Free Online Calendar & Date Tools
📍 Using your browser timezone for accurate local time — no location data is collected or stored
Quick Tools
Days Between Dates
Calculate the exact number of days between any two dates
Age Calculator
Your exact age in years, months and days
Custom Countdown
Build a countdown to any event or date
Moon Phase
Today's moon phase, illumination and lunar calendar
School Holidays
Dates for AU, UK, US, NZ, CA and more
Week Number
Find the ISO week number for any date
Date Calculator
Add or subtract days, weeks and months from a date
Printable Calendar
Generate and print any month or year
World Clock
Live times for major cities and time zones
Stopwatch & Timer
Browser stopwatch and countdown timer
Date Reminders
Save simple reminders in your browser
Tide Times
US coastal tide predictions via NOAA — search by station or city
Featured Countdowns
Everything You Need to Plan Your Time
Date Calculators
Find the exact number of days, weeks or months between any two dates. Add or subtract time from a date. Find out what day of the week any date falls on — past, present or future.
Countdowns
Build a custom countdown to any event — a holiday, a birthday, a launch date, an exam. Save it and share it. Or browse our featured countdowns for Christmas, Easter, Mother's Day and more.
Astronomy & Moon
Check tonight's moon phase, track the full moon calendar and discover your zodiac sign. All calculated in your browser, accurate to the day, with no data collected.
School & Public Holidays
School holiday dates for Australia, the UK, the US, New Zealand, Canada and South Africa. Public holiday calendars so you're never caught off guard by a long weekend.
Time & World Clock
Live clocks for cities around the world, a time zone converter, stopwatch and countdown timer. Set browser-based date reminders that alert you right on the page.
Printable Calendars
Generate and print any month or year in a clean, minimal layout. Year-at-a-glance view for planning ahead. No watermarks, no sign-up — just print and go.
How to Use MyCalendarTools
Every tool on this site works instantly in your browser — no downloads, no accounts, no subscriptions. Pick any tool from the Quick Tools grid above, enter your details, and get an answer in seconds. The date/time at the top of this page updates live to show your local time using your browser timezone, with no location data collected or stored. Use the search bar above to find any tool by name or keyword.
Browse the tool grid or use the search bar to find what you need
Type in dates, locations or settings — every tool has clear labels and hints
Results appear instantly — copy, share or print straight from the page
Frequently Asked Questions
Yes — completely free. Every tool on this site is free to use with no account, no subscription and no hidden charges. The site is supported by non-intrusive Google AdSense advertising.
No account is required for any tool. Date Reminders save to your browser's local storage, not to our servers. Nothing about you is stored on our end.
The date and time shown at the top of this page is read directly from your device using your browser's timezone setting. No GPS or IP location is used, and no location data is collected or sent to our servers.
We currently cover Australia (all states), the United Kingdom, the United States, New Zealand, Canada and South Africa. More countries will be added over time.
Absolutely — we'd love to hear from you. Send a message via the Contact page with your idea.