Date & Life All Tools

Calendar, date, number segment, region and cost of living query.

Date & Life37

Calendar, date, number segment, region and cost of living query.

Perpetual calendar and lunar calendar conversion
Two-way conversion of the Gregorian lunar calendar, check the arrangements for stems and branches, solar terms, festivals and 2026 holidays.
calculator
Calculate the number of days difference between two dates, or query the specified number of days before and after a date.
Age and birthday calculation
Calculate the age, month age, birth day and next birthday.
world time zone conversion
Change meeting time by source timezone and compare local times for multiple areas.
Countdown and Stopwatch
Create multiple countdowns, Pomodoros, or stopwatches that support pauses, continues, and resets.
Mobile phone number attribution query
Check the province and city, original operator, area code and zip code of the mobile phone number segment.
Area code zip code query
Reverse region information by region name, telephone area code or zip code.
License plate abbreviation query
Check the abbreviations of provincial-level license plates in mainland China and the prefixes of cities that have been included.
Home Electricity Calculator
Estimate household electricity and electricity charges based on electrical power, usage time and electricity price.
Fuel consumption and travel cost
Calculate the fuel consumption of 100 kilometers, the cost of a single kilometer and the fuel cost of the planned itinerary.
Date week and week
The date of the week is the day of the week, the day of the year and the number of ISO weeks.
Calculation of working days and self-determined rest days
Work days within the statistical date range, self-fill rest days and make-up dates are supported.
Duration and conversion
Batch adds hours, minutes and seconds to total hours and total minutes.
Recipe usage conversion
Convert the weight of the ingredients in batches according to the original number and the target number.
Running speed calculation
It is used to calculate the speed, average speed and the distance target distance from the distance and completion time.
Parking fee rules
The parking fee is estimated according to the free time of self-fill, billing unit, unit price and capping every 24 hours.
Express volume and weight calculation
Compare the actual weight of the package and the volume weight, and estimate the billing weight.
Tile usage and budget
Estimate the number of pieces, number of boxes and brick purchase budget according to the paving area, tile size and loss rate.
Date addition and subtraction calculation
Count days, months and years forward or backward from the specified date.
Schedule Time Conflict Check
Check the time overlap for multiple schedules on the same day, and count the total usage time.
Estimated wall paint usage
Estimate paint purchases based on wall area, door and window area, paint number and coverage rate.
Estimate of electricity consumption and cost of home appliances
Estimate power consumption and electricity charges based on equipment power, daily usage time and number of days.
EV Charging Cost Calculator
Estimate power consumption, cost and duration of battery capacity, power change and charging efficiency.
Expiration Date Calculator
Calculate the maturity boundary according to the production date and the number of shelf days, and you can choose whether the production date is counted as the first day.
12/24-Hour Time Converter
Switch between the 24-hour system and the 12-hour system with AM and PM, and the number of seconds is retained.
English Date Format Converter
Convert Gregorian dates to British, American and ISO dates and display English days.
Brick Quantity Calculator
The number of bricks for single-layer walls is estimated according to the net area of the wall, the size of the brick surface, the gray joints and the loss.
Concrete Volume Calculator
Estimate volume and loss purchase amount based on rectangular plate, cylinder or cuboid size.
Tiered Water Bill Calculator
Calculate the water fee details according to the self-fill stairs usage, unit price and surcharge.
Tiered Gas Bill Calculator
Calculate the tracing bill according to the self-fill gas ladder price and fixed cost.
Wallpaper Quantity Calculator
Estimate the number of the entire roll according to the length, height, coil size and flower distance of the wall.
Curtain Fabric and Cost Calculator
Estimate fabrics and costs based on track width, finished product height, fold multiples and cloth width.
Travel Budget Calculator
Fill in the team fixed fee, each person fee and daily cost respectively, and summarize the travel budget.
Chinese Almanac
Check the lunar calendar, solar term, traditional taboos, rush evil and orientation of today or on a specified date.
China Public Holiday Countdown
Check how many days there are in each holiday throughout the year, show the number of holidays, work on vacation and status.
Calendar Event ICS Generator
Generate a single event file that can import the calendar application, support time zone and early reminder.
Round-Robin Schedule Generator
Generate a single-cycle or host and guest swap double-cycle schedule for the entry list, and automatically arrange odd-numbered rounds.