Life
Free online life tool collection, providing various practical tools for daily life such as mortgage calculator, personal income tax calculator, exchange rate conversion, perpetual calendar, express delivery query, BMI health calculation, age calculation, unit conversion, etc. The data is accurate, the operation is simple, and it meets various calculation and query needs in daily life.
Conversion
Unit Converter
Convert across seven categories: length, weight, temperature, area, volume, speed and data
Income tax
Income Tax Calculator
Annual income tax under the seven-bracket progressive rates, including social insurance and special deductions
Salary
Salary and Social Insurance Calculator
Take-home pay before and after tax, social insurance breakdown and total annual income
Retirement
Retirement Savings Calculator
How much you need at retirement, what to save monthly, and how long current savings last
Mortgage
Mortgage Calculator
Compare equal instalment and equal principal mortgages, with monthly payment, total interest and prepayment
Electricity
Tiered Electricity Bill Calculator
Monthly and annual electricity bill under residential tiered pricing, with usage and cost per tier
Discount
Discount and Margin Calculator
Discounted price, amount saved and discount depth, plus cost margin and pricing
Date
Date Difference Calculator
Days, months and years between two dates, or project a date forwards and backwards
Investment
Compound Interest and SIP Calculator
Compound growth, systematic investment returns and the years needed to reach a goal
Car loan
Car Loan Calculator
Monthly payment, total interest and down payment options for a car loan, compared across terms and rates
Calorie
Calorie and Exercise Burn Calculator
Estimate daily calorie burn and exercise expenditure, and how long weight loss takes
Age
Age Calculator
Exact age in years and days from your birth date, plus zodiac sign and life milestones
Weather
Weather Lookup
Live weather for your current city by default, with search for cities worldwide
Stopwatch
Stopwatch
Precise 0.01s online stopwatch with lap times, pause/resume and reset.
Schedule
Daily Schedule
Set wake and bedtime to auto-generate a day activity timeline.
Pomodoro
Pomodoro Timer
Classic 25-minute pomodoro timer with custom durations and auto break rotation.
Plants
Plant Care Reminder
Built-in watering and fertilizing schedules with automatic next-date reminders.
Pet Age
Pet Age Converter
Convert cat and dog age to human years with the classic rule, plus life stages.
Period
Period Cycle Predictor
Predict next period, ovulation and fertile window from your cycle data, marked on a calendar.
Mood
Mood Diary
Daily mood tracker with notes and a colour-coded monthly calendar.