diff --git a/README.md b/README.md
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--- /dev/null
+++ b/README.md
@@ -0,0 +1,17 @@
+tawk/tawk-whmcs
+================
+
+# About tawk.to
+tawk.to is a  free  live chat app that lets you monitor and  chat  with  visitors on your website
+or from a free customizable page. No catch. No spam. No wares. It's truly free and always will be.
+
+# Installation
+Copy files modules folder to your whmcs installation folder. After that you will have to activate
+it by going to Setup -> Addon modules (admin/configaddonmods.php) and finding and activating
+Tawk.to widget module. Make sure that you configure access to this module so that you have access to
+it.
+
+# Usage
+Go to Addons -> Tawk.to widget and select widget you want to use on whmcs client side.
+
+If you don't have [tawk.to](https://tawk.to/?utm_source=whmcs&utm_medium=link&utm_campaign=signup) account, you can always [create one for free](https://tawk.to/?utm_source=whmcs&utm_medium=link&utm_campaign=signup)
diff --git a/modules/addons/tawk_to_widget/functions.php b/modules/addons/tawk_to_widget/functions.php
new file mode 100644
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+++ b/modules/addons/tawk_to_widget/functions.php
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+<?php
+/**
+ * @author     Tawk.to
+ * @copyright  Copyright (c) Tawk.to 2014
+ * @license    http://www.whmcs.com/license/ WHMCS Eula
+ * @link       https://tawk.to
+ */
+
+if (!defined("WHMCS"))
+    die("This file cannot be accessed directly");
+
+function tawk_to_widget_retrieve_widget() {
+    $result = select_query('tawk_to_widget_settings', 'page_id, widget_id', array('id' => 1));
+    $data = mysql_fetch_array($result);
+
+    if(!$data || !isset($data['page_id']) || !isset($data['widget_id'])) {
+        return array('page_id' => '', 'widget_id' => '');
+    }
+
+    return $data;
+}
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diff --git a/modules/addons/tawk_to_widget/hooks.php b/modules/addons/tawk_to_widget/hooks.php
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--- /dev/null
+++ b/modules/addons/tawk_to_widget/hooks.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * @author     Tawk.to
+ * @copyright  Copyright (c) Tawk.to 2014
+ * @license    http://www.whmcs.com/license/ WHMCS Eula
+ * @link       https://tawk.to
+ */
+
+if (!defined("WHMCS"))
+    die("This file cannot be accessed directly");
+
+require_once dirname(__FILE__) . '/functions.php';
+
+function tawk_to_widget_embed_code_output($vars) {
+	$widget = tawk_to_widget_retrieve_widget();
+
+	if($widget['page_id'] === '' || $widget['widget_id'] === '') {
+		return;
+	}
+
+	return '<!--Start of Tawk.to Script-->
+		<script type="text/javascript">
+		var $_Tawk_API={},$_Tawk_LoadStart=new Date();
+		(function(){
+		var s1=document.createElement("script"),s0=document.getElementsByTagName("script")[0];
+		s1.async=true;
+		s1.src="https://embed.tawk.to/'.$widget['page_id'].'/'.$page['widget_id'].'";
+		s1.charset="UTF-8";
+		s1.setAttribute("crossorigin","*");
+		s0.parentNode.insertBefore(s1,s0);
+		})();
+		</script>
+		<!--End of Tawk.to Script-->';
+}
+
+add_hook("ClientAreaFooterOutput", 1, "tawk_to_widget_embed_code_output");
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diff --git a/modules/addons/tawk_to_widget/lang/english.php b/modules/addons/tawk_to_widget/lang/english.php
new file mode 100644
index 0000000..b3d9bbc
--- /dev/null
+++ b/modules/addons/tawk_to_widget/lang/english.php
@@ -0,0 +1 @@
+<?php
diff --git a/modules/addons/tawk_to_widget/tawk_to_widget.php b/modules/addons/tawk_to_widget/tawk_to_widget.php
new file mode 100644
index 0000000..59ff440
--- /dev/null
+++ b/modules/addons/tawk_to_widget/tawk_to_widget.php
@@ -0,0 +1,74 @@
+<?php
+/**
+ * @author     Tawk.to
+ * @copyright  Copyright (c) Tawk.to 2014
+ * @license    http://www.whmcs.com/license/ WHMCS Eula
+ * @link       https://tawk.to
+ */
+
+if (!defined("WHMCS"))
+    die("This file cannot be accessed directly");
+
+require_once dirname(__FILE__) . '/functions.php';
+
+define('TAWK_TO_WIDGET_PLUGINS_BASE_URL', 'https://plugins.tawk.to');
+
+function tawk_to_widget_config() {
+    return array(
+        "name" => "Tawk to widget",
+        "description" => "This addon allows to change tawk.to widget which is used in your whmcs installation",
+        "version" => "1.0",
