Quick preview color text
Convert temperature to Celsius, Fahrenheit, Kelvin and Rankine
Set countdown by date
Countdown to the next New Year
Online Countdown Tool
Determine whether the product has passed the shelf life
Countdown to closing time
List all leap years between two years
Check if a year is a leap year
A Complete Collection of Common Special Symbols
how old you are
Enter date of birth to calculate age
Time around the world
Western Number to kanji
Western Number to Chinese
Convert numbers to uppercase amounts, support traditional and simplified Chinese
Traditional Colors, Chinese Style
Japanese traditional colors
List of Chinese Historical Dynasties
BMI Calculator
Random Number Generator
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