In exploring the top PostgreSQL databases with free tiers for 2025, the article highlights several prominent providers including Koyeb, Neon, Aiven, Crunchy Data, Supabase, ElephantSQL, and Timescale, focusing on their features, supported versions, global locations, and free-tier offerings. Each provider offers unique advantages, such as Koyeb's seamless integration with its platform, Neon's serverless capabilities, Aiven's broad open-source support, and Supabase's positioning as an alternative to Firebase. The analysis emphasizes key considerations for selecting a managed PostgreSQL database, such as automated backup frequency and rollback feasibility. Koyeb's platform, which facilitates the deployment of full stack applications alongside databases, is presented as a versatile solution for developers seeking to manage applications and databases on a unified serverless platform.