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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 Poisson probabilities for rare event counts. Use ...
Calculate confidence interval for a population proportion. ...
Look up port ranges, classify a port number, and check ...
Calculate concrete needed to set fence or deck posts in ...
Convert pounds to grams. Use this free browser-based pounds ...
Convert pounds to stone. Use this free browser-based pounds ...
Calculate the prime factorization of an integer. Use this ...
Check whether an integer is prime or composite. Use this ...
Calculate basic, complementary, union, and intersection ...
Solve proportions and missing values in equivalent ratios. ...
Calculate the missing side of a right triangle using the ...
Solve quadratic equations using coefficients a, b, and c. ...
Calculate Q1, Q2, Q3 quartiles from a dataset. Use this ...
Predict finish time for a new race distance based on a ...
Convert angle measurements from radians to degrees. Use ...
Calculate BTU output needed from a radiator for a given ...
Calculate common rafter length from run and pitch. Use this ...
Estimate how much rainwater you can collect from a rooftop ...
Calculate ramp length, slope ratio, and ADA compliance for ...
Generate a random number within a selected range. Use this ...
Pick one or more random items from a list you provide. Use ...
Randomly divide a list of names into equal-sized teams. Use ...
Simplify ratios and compare proportional values. Use this ...
Calculate multiple readability scores for any text (Flesch, ...
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.