AWS Managed Service for Prometheus is described as 'Amazon Managed Service for Prometheus is a serverless, Prometheus-compatible monitoring service for container metrics that makes it easier to securely monitor container environments at scale. With Amazon Managed Service for Prometheus, you can use the same open-source Prometheus' and is an app. There are five alternatives to AWS Managed Service for Prometheus for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best AWS Managed Service for Prometheus alternative is Datadog. It's not free, so if you're looking for a free alternative, you could try Prometheus or Open Web Analytics. Other great apps like AWS Managed Service for Prometheus are Azure Monitor and OpsiMate.