Finout markets itself as a "Cost Observability" platform — the headline capability is virtual tagging, which lets you allocate costs across messy multi-cloud and SaaS environments without modifying underlying resources. The model is connect-everything (AWS, Azure, GCP, Datadog, Snowflake, MongoDB, OpenAI, Databricks, Kubernetes) and then map costs to business dimensions: cost per customer, per feature, per deployment, per microservice.
Refine is purpose-built for AWS and free. The depth on AWS-specific findings, 380+ security checks, and AI narrative reports goes deeper on AWS than Finout's broad multi-source approach. Trade-off: no Snowflake, no Datadog, no Azure.
Honest summary: If your unit-economics question is "how much does each customer cost across cloud + SaaS," Finout is purpose-built for that. If your question is "what's wasted in AWS and what's at risk," Refine is the cheaper, deeper answer.