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Date & Time
Birthday Countdown Calculator
A birthday countdown is useful for party planning, because the number of weekends left usually matters more than the raw day count.
How it works
Birthday (any year)
Days to go
Weeks to go
Hours to go
Weekends to go
Months to go
Frequently asked questions
How do I use the Birthday Countdown Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.