All Free Online Tools

Browse date, time, random, calculator, conversion, text, and security tools.

Hijri–Gregorian Date ConverterConvert dates between Hijri and Gregorian calendars using Umm al-Qura.

Age CalculatorCalculate age in years, months, days, Hijri, and Gregorian.

Random Choice WheelAdd names and spin the wheel to pick a random winner.

Date Difference CalculatorNewFind the duration between two dates in days, weeks, and months.

Add or Subtract DaysNewAdd or subtract days, weeks, or months from any date.

Business Days CalculatorNewCount business days between dates with configurable weekends.

Countdown TimerNewCreate and share a countdown to any event or deadline.

Time Zone ConverterNewConvert time between popular cities and time zones.

Week Number CalculatorNewFind the ISO week number for any date.

Leap Year CheckerNewCheck whether a year is leap and find the next leap year.

Percentage CalculatorNewCalculate percentages, increases, and decreases.

Unit ConverterNewConvert length, weight, area, and volume quickly.

Temperature ConverterNewConvert between Celsius, Fahrenheit, and Kelvin.

BMI CalculatorNewCalculate adult BMI with a clear health disclaimer.

Secure Password GeneratorNewGenerate strong passwords locally on your device.

Word and Character CounterNewCount words, characters, sentences, and reading time.

Random Number GeneratorNewGenerate random numbers within a range you choose.

List RandomizerNewShuffle any list locally with one click.