Fly.io vs Render
Fly.io and Render side by side: what each one is, verified plan pricing and install commands where we have them, and the full review of each.
Fly.io
Run full-stack apps on lightweight VMs at the edge. Deploy via flyctl, scale across regions, attach Postgres and Redis. Pay-as-you-go pricing.
Render
Heroku-style PaaS. Deploy web services, background workers, cron jobs, and managed Postgres from Git. Free tier for static sites and small services.
At a glance
| Field | F Fly.io | R Render |
|---|---|---|
| Category | Infrastructure | Infrastructure |
| Website | fly.io | render.com |
| Pricing | Pay As You Go - no monthly platform fee; Machines billed per second, from $2.19/mo for an always-on shared-cpu-1x 256MB Machine; Free trial - up to 2 hours of Machine runtime or 7 days, whichever comes first, no credit card; no free tier or monthly allowance after it ends; Managed Postgres - $38/mo (Basic) to $1,922/mo (Performance), plus $0.28/GB storage; Sprites - $0.0385 per CPU-hour and $0.021875 per GB-hour of memory, metered on active use; Support - Standard $29/mo, Premium $199/mo, Enterprise from $2,500/mo; HIPAA package $99/mo | Hobby - $0/mo + compute: 1 seat, up to 25 services, 5 GB bandwidth included; Pro - $25/mo + compute: unlimited seats and services, 25 GB bandwidth, horizontal autoscaling, full-stack previews; Scale - $499/mo + compute: multiple workspaces, 1 TB bandwidth, SAML SSO and SCIM, HIPAA-compliant workspaces; Enterprise - custom pricing with contractual uptime SLAs; Compute - free instances (limitations apply); paid web services from $7/mo, Postgres from $6/mo, Key Value from $10/mo; static sites always free |
| Install | brew install flyctl or curl -L https://fly.io/install.sh | sh or pwsh -Command "iwr https://fly.io/install.ps1 -useb | iex" | brew install render or winget install render.cli or curl -fsSL https://raw.githubusercontent.com/render-oss/cli/refs/heads/main/bin/install.sh | sh |
| Models | Not an AI tool: it runs your Docker image or Dockerfile as Fly Machines across 17 regions, deployed with flyctl or driven through the Machines API, alongside Sprites, Managed Postgres, Fly Kubernetes, and third-party extensions such as Tigris object storage and Upstash Redis billed on the Fly.io invoice. | Not an AI tool: it runs Node, Python, Go, Rust, Ruby and Elixir natively or any Docker container as web services, private services, background workers, cron jobs and Workflows, with managed Postgres and Redis-compatible Key Value. Its official MCP server works with Claude Code, Codex and Cursor, and managed OIDC lets services authenticate to AWS, Anthropic and OpenAI without stored API keys. |
| Last verified | October 17, 2026 | October 17, 2026 |
In Depth
Fly.io
Fly.io runs your app as Firecracker microVMs across a global network of regions. You deploy via flyctl and a Dockerfile (or Nixpacks), and Fly schedules instances close to your users. It is the easiest way to run a stateful long-running process or a backend that needs persistent volumes, websockets, and global reach. Compared to traditional PaaS, Fly