TCF Auditor is a specialized Chrome add-on designed for professionals in the AdTech industry, including Publishers and Compliance Officers. This tool focuses on auditing IAB TCF v2.2 and v2.3 implementations, ensuring compliance with stringent regulations. It features real-time monitoring of Consent Management Platform (CMP) latencies, which is crucial for maintaining optimal performance and revenue generation in programmatic advertising. The tool recognizes that latency can lead to significant revenue losses due to bidder timeouts, making its functionality essential for users in this space.

Key features of TCF Auditor include latency tracking for critical API components, compliance audits that identify missing disclosures and illegal legitimate interests, and structural checks for policy versions and TC String expiration. The tool operates with a developer-first approach by providing clear logs in the Chrome Console, avoiding unnecessary UI clutter. Furthermore, TCF Auditor prioritizes user privacy by processing all data locally without collecting personal information.