Supabase vs Fly.io
A detailed comparison to help you choose the right tool for your needs.
AAbout Supabase
Supabase is an open-source alternative to Firebase that provides a full backend stack built on top of PostgreSQL. It gives developers a managed Postgres database, real-time subscriptions, authentication, file storage, edge functions, and auto-generated APIs out of the box. It's designed for developers who want the power and flexibility of a relational database without the hassle of managing infrastructure. Because it's built on open-source tools like PostgreSQL, PostgREST, and GoTrue, there's no vendor lock-in, and you can self-host if needed. Supabase has gained strong traction among indie developers, startups, and teams looking for a fast way to ship full-stack applications.
BAbout Fly.io
Fly.io is a platform-as-a-service that runs applications in lightweight micro-VMs (using Firecracker) close to end users across a global edge network. It allows developers to deploy full-stack applications, databases, and services to dozens of regions worldwide with minimal configuration using a CLI-driven workflow. The platform is particularly well-suited for developers who want the control of infrastructure without the overhead of managing Kubernetes or traditional cloud VMs. It supports Docker containers and various runtimes, making it flexible for different tech stacks. Fly.io differentiates itself by combining the simplicity of a PaaS with the power of deploying actual virtual machines at the edge.
Pricing Comparison
Feature Comparison
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Score Comparison
Our Verdict
You prefer an open-source solution that mimics Firebase's functionality for rapid application development.
You're a developer looking to deploy apps globally with ease on a cost-effective platform.
Supabase vs Fly.io: The Bottom Line
Both Supabase and Fly.io are strong developer tools tools, but they serve different needs. Supabase has a higher user rating (4.2 vs 3.9).
Still unsure? Check the full reviews for Supabase and Fly.io, explore Supabase alternatives, or use our AI search to describe exactly what you need.
Frequently Asked Questions
Is Supabase or Fly.io better?
It depends on your needs. Supabase (4.2★) is free to start, while Fly.io (3.9★) is free to start. Supabase has a higher user rating.
Can I switch from Supabase to Fly.io?
Yes. Most SaaS tools offer data export features. Check if Fly.io has a migration guide or import tool specifically for Supabase users. Many offer onboarding assistance for switchers.
Which is cheaper, Supabase or Fly.io?
Both Supabase and Fly.io start at $0/mo.
What are the main differences between Supabase and Fly.io?
Supabase focuses on real-time database updates and authentication and user management, while Fly.io emphasizes global application deployment and automatic scaling based on traffic. Both are in the Developer Tools category but serve slightly different use cases.