Free calculators, converters, generators, and tools.
Popular Tools | New Tools | All Categories
BUILD YOUR OWN APP
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 T-score from a sample mean, population mean, ...
Calculate percentage score, letter grade, and points from ...
Calculate number of tiles needed for a floor or wall. Use ...
Calculate tip amount, total, and per-person share for any ...
Calculate overall tire diameter and circumference from tire ...
Calculate vehicle speed from tire diameter and drivetrain ...
Convert engine torque and RPM to horsepower. Use this free ...
Calculate travel time, average speed, or distance from the ...
Estimate how many trees are needed to offset a given amount ...
Calculate triangle area, perimeter, angles, and side ...
Calculate total fuel cost for a road trip. Use this free ...
Estimate roasting time for a whole turkey based on weight ...
Calculate typing accuracy and net WPM from gross WPM and ...
Calculate U-value (thermal transmittance) from R-value and ...
Calculate probabilities and statistics for a continuous ...
Generate RFC 4122 version 4 (random) UUIDs using the ...
Calculate minimum ventilation CFM for a space based on area ...
Calculate vinyl siding panels and squares needed. Use this ...
Estimate VO2 max from a 1.5-mile run time or heart rate ...
Convert volume values between common liquid and capacity ...
Calculate walking pace, time, or distance. Use this free ...
Calculate rolls of wallpaper needed for a room. Use this ...
Estimate your daily and annual water footprint from common ...
Estimate water heater tank size or first-hour rating ...
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.