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Can't decide? Enter your options and let the app pick one ...
Generate random colors and display their HEX, RGB, and HSL ...
Generate one or more random dates within a specified range. ...
Calculate [H⁺] concentration from pH. Use this free ...
Calculate required HVAC tonnage for a home or commercial ...
Estimate humidifier output (gallons/day) needed for a home. ...
Convert human years to dog years using the logarithmic age ...
Convert human age to cat years. Use this free browser-based ...
Encode text to HTML entities or decode HTML entities back ...
Estimate gross and net profit for a house flip. Use this ...
Calculate the number of usable hosts in a subnet from a ...
Convert horsepower and RPM to engine torque. Use this free ...
Solve for spring constant, force, or displacement using ...
Calculate total annual home CO2 emissions from electricity, ...
Calculate high school GPA from letter grades with optional ...
Calculate buffer pH using the Henderson-Hasselbalch ...
Estimate BTU/hr needed to heat a space based on area and ...
Estimate heat loss through walls, ceiling, and windows. Use ...
Calculate the apparent "feels like" temperature from air ...
Calculate genotype frequencies at Hardy-Weinberg ...
Calculate half-life from decay constant, or find decay ...
Calculate gutter length and number of downspouts needed. ...
Calculate the Gunning Fog readability index based on ...
Calculate grout needed for tiled surfaces. Use this free ...
Calculate GRM to compare rental property values. Use this ...
Calculate gross profit and gross margin percentage. Use ...
Convert grams of a substance to moles using molar mass. Use ...
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.