🧮 Calculators
139 tools in this category • Page 2 of 5 • All free to use
About Calculators
Our calculator collection provides accurate, instant results for a wide range of mathematical, financial, health, chemistry, and marketing calculations. Whether you are planning your budget, checking your health metrics, analyzing marketing campaigns, or performing complex scientific operations, these tools deliver professional-grade accuracy with user-friendly interfaces.
All calculators work entirely in your browser for privacy and provide detailed breakdowns of results with industry benchmarks where applicable. Perfect for students, professionals, marketers, and anyone who needs reliable calculation tools.
Explore Other Categories
Cooking Time Adjuster
Calculate adjusted cooking times for different oven temperatures with safety guidelines and food-specific recommendations
Credit Score Aging Simulator
Simulate how aging credit accounts affects your credit score over time with detailed analysis and improvement strategies
Credit Score Planner Scenario Tool
Plan and project future credit score improvements based on planned payments, debt reduction, and credit management strategies with detailed month-by-month scenarios
Credit Score Simulator
Simulate credit score changes and optimize financial decisions with FICO score modeling
Credit Utilization Calculator
Professional credit utilization calculator with credit score impact analysis, optimization recommendations, and comprehensive credit health assessment for improving creditworthiness and financial planning
Crown Molding Angle Guide
Calculate precise miter and bevel angles for crown molding cuts based on corner type and mounting method
Cut List Calculator
Calculate optimized cutting layouts from material sheets and cut lists to minimize waste in woodworking and fabrication projects
Date Calculator
Calculate date differences, add/subtract days, and perform comprehensive date calculations
Date Difference Business Days Calculator
Professional date difference business days calculator tool
Date Difference in Hours/Minutes
Calculate precise time differences between dates with hour and minute granularity for detailed duration analysis
Date to Day of the Week Calculator
Find what day of the week a specific date fell on - perfect for birthdays, historical events, and planning
Date-of-Birth Age Breakdown Calculator
Professional age calculator that provides comprehensive age breakdown in years, months, days, hours, and minutes with detailed life statistics, milestone tracking, and multi-format time analysis for personal records, legal documentation, and milestone celebrations
Debt Payoff Calculator
Professional debt payoff calculator with snowball and avalanche strategies for optimal debt elimination
Debt-to-Income Ratio Calculator
Professional debt-to-income ratio calculator with mortgage qualification analysis, comprehensive debt tracking, and financial recommendations for optimizing DTI ratios and improving loan approval chances.
Diaper Change Log
Record and track diaper changes with pattern analysis for better baby care monitoring
Dividend Calculator
Professional dividend calculator with yield analysis, growth projections, and income planning tools
Drywall Estimator - Sheets & Supplies Calculator
Calculate drywall sheets, tape, and compound needed for room dimensions with waste factors and cost estimation
Due Date Calculator
Calculate estimated pregnancy due date from last menstrual period (LMP) or conception date with gestational age tracking
Elapsed Time Calculator
Calculate precise elapsed time between two dates with comprehensive breakdown in years, months, days, hours, minutes, and seconds
Engineering Calculator
Multi-discipline engineering calculator for structural, electrical, mechanical, and civil calculations
Epoch Calculator
Professional epoch calculator tool
Exponent Calculator
Calculate powers and exponents instantly - raise any number to any power (2^8 = 256) with step-by-step explanations
Fence Panel Planner
Calculate fence panels, posts, and spacing with professional SVG layout visualization for accurate material planning
Fermentation Day Counter
Track fermenting foods like kimchi, bread starter, pickles with day counting, progress tracking, and completion estimates
Fraction Simplifier
Reduce fractions to lowest terms using GCD algorithm with step-by-step explanations
Frost Date Finder
Find average first and last frost dates by US location with agricultural planning guidance and climate zone information
GTIN Check Digit Calculator
Calculate check digits for GTIN-8, GTIN-12, GTIN-13, and GTIN-14 codes with batch processing support for retail and inventory management
Garden Budget Planner
Track costs for seeds, soil, plants, and garden materials with budget analysis and spending breakdown
Garden Yield Estimator
Estimate harvest yield by plant type and growing area for vegetable gardens and small farms
Geometry Calculator
Calculate areas, perimeters, volumes, and surface areas for geometric shapes