Countdown Timer
Set a countdown to any future date and time and watch it tick down live. Supports multiple saved countdowns with custom labels. Free, browser-based.
How the Countdown Works
The timer calculates the difference between right now and your target date/time every second using JavaScript's Date object. Saved countdowns are stored in localStorage — they persist across page refreshes without any account or server involved. You can save up to 10 countdowns.
Common Uses
| Event | Example Target |
|---|---|
| New Year | January 1, 00:00:00 |
| Product launch | Release date & time |
| Meeting deadline | Specific date and hour |
| Birthday | Midnight of the birthday |
| Holiday | Christmas, Eid, Diwali… |
Progress Bar
The progress bar fills from left to right as time passes. It calculates how much of the total duration from "now when you start the timer" to the target has elapsed — giving a visual sense of how close you are.
Popular Countdown Use Cases
Countdown timers are used across a wide range of personal, professional and creative contexts. Product teams use them for launch dates and feature freeze deadlines. Students count down to exam dates and submission deadlines. Families count down to holidays, weddings, graduations and reunions. Event organisers display countdowns to build anticipation before a show or sale goes live. Freelancers set countdowns to contract milestones. You can save up to 10 different countdowns simultaneously — each with its own label — so you can track multiple events at once without losing your place.
Countdown Timer vs Stopwatch
A countdown timer runs backward from a fixed future date to zero. A stopwatch (or elapsed timer) runs forward from zero, measuring how long something takes. Use this countdown tool when you know the target date and want to track how much time remains. Use a stopwatch when you want to measure how long an activity takes from start to finish. Both tools are available on this site — the Stopwatch is ideal for timing tasks, workouts and experiments.