Percentage Change
Percentage change equals the change in value divided by the absolute value of the original value, multiplied by 100.
Fahrenheit from/to Celsius
To convert Fahrenheit to Celsius, subtract 32 from the Fahrenheit value and then divide the result by 1.8 (or 5/9).
JSON validate
JSON validate checks JSON data for malformed JSON and also beautifies the JSON into a more readable format.
Age calculator
Age calculator finds age in years, months, days and minutes.
BMI calculator
BMI calculator helps find body mass index - the number often used to jduge whether a weight is healthy.