Everyday lookup tools
Common life, date, calendar, body, and public information utilities.
Subcategories
This category is split by real user workflows so each tool set is easier to scan.
Common life, date, calendar, body, and public information utilities.
Date basics5 toolsAge, leap year, day-of-year, English date formats, and Japanese era conversion.
Date ranges and calendars7 toolsDate math, range summaries, week numbers, month calendars, durations, quarters, and format conversion.
Time, countdown and work hours5 toolsWorkdays, countdowns, stopwatch/timer, world time, and business-hour calculations.
Lunar calendar, solar terms and almanac4 toolsLunar dates, lunar-to-solar conversion, 24 solar terms, and Chinese almanac lookup.
Body metrics and training9 toolsMuscles, height, BMI, BMR, body fat, healthy weight, calories, sleep, and water intake.
Cycle and pregnancy2 toolsMenstrual cycle prediction and pregnancy due date lookup.
Everyday calculators6 toolsUnits, RMB uppercase, China ID, fuel consumption, shelf life, and GPA.
Relations, zodiac and folk culture5 toolsChinese relation titles, Bazi entertainment, zodiac, dream lookup, and feng shui study.
Travel and place recommendations1 toolsGlobal attractions, photo spots, food, activities, and travel tips.
年龄计算与生日查看
输入生日，查看精确年龄、出生星期、下次生日日期和距离生日还有多少天。
年龄生日日期Japanese era date converter
Convert Gregorian dates and Japanese era dates across Reiwa, Heisei, Showa, Taisho, and Meiji with resume-friendly date text.
LookupToolChakanLeap year checker
Check whether a Gregorian year is a leap year and inspect its February and full-year day counts.
LookupToolChakanDay of year calculator
Find the day number, remaining days, quarter, weekday, and leap-year context for a date.
LookupToolChakanEnglish date formatter
Format a date in common US, UK, long, short, ordinal, weekday, and ISO English date styles.
LookupToolChakan