diff --git a/functions.php b/functions.php
index a6ebca1..7414567 100644
--- a/functions.php
+++ b/functions.php
@@ -48,3 +48,50 @@ function wpqdouze_post_supports() {
 }
 
 add_action( 'init', 'wpqdouze_post_supports' );
+
+/* 4. Social Network */
+
+function crunchify_social_sharing_buttons($content) {
+	global $post;
+	if(is_singular() || is_home()){
+	
+		// Get current page URL 
+		$crunchifyURL = urlencode(get_permalink());
+ 
+		// Get current page title
+		$crunchifyTitle = htmlspecialchars(urlencode(html_entity_decode(get_the_title(), ENT_COMPAT, 'UTF-8')), ENT_COMPAT, 'UTF-8');
+		// $crunchifyTitle = str_replace( ' ', '%20', get_the_title());
+		
+		// Get Post Thumbnail for pinterest
+		$crunchifyThumbnail = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'full' );
+ 
+		// Construct sharing URL without using any script
+		$twitterURL = 'https://twitter.com/intent/tweet?text='.$crunchifyTitle.'&url='.$crunchifyURL.'&via=Crunchify';
+		$facebookURL = 'https://www.facebook.com/sharer/sharer.php?u='.$crunchifyURL;
+		$googleURL = 'https://plus.google.com/share?url='.$crunchifyURL;
+		$bufferURL = 'https://bufferapp.com/add?url='.$crunchifyURL.'&text='.$crunchifyTitle;
+		$whatsappURL = 'whatsapp://send?text='.$crunchifyTitle . ' ' . $crunchifyURL;
+		$linkedInURL = 'https://www.linkedin.com/shareArticle?mini=true&url='.$crunchifyURL.'&title='.$crunchifyTitle;
+ 
+		// Based on popular demand added Pinterest too
+		$pinterestURL = 'https://pinterest.com/pin/create/button/?url='.$crunchifyURL.'&media='.$crunchifyThumbnail[0].'&description='.$crunchifyTitle;
+ 
+		// Add sharing button at the end of page/page content
+		$content .= '<!-- Crunchify.com social sharing. Get your copy here: http://crunchify.me/1VIxAsz -->';
+		$content .= '<div class="crunchify-social">';
+		$content .= '<h5>SHARE ON</h5> <a class="crunchify-link crunchify-twitter" href="'. $twitterURL .'" target="_blank">Twitter</a>';
+		$content .= '<a class="crunchify-link crunchify-facebook" href="'.$facebookURL.'" target="_blank">Facebook</a>';
+		$content .= '<a class="crunchify-link crunchify-whatsapp" href="'.$whatsappURL.'" target="_blank">WhatsApp</a>';
+		$content .= '<a class="crunchify-link crunchify-googleplus" href="'.$googleURL.'" target="_blank">Google+</a>';
+		$content .= '<a class="crunchify-link crunchify-buffer" href="'.$bufferURL.'" target="_blank">Buffer</a>';
+		$content .= '<a class="crunchify-link crunchify-linkedin" href="'.$linkedInURL.'" target="_blank">LinkedIn</a>';
+		$content .= '<a class="crunchify-link crunchify-pinterest" href="'.$pinterestURL.'" data-pin-custom="true" target="_blank">Pin It</a>';
+		$content .= '</div>';
+		
+		return $content;
+	}else{
+		// if not a post/page then don't include sharing button
+		return $content;
+	}
+};
+add_filter( 'the_content', 'crunchify_social_sharing_buttons');