confidence-interval-calculator/) - [Distance Calculator | Compute coordinate distance in mi, km, or NM](https://calcatools.com/math-calculators/distance-calculator/) - [Exponent Calculator | Compute Powers For Any Real Exponent](https://calcatools.com/math-calculators/exponent-calculator/) - [Factor Calculator | List All Factors And Prime Factorization](https://calcatools.com/math-calculators/factor-calculator/) - [Fraction Calculator | Compute And Simplify Fraction Operations](https://calcatools.com/math-calculators/fraction-calculator/) - [Half-Life Calculator | Solve half-life time or quantity](https://calcatools.com/math-calculators/half-life-calculator/) - [Hex Calculator | Convert Bases And Perform Hexadecimal Arithmetic](https://calcatools.com/math-calculators/hex-calculator/) - [LCM Calculator | Find LCM and GCF using prime factors](https://calcatools.com/math-calculators/lcm-calculator/) [Full catalog](https://calcatools.com/llms-full.txt)