diff --git a/README.md b/README.md
index cc8c4a2..c60c264 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # hashr
 ### _Password hash generator_
 
-List of all PHP hashing algorithms ([hash_algos() function](http://php.net/manual/en/function.hash-algos.php)) and their result for an input string.
+List of all PHP hashing algorithms ([hash_algos() function](http://php.net/manual/en/function.hash-algos.php)) and their result (and hashing time) for an input string.
diff --git a/calculate_hashes.php b/calculate_hashes.php
new file mode 100644
index 0000000..0c0ba93
--- /dev/null
+++ b/calculate_hashes.php
@@ -0,0 +1,10 @@
+<?php
+	require("function.php");
+	foreach (hash_algos() as $i => $algo) { 
+?>
+	<div class="hash_algo">
+		<p class="algo"><b><?= $algo; ?></b></p>
+		<p>Hash: <span style="font-family: Nunito"><?= $hashes[$i]; ?></span></p>
+        <small>Execution time: <?= number_format($hashTime[$algo] * 1000000000, 0); ?> nanoseconds</small>
+	</div>
+<?php } ?>
\ No newline at end of file
diff --git a/function.php b/function.php
index 94edd7b..5d51f6d 100644
--- a/function.php
+++ b/function.php
@@ -1,8 +1,13 @@
 <?php
 	$hashes = array();
-	if(isset($_POST['submit']) && !empty($_POST['input'])){
+	$hashTime = array();
+	if(isset($_POST['input']) && !empty($_POST['input'])){
 		foreach (hash_algos() as $algo) {
-			array_push($hashes, hash($algo, $_POST['input']));
+            $start = microtime(true);
+		    $hash = hash($algo, $_POST['input']);
+            $timeElapsed = microtime(true) - $start;
+            $hashTime[$algo] = $timeElapsed;
+			array_push($hashes, $hash);
 		}
 	}
 ?>
\ No newline at end of file
diff --git a/index.php b/index.php
index 7eaa87a..b8e0209 100644
--- a/index.php
+++ b/index.php
@@ -1,6 +1,3 @@
-<?php 
-	require_once("function.php");
- ?>
 <!DOCTYPE html>
 <html>
 <head>
@@ -17,24 +14,29 @@
 			grid-auto-columns: minmax(20%, 30%);
 		}
 	</style>
+	<script>
+		$(document).ready(function(){
+			$("#hashForm").submit(function(e){
+				e.preventDefault();
+				$.post("calculate_hashes.php", {
+					input: $("#text").val()
+				}, function(response){
+					$("#hashes").html(response);
+				});
+			});
+		});
+	</script>
 	<link href="https://fonts.googleapis.com/css?family=Nunito|Orbitron" rel="stylesheet">
 </head>
 <body>
-	<form method="post">
+	<form method="get" id="hashForm">
 		<label>Input string: </label>
-		<input type="text" name="input">
+		<input type="text" name="input" id="text">
 		<input type="submit" name="submit" value="Hash!">
 	</form>
 	<br>
-	<div class="hashes">
-		<?php 
-			foreach (hash_algos() as $i => $algo) { ?>
-				<div class="hash_algo">
-					<p class="algo"><b><?= $algo; ?></b></p>
-					<p>Hash: <span style="font-family: Nunito"><?= $hashes[$i]; ?></span></p>
-				</div>
-		<?php	}
-		 ?>
+	<div class="hashes" id="hashes">
+
 	</div>
 </body>
 </html>
