A little clarity.
A lot more time.
Dates, days, hours, and time zones.
Simple tools to figure them out — so you can
get on with the good stuff.
Make the most of your time.
Date difference
Count the days between two dates.
DatesAge calculator
Your age, down to the day.
DatesAdd or subtract days
Find the date on either side of today.
DatesBusiness days
Count weekdays. Skip the weekends.
DatesTime zone converter
Find a good time, anywhere.
TimeTime duration
Add up the hours and minutes.
TimeCountdown
Keep a little time for the big day.
TimersStopwatch
Start. Stop. Take your time.
TimersUnix timestamp
Turn timestamps into readable dates.
TimeDay of the week
Find out which day a date falls on.
DatesWeek number
Find the ISO week for any date.
DatesDay of the year
See how far through the year you are.
DatesExplore by category.
Three simple families of tools — pick the one that fits the moment.
Big plans start
with a little date.
A trip worth counting down to. A deadline to work back from. A birthday you’d never miss. Get the dates right, and leave room for everything else.
Find the days betweenPlenty of time to make something good.
One moment in three places. Example shown in summer.
A world of time.
All on the same page.
Make the call. Plan the catch-up. Find a time that works on both sides of the world.
Bring your time zones togetherMade for real moments.
Planning a trip
Count down the days until you’re finally off.
Counting to the big day
Know exactly how long until “I do.”
Hitting a deadline
Work backwards and stay comfortably ahead.
Working across zones
Find a time that suits both sides of the map.
Never missing a birthday
See which day of the week it lands on.
Tracking a project
Count the working days, skip the weekends.
Simple, every time.
Pick a tool
Twelve to choose from — dates, days, hours, or time zones.
Add your details
Type in your dates or times. Everything stays in your browser.
Get a clear answer
No clutter, no accounts. Just the number you were after.
Kind words.
Planning our wedding across two time zones suddenly felt easy. I’m on it almost every day now.
No sign-up, no clutter — just the answer. It’s the only date calculator I keep bookmarked.
I coordinate calls across three continents. Daylight quietly saves me a headache every week.
Time you enjoy is never time wasted. Spend a little less counting it — and a little more living it.The whole idea behind Daylight.
Your dates stay yours.
Calculations happen in your browser.
No account. No saved personal dates.
Here for your everyday.
Twelve useful tools, free to use.
At your desk or on the go.
Just what you need.
Clear inputs. Useful answers.
A little breathing room.
Questions, answered.
Is Daylight really free?
Yes — every tool, always free. No account, no limits, no catch.
Do you store the dates I enter?
No. Every calculation happens right in your browser — nothing is sent away or saved.
Will it work on my phone?
Absolutely. Daylight works on any device — phone, tablet, or desktop.
Do the business-day tools count holidays?
They skip weekends automatically. Public holidays vary by country, so those are left for you to adjust.