Countdown Timer Generator
Create beautiful, customizable countdown timers with live preview and instant code generation for HTML, React (TypeScript), Vue 3 (Composition API), and Svelte. Configure styling, themes, and formats to match your design.
Configuration
Customize your countdown timer
Live Preview
Control your countdown timer
Code Output Available
Get ready-to-use countdown timer code in HTML + JavaScript, React (TypeScript), Vue 3, and Svelte. Simply copy and paste into your project!
Generated Code
Copy and use in your project
1<!DOCTYPE html>
2<html lang="en">
3<head>
4 <meta charset="UTF-8">
5 <meta name="viewport" content="width=device-width, initial-scale=1.0">
6 <title>Countdown Timer</title>
7 <style>
8 .countdown-container {
9 background-color: #FFFFFF;
10 color: #1F2937;
11 padding: 2rem;
12 border-radius: 0.5rem;
13 display: flex;
14
15 justify-content: center;
16
17 flex-wrap: wrap;
18 gap: 1.5rem;
19 }
20 .countdown-unit {
21 display: flex;
22 flex-direction: column;
23 align-items: center;
24 }
25 .countdown-value {
26 font-size: 48px;
27 font-weight: bold;
28 color: #3B82F6;
29 line-height: 1;
30 }
31 .countdown-label {
32 font-size: 14.399999999999999px;
33 margin-top: 0.5rem;
34 text-transform: uppercase;
35 letter-spacing: 0.05em;
36 }
37 .countdown-separator {
38 font-size: 48px;
39 font-weight: bold;
40 color: #3B82F6;
41 display: flex;
42 align-items: center;
43 }
44 .countdown-end {
45 font-size: 38.400000000000006px;
46 font-weight: bold;
47 color: #3B82F6;
48 }
49 </style>
50</head>
51<body>
52 <div class="countdown-container" id="countdown">
53 <!-- Countdown will be rendered here -->
54 </div>
55
56 <script>
57 // Configuration
58 const targetDate = new Date('2025-12-17T16:33').getTime();
59 const showDays = true;
60 const showHours = true;
61 const showMinutes = true;
62 const showSeconds = true;
63 const separator = ':';
64 const labels = {
65 days: 'Days',
66 hours: 'Hours',
67 minutes: 'Minutes',
68 seconds: 'Seconds'
69 };
70 const endMessage = 'Time's up!';
71 const showEndMessage = true;
72
73 function updateCountdown() {
74 const now = Date.now();
75 const difference = targetDate - now;
76
77 if (difference <= 0) {
78 if (showEndMessage) {
79 document.getElementById('countdown').innerHTML =
80 '<div class="countdown-end">' + endMessage + '</div>';
81 }
82 clearInterval(timer);
83 return;
84 }
85
86 const days = Math.floor(difference / (1000 * 60 * 60 * 24));
87 const hours = Math.floor((difference % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
88 const minutes = Math.floor((difference % (1000 * 60 * 60)) / (1000 * 60));
89 const seconds = Math.floor((difference % (1000 * 60)) / 1000);
90
91 let html = '';
92 const units = [];
93
94 if (showDays) units.push({ value: days, label: labels.days });
95 if (showHours) units.push({ value: hours, label: labels.hours });
96 if (showMinutes) units.push({ value: minutes, label: labels.minutes });
97 if (showSeconds) units.push({ value: seconds, label: labels.seconds });
98
99 units.forEach((unit, index) => {
100 html += `
101 <div class="countdown-unit">
102 <div class="countdown-value">${String(unit.value).padStart(2, '0')}</div>
103 <div class="countdown-label">${unit.label}</div>
104 </div>
105 `;
106 if (index < units.length - 1 && separator) {
107 html += '<div class="countdown-separator">' + separator + '</div>';
108 }
109 });
110
111 document.getElementById('countdown').innerHTML = html;
112 }
113
114 // Initial call and interval
115 updateCountdown();
116 const timer = setInterval(updateCountdown, 1000);
117 </script>
118</body>
119</html>Live Preview
See your timer update in real-time
Multiple Frameworks
HTML, React, Vue, Svelte code
Color Themes
Light, dark, and custom colors
Fully Customizable
Format, labels, and styling
Why Use This Countdown Timer Generator?
Product Launches
Build anticipation for product releases, sales events, or special announcements with countdown timers.
Events & Webinars
Show attendees when your event starts with live countdown timers on landing pages.
Limited Time Offers
Create urgency with countdown timers for flash sales, discounts, and time-sensitive promotions.
Framework Ready
Get production-ready code for your favorite framework with proper TypeScript types.