diff --git a/core/templates/layout.guest.php b/core/templates/layout.guest.php
index 00950802fec..24706b77b19 100644
--- a/core/templates/layout.guest.php
+++ b/core/templates/layout.guest.php
@@ -12,7 +12,7 @@
 		</title>
 		<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 		<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0">
-		<meta name="apple-itunes-app" content="app-id=543672169">
+		<meta name="apple-itunes-app" content="app-id=<?php p($theme->getiTunesAppId()); ?>">
 		<link rel="shortcut icon" type="image/png" href="<?php print_unescaped(image_path('', 'favicon.png')); ?>" />
 		<link rel="apple-touch-icon-precomposed" href="<?php print_unescaped(image_path('', 'favicon-touch.png')); ?>" />
 		<?php foreach($_['cssfiles'] as $cssfile): ?>
diff --git a/core/templates/layout.user.php b/core/templates/layout.user.php
index 69a181735ca..51470fb07fa 100644
--- a/core/templates/layout.user.php
+++ b/core/templates/layout.user.php
@@ -16,7 +16,7 @@
 		<meta charset="utf-8">
 		<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
 		<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0">
-		<meta name="apple-itunes-app" content="app-id=543672169">
+		<meta name="apple-itunes-app" content="app-id=<?php p($theme->getiTunesAppId()); ?>">
 		<meta name="apple-mobile-web-app-capable" content="yes">
 		<meta name="apple-mobile-web-app-status-bar-style" content="black">
 		<meta name="apple-mobile-web-app-title" content="<?php p((!empty($_['application']) && $_['appid']!='files')? $_['application']:'ownCloud'); ?>">
diff --git a/lib/private/defaults.php b/lib/private/defaults.php
index 3996cc081ed..cc6c819f03f 100644
--- a/lib/private/defaults.php
+++ b/lib/private/defaults.php
@@ -19,6 +19,7 @@ class OC_Defaults {
 	private $defaultBaseUrl;
 	private $defaultSyncClientUrl;
 	private $defaultiOSClientUrl;
+	private $defaultiTunesAppId;
 	private $defaultAndroidClientUrl;
 	private $defaultDocBaseUrl;
 	private $defaultDocVersion;
@@ -36,6 +37,7 @@ class OC_Defaults {
 		$this->defaultBaseUrl = 'https://owncloud.org';
 		$this->defaultSyncClientUrl = 'https://owncloud.org/sync-clients/';
 		$this->defaultiOSClientUrl = 'https://itunes.apple.com/us/app/owncloud/id543672169?mt=8';
+		$this->defaultiTunesAppId = '543672169';
 		$this->defaultAndroidClientUrl = 'https://play.google.com/store/apps/details?id=com.owncloud.android';
 		$this->defaultDocBaseUrl = 'http://doc.owncloud.org';
 		$this->defaultDocVersion = $version[0] . '.0'; // used to generate doc links
@@ -94,6 +96,18 @@ class OC_Defaults {
 		}
 	}
 
+	/**
+	 * Returns the AppId for the App Store for the iOS Client
+	 * @return string AppId
+	 */
+	public function getiTunesAppId() {
+		if ($this->themeExist('getiTunesAppId')) {
+			return $this->theme->getiTunesAppId();
+		} else {
+			return $this->defaultiTunesAppId;
+		}
+	}
+
 	/**
 	 * Returns the URL to Google Play for the Android Client
 	 * @return string URL