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 the odds of winning a lottery by matching ...
Calculate population size under logistic growth with a ...
Calculate loan-to-value ratio for a property purchase or ...
Calculate slope, intercept, and R² for a simple linear ...
Identify the limiting reactant from two reactant quantities ...
Calculate total lumens needed and number of light fixtures ...
Convert letter grades to GPA points on a 4.0 scale. Use ...
Calculate the total cost of buying out your leased vehicle. ...
Calculate the cost of doing laundry per load and annually. ...
Convert liters per 100 kilometers to miles per gallon. Use ...
Calculate fuel consumption in liters per 100 kilometers. ...
Calculate kinetic energy from mass and velocity. Use this ...
Convert a JSON object or array to YAML format. Use this ...
Convert a JSON array of objects to CSV format. Use this ...
Minify JSON by removing all unnecessary whitespace. Use ...
Estimate water needed to irrigate a lawn or garden area. ...
Convert an IPv4 start/end address range to CIDR blocks and ...
Calculate subnet details from an IP address and CIDR ...
Calculate IQR and detect outliers using the 1.5×IQR rule. ...
Calculate total R-value of a wall or ceiling assembly. Use ...
Calculate insulation area coverage needed for walls, ...
Calculate impulse from force and time, or from change in ...
Solve the ideal gas law (PV = nRT) for any unknown ...
Calculate [OH⁻] concentration from pOH or pH. Use this free ...
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.