Cloud Migration Cost Analysis: A 7-Step Framework for the Real Cost of Leaving a Managed Platform (and 12 Tools That Help)

A 7-step framework for calculating the true total cost of moving from a managed platform (Heroku, Render, Vercel, Fly.io, Platform.sh) to AWS, GCP, Azure, Scaleway, or your own Kubernetes cluster - plus a fair, side-by-side comparison of the 12 tools that model, allocate, and control those costs.