{"id":23850,"date":"2025-06-27T09:22:59","date_gmt":"2025-06-27T09:22:59","guid":{"rendered":"https:\/\/clockify.me\/help\/?p=23850"},"modified":"2026-01-16T13:29:37","modified_gmt":"2026-01-16T13:29:37","slug":"improve-performance-and-compatibility-in-clockify","status":"publish","type":"post","link":"https:\/\/clockify.me\/help\/troubleshooting\/improve-performance-and-compatibility-in-clockify","title":{"rendered":"Improve performance and compatibility in Clockify"},"content":{"rendered":"\n<p>To get the best experience when using Clockify\u2019s web and kiosk apps, it\u2019s important to use supported browsers and ensure that critical services and emails are not blocked by your system or email provider.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Supported browsers<\/h2>\n\n\n\n<p>Clockify works best on the two most recent versions of the following browsers:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chrome<\/li>\n\n\n\n<li>Firefox<\/li>\n\n\n\n<li>Edge (Chromium-based)<\/li>\n\n\n\n<li>Safari<\/li>\n\n\n\n<li>iOS<\/li>\n\n\n\n<li>Android<\/li>\n<\/ul>\n\n\n\n<p>Using outdated browsers may result in limited functionality or unexpected errors. To check your browser version:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open your browser&nbsp;<\/li>\n\n\n\n<li>Go to Settings -&gt; About<\/li>\n\n\n\n<li>Update to the latest version if needed<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Optimize browser performance<\/h2>\n\n\n\n<p>For the smoothest experience:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Enable cookies<\/li>\n\n\n\n<li>Disable browser extensions that might interfere with Clockify&nbsp;<\/li>\n\n\n\n<li>Make sure you\u2019re using a compatible browser and up an up-to-date version<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Whitelist Clockify domains and IP addresses<\/h2>\n\n\n\n<p>If you&#8217;re not getting Clockify emails or you\u2019re experiencing slow performance, your email filters or firewalls might be blocking our service. To fix this, whitelist our IP addresses and add our domains to your email&#8217;s safe sender list.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Clockify IP domains &amp; IP addresses<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Domains<\/td><td>IP address<\/td><\/tr><tr><td>clockify.me<br>mail.cake.com<br>cake.com<br>psrp.mail.cake.com<\/td><td>5.75.209.81<br>5.75.212.221<br>5.75.220.86<br>49.12.11.29<br>78.47.117.186<br>78.47.192.85<br>78.47.223.122<br>88.198.168.23<br>88.198.94.71<br>116.202.180.226<br>116.203.166.36<br>116.203.2.185<br>162.55.179.218<br>195.201.252.90<br>195.201.255.208<br>195.201.44.14<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"tip\">Consult your system administrator or IT department for help adding these to your safe list.&nbsp;<\/p>\n\n\n\n<p>If you continue to experience issues, you can reach out to our support team (support@clockify.me) or visit the Clockify Help Center.<\/p>\n","protected":false},"excerpt":{"rendered":"To get the best experience when using Clockify\u2019s web and kiosk apps, it\u2019s im&#8230;","protected":false},"author":41,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_helpful_status":1,"_searchwp_excluded":"","footnotes":""},"categories":[95],"tags":[],"class_list":["post-23850","post","type-post","status-publish","format-standard","hentry","category-other"],"acf":[],"featured_image_src":null,"author_info":{"display_name":"Milena Dimic Vlajic","author_link":"https:\/\/clockify.me\/help\/author\/millenaclockify-me"},"_links":{"self":[{"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/posts\/23850","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/users\/41"}],"replies":[{"embeddable":true,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/comments?post=23850"}],"version-history":[{"count":6,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/posts\/23850\/revisions"}],"predecessor-version":[{"id":25233,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/posts\/23850\/revisions\/25233"}],"wp:attachment":[{"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/media?parent=23850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/categories?post=23850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clockify.me\/help\/wp-json\/wp\/v2\/tags?post=23850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}