Time & Date Tools

Work with time easily: convert time zones, parse timestamps, create countdowns, calculate ages, and more—right in your browser.

27 tools available

Blockchain Tools 1

Blockchain Timestamp Converter

Convert blockchain timestamps to human-readable date and time. Convert Unix timestamps to datetime and vice versa for Ethereum, Bitcoin, and all EVM-compatible blockchains.

Blockchain Tools

Calculators 3

Ovulation calculator

Calculate your ovulation date and fertile window to increase chances of conception. Free ovulation calculator with personalized fertility calendar and cycle tracking.

Calculators › Health & Fitness
Pregnancy due date calculator

Calculate your pregnancy due date and track pregnancy milestones. Free pregnancy calculator using LMP, conception date, or ultrasound data with trimester tracking.

Calculators › Health & Fitness
Sleep cycle calculator

Calculate the best time to wake up or go to sleep based on sleep cycles. Free sleep calculator to help you wake up refreshed during light sleep phases.

Calculators › Health & Fitness

Time Tools 22

Lunar Calendar

Convert between solar and lunar calendar dates. Free Chinese lunar calendar converter with zodiac animals and stem-branch system. Accurate date conversion tool.

Time Tools
Work Shift Scheduler

Free online work shift scheduler. Create rotating employee schedules, manage work shifts, and export to CSV or ICS calendar format. Perfect for shift planning and team scheduling.

Time Tools
Equinox & Solstice

Find exact dates and times of spring equinox, summer solstice, autumn equinox, and winter solstice for any year. Free astronomical calculator with timeline visualization.

Time Tools
Daylight Duration

Calculate total daylight hours for any date and GPS location. Enter coordinates or auto-detect your position to get sunrise, sunset, and day versus night duration instantly.

Time Tools
Season Calendar

Free season calendar calculator. Find exact start and end dates for spring, summer, autumn, and winter based on astronomical equinoxes and solstices for any hemisphere.

Time Tools
Sun Path

Visualize sun path and find golden hour times for photography. Interactive chart shows sun position, altitude, azimuth throughout the day. Perfect for photographers.

Time Tools
Sunrise Sunset

Free sunrise sunset calculator. Find sunrise, sunset, solar noon times for any location and date. Includes twilight times. Accurate astronomical calculations.

Time Tools
Moon Phase Calendar

Free moon phase calendar showing lunar cycles, full moons, new moons. Track moon phases by month or year. Beautiful interactive lunar calendar with illumination percentages.

Time Tools
Age calculator

Calculate your exact age in years, months, days, hours, minutes and seconds. Find out when you will reach a certain age. Free online age calculator with detailed breakdown.

Time Tools
Birthday calculator

Calculate your next birthday date, age at next birthday, and time remaining until your next birthday. Free online birthday calculator with detailed breakdown.

Time Tools
Calendar Generator

Free online calendar generator to create custom printable calendars. Choose year, month, start day, add holidays, notes, and customize colors. Generate PDF or print directly. Perfect for planning, scheduling, and organizing your time.

Time Tools
Countdown Timer

Free countdown timer online. Set custom timers with alarm, notifications, and fullscreen mode. Perfect for Pomodoro, cooking, workouts, and time management.

Time Tools
Date Difference Calculator

Free online date difference calculator. Calculate the exact number of days, weeks, months, and years between two dates. Perfect for age calculation, project planning, event countdown, and date duration analysis.

Time Tools
Epoch Converter

Free online Unix epoch converter. Convert Unix timestamp to human-readable date and vice versa. Support batch conversion, auto-detect format, multiple timezones. Perfect for developers working with epoch time.

Time Tools
Meeting Time Planner

Free meeting time planner for scheduling across multiple timezones. Add participants with their timezones and get suggestions for the best meeting time slots. Perfect for remote teams, international meetings, and global collaboration.

Time Tools
Pomodoro Timer

Free Pomodoro timer for productivity. 25-minute focus sessions with breaks. Track completed sessions, view statistics, and boost your work efficiency with the Pomodoro Technique.

Time Tools
Stopwatch

Free online stopwatch with lap counter and split times. Perfect for timing workouts, races, cooking, studying, or any activity. Features include precise millisecond timing, unlimited laps, statistics, fullscreen mode, and keyboard shortcuts. Works on all devices.

Time Tools
Time Add Subtract Calculator

Free online time calculator to add or subtract hours, minutes, and seconds. Perfect for calculating work hours, time tracking, scheduling, project planning, and time duration calculations. Easy to use with instant results.

Time Tools
Time Interval Splitter

Split time ranges into equal intervals for scheduling, shift planning, and time management. Create hourly blocks, meeting slots, and work periods with visual timeline.

Time Tools
Timezone Converter

Free online timezone converter. Convert time between any timezones worldwide, schedule meetings across time zones, view current time in multiple cities, and calculate time differences. Perfect for remote teams, international business, and travelers.

Time Tools
Working Days Calculator

Free online working days calculator. Calculate business days between dates, add or subtract workdays, exclude weekends and holidays. Perfect for project planning, deadline calculation, and leave management.

Time Tools
World Clock

Free online world clock displaying current time in multiple cities and timezones simultaneously. Add/remove timezones, view UTC offsets, time differences, and coordinate across global teams. Perfect for remote work, international business, and travel planning.

Time Tools

Video Tools 1

Video Upload Time

Estimate how long it takes to upload your video based on file size, bandwidth, and network overhead. Pick presets or enter custom speeds to plan deliveries confidently.

Video Tools