Fly.io vs Railway: How Two Usage-Based Cloud Platforms Compare in 2026

Fly.io and Railway are both usage-based cloud platforms for deploying apps, but they take different approaches to workflow and tooling. Railway focuses on connecting a Git repository, automatically configuring deployments, and managing everything through a visual canvas with features like PR previews and one-click rollbacks. Fly.io, by contrast, centers on a command-line interface with a documented catalog of infrastructure primitives, including Managed Postgres, GPU support, Kubernetes, and HIPAA-ready hosting across 18-plus global regions. Railway offers structured pricing tiers starting from a free plan up to an enterprise option, while Fly.io operates on a pure pay-as-you-go model with usage-based billing and optional paid add-ons. Both platforms support private networking, autoscaling, load balancing, and built-in metrics, making the choice largely dependent on whether a team prefers visual repo-driven deployment or CLI-driven infrastructure control.