In my opinion, call recording QA tools are most valuable for improving agent performance, because they directly help organizations evaluate how agents communicate, handle objections, follow processes, and resolve customer issues. By analyzing recorded calls, supervisors can identify skill gaps, provide targeted coaching, and reinforce best practices, which leads to consistent service quality across the team. While compliance monitoring ensures regulatory adherence, customer experience is enhanced through better interactions, and business insights help guide strategic decisions, all of these outcomes are strongly influenced by how effectively agents perform during customer conversations. Therefore, improving agent performance acts as the foundation for delivering better compliance, stronger customer satisfaction, and more meaningful business insights.