ClickSambo's support for Call-Only Ads and direct call extensions is limited. This is because these ad formats often lead directly to a phone call, bypassing your website where the tool's essential tracking code operates. While basic click data can be received, full behavioral analysis and automated blocking are constrained. <br><br>The tool does fully support clicks from extensions that lead to your website. For robust protection, focus on ad formats that direct users to your website.