Yes. Recommendation systems can be explicitly optimized for subscription conversion, not just engagement. For free-tier users on subscription-based platforms, recommending highly relevant content that exists beyond the paywall is a documented strategy to drive conversion. This makes the recommendation engine a direct revenue tool rather than purely a retention mechanism. Product teams building freemium content platforms should treat conversion rate for free-to-paid users as a first-class objective when configuring or evaluating their recommendation system, alongside traditional engagement metrics like session duration or content completion.