Download Age Calculator script for free

Download Age Calculator script for free

Age calculators serve as a quick and efficient way to determine your age accurately. Whether you want to confirm your eligibility for age-specific activities, mark a special milestone, or simply satisfy your curiosity, age calculators are there to assist you. In this article, we'll delve into the concept of age calculators, understand how they function, and guide you through the process of creating an eye-catching age calculator using HTML, CSS, and JavaScript. Download Age Calculator script for free.

download age calculator script

Exploring Age Calculators: What Are They?

Age calculators are tools designed to compute a person's age based on their date of birth and the current date. These calculators consider years, months, and days to provide you with a precise age calculation. Age calculators find applications in various contexts, including age verification for legal compliance, determining eligibility for benefits, and celebrating birthdays.

The Mechanics Behind an Age Calculator: How Do They Work?

Age calculators operate by taking your date of birth and comparing it with the current date. These calculators compute the difference in years, months, and days between these two dates, offering an age in a human-readable format. The calculations primarily involve basic arithmetic and date manipulation.

Here's a simplified breakdown of the steps involved in an age calculator:

1. User Input: Users provide their date of birth, typically in the format of month, day, and year.

2. Current Date: The calculator retrieves the current date.

3. Age Calculation: It subtracts the date of birth from the current date to find the difference.

4. Age Presentation: The result is displayed in a user-friendly format, often in years, months, and days.

Crafting a Captivating Age Calculator Using HTML, CSS, and JavaScript:

Now, let's embark on the journey of creating a visually appealing age calculator using the dynamic trio of HTML, CSS, and JavaScript.

Download Age Calculator script for free

      <title>Age Calculator</title>
        .card {
          background-color: #f2f2f2;
          padding: 20px;
          border-radius: 5px;
          box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
          max-width: 500px;
          margin: auto;
          text-align: center;

        h1 {
          font-size: 30px;
          color: #333;

        label {
          font-size: 20px;
          color: #333;

        input[type="date"] {
          font-size: 20px;
          padding: 10px;
          border-radius: 5px;
          border: none;
          margin-top: 10px;

        button {
          font-size: 20px;
          padding: 10px 20px;
          border-radius: 5px;
          border: none;
          background-color: #4CAF50;
          color: white;
          margin-top: 20px;
          cursor: pointer;

        button:hover {
          background-color: #3e8e41;

        #result {
          font-size: 25px;
          color: #333;
          margin-top: 20px;

        .birthday {
          font-size: 40px;
          color: red;
          text-shadow: 2px 2px 4px #000000;
          animation: blink 1s linear infinite;

        @keyframes blink {
          50% {
            opacity: 0;
      <div class="card">
          <h1>AGE CALCULATOR</h1>
          <label>Enter your Date of Birth</label>
          <input id="inputDob" type="date" value="2000-01-01" />
        <br />
          <label>Current Date</label><br />
          <input id="cdate" type="date" value="" />
        <br />
        <button onclick="getDOB()" type="button">Calculate</button>
        <br />
        <div id="result"></div>
      function getDOB() {
        let data = document.getElementById("inputDob").value;
        let dob = new Date(data);
        let day = dob.getDate();
        let month = dob.getMonth() + 1;
        let year = dob.getFullYear();
        let now = new Date(document.getElementById("cdate").value);
        let age = now.getFullYear() - year;
        let m = now.getMonth() - month;
        if (m < 0 || (m === 0 && now.getDate() < day)) {
          m += 12;
        let d = now.getDate() - day;
        if (d < 0) {
          d += new Date(now.getFullYear(), now.getMonth(), 0).getDate();
        let result = "You are " + age + " years, " + m + " months, and " + d + " days old.";
        if (now.getMonth() === dob.getMonth() && now.getDate() === dob.getDate()) {
          result = "Happy Birthday! You are now " + age + " years, " + m + " months, and " + d + " days old.";
        } else {
        document.getElementById("result").innerHTML = result;


The HTML structure defines the layout of the age calculator. It integrates seamlessly with the provided CSS style.

The CSS (in between of <style></style>) adds visual appeal to the calculator, enhancing its user interface.

The JavaScript (<script></script>) contains the logic for calculating the age based on the user's input and the current date. It also handles the "Happy Birthday" animation.


Incorporating an age calculator into your website or application is not only practical but also an opportunity to add a touch of elegance to your user experience. With the provided code and some creativity, you can create a visually stunning age calculator that engages your audience and serves a practical purpose. Feel free to adapt and enhance this code to match your unique requirements or to make it a standout feature on your website.

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