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.

44 tools

Common life, date, calendar, body, and public information utilities.

Age, leap year, day-of-year, English date formats, and Japanese era conversion.

Date math, range summaries, week numbers, month calendars, durations, quarters, and format conversion.

Workdays, countdowns, stopwatch/timer, world time, and business-hour calculations.

Lunar dates, lunar-to-solar conversion, 24 solar terms, and Chinese almanac lookup.

Muscles, height, BMI, BMR, body fat, healthy weight, calories, sleep, and water intake.

Menstrual cycle prediction and pregnancy due date lookup.

Units, RMB uppercase, China ID, fuel consumption, shelf life, and GPA.

Chinese relation titles, Bazi entertainment, zodiac, dream lookup, and feng shui study.

Global attractions, photo spots, food, activities, and travel tips.

Use this unit converter tool to inspect, convert, or generate a clear result directly in your browser.

Use this rmb uppercase converter tool to inspect, convert, or generate a clear result directly in your browser.

Use this china id checker tool to inspect, convert, or generate a clear result directly in your browser.

Calculate L/100km, km/L, fuel cost, and cost per kilometer from distance, fuel, and price.

Calculate an expiry date and remaining days from production date and shelf-life days.

Estimate weighted GPA from course credits and numeric or letter grades.