Create file name file_get.php, and add the code below.Have you blocked this function for free hosting?
<ul>
<li><?php echo 'Curl: ', function_exists('curl_version') ? 'Enabled' : 'Disabled';?></li>
<li><?php echo 'file_get_contents: ', file_get_contents(__FILE__) ? 'Enabled' : 'Disabled';?></li>
<li><?php echo 'file_get_contents can connect to other websites: ', ini_get('allow_url_fopen') ? "Enabled" : "Disabled";?></li>
</ul>
<?php phpinfo();?>