+        "author" => "Tawkto",
+        "language" => "english"
+    );
+}
+
+function tawk_to_widget_activate() {
+
+    full_query("CREATE TABLE IF NOT EXISTS `tawk_to_widget_settings` (
+      `id` int NOT NULL PRIMARY KEY,
+      `page_id` varchar(100) NOT NULL,
+      `widget_id` varchar(100) NOT NULL
+    )  DEFAULT CHARSET=utf8;");
+
+    return array('status'=>'success', 'description'=>'Tawk.to widget addon enabled, make sure to enable user access and then go to Addons => Tawk.to widget and choose widget you want to use');
+}
+
+function tawk_to_widget_deactivate() {
+    full_query('drop table `tawk_to_widget_settings`');
+    return array('status'=>'success', 'description'=>'Tawk.to widget addon dactived. Tawk.to widget will not be displayed');
+}
+
+function tawk_to_widget_output($vars) {
+
+    if(isset($_GET['ajax'])) {
+        header('Content-Type: application/json');
+
+        if(isset($_POST['action']) && $_POST['action'] === 'set' && isset($_POST['page_id']) && isset($_POST['widget_id'])) {
+            $page_id = mysql_real_escape_string($_POST['page_id']);
+            $widget_id = mysql_real_escape_string($_POST['widget_id']);
+
+            full_query("insert into tawk_to_widget_settings
+              (id, page_id, widget_id)
+              values(1, '" . $page_id . "', '" . $widget_id . "')
+              on duplicate key update page_id='".$page_id."', widget_id='".$widget_id."'");
+
+            echo json_encode(array('success' => TRUE));
+        } else if(isset($_POST['action'])  && $_POST['action'] === 'remove') {
+            full_query('delete from `tawk_to_widget_settings` where id=1');
+            echo json_encode(array('success' => TRUE));
+        } else {
+            echo json_encode(array('success' => FALSE));
+        }
+
+        die();
+    }
+
+    $widget = tawk_to_widget_retrieve_widget();
+
+    $iframe_url = TAWK_TO_WIDGET_PLUGINS_BASE_URL.'/generic/widgets?currentWidgetId='.$widget['widget_id'].'&currentPageId='.$widget['page_id'];
+    $base_url = TAWK_TO_WIDGET_PLUGINS_BASE_URL;
+    $ajax_link = $vars['modulelink'] . '&ajax=1';
+
+    require dirname(__FILE__) . '/templates/widget_choose_iframe.php';
+}
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diff --git a/modules/addons/tawk_to_widget/templates/widget_choose_iframe.php b/modules/addons/tawk_to_widget/templates/widget_choose_iframe.php
new file mode 100644
index 0000000..b504d21
--- /dev/null
+++ b/modules/addons/tawk_to_widget/templates/widget_choose_iframe.php
@@ -0,0 +1,82 @@
+<?php
+/**
+ * @author     Tawk.to
+ * @copyright  Copyright (c) Tawk.to 2014
+ * @license    http://www.whmcs.com/license/ WHMCS Eula
+ * @link       https://tawk.to
+ */
+
+if (!defined("WHMCS"))
+    die("This file cannot be accessed directly");
+?>
+
+<iframe
+	id="tawkIframe"
+	src=""
+	style="min-height: 400px; width : 100%; border: none; margin-top: 20px">
+</iframe>
+
+<script type="text/javascript">
+	var currentHost = window.location.protocol + "//" + window.location.host,
+		url = "<?php echo $iframe_url?>&parentDomain=" + currentHost,
+		baseUrl = '<?php echo $base_url ?>',
+		current_id_tab = '{$tab_id}',
+		controller = '<?php echo $ajax_link ?>';
+
+	jQuery('#tawkIframe').attr('src', url);
+
+	var iframe = jQuery('#tawk_widget_customization')[0];
+
+	window.addEventListener('message', function(e) {
+
+		if(e.origin === baseUrl) {
+
+			if(e.data.action === 'setWidget') {
+				setWidget(e);
+			}
+
+			if(e.data.action === 'removeWidget') {
+				removeWidget(e);
+			}
+		}
+	});
+
+	function setWidget(e) {
+
+		$.ajax({
+			type     : 'POST',
+			url      : controller,
+			dataType : 'json',
+			data     : {
+				action     : 'set',
+				page_id     : e.data.pageId,
+				widget_id   : e.data.widgetId
+			},
+			success : function(r) {
+				if(r.success) {
+					e.source.postMessage({action: 'setDone'} , baseUrl);
+				} else {
+					e.source.postMessage({action: 'setFail'} , baseUrl);
+				}
+			}
+		});
+	}
+
+	function removeWidget(e) {
+		$.ajax({
+			type     : 'POST',
+			url      : controller,
+			dataType : 'json',
+			data     : {
+				action : 'remove',
+			},
+			success : function(r) {
+				if(r.success) {
+					e.source.postMessage({action: 'removeDone'} , baseUrl);
+				} else {
+					e.source.postMessage({action: 'removeFail'} , baseUrl);
+				}
+			}
+		});
+	}
+</script>
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