CTR Calculator A CTR calculator calculates a websites Click Through Rate. The Click Through Rate is simply the frequency that a visitor clicks on an ad. Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)Click to share on WhatsApp (Opens in new window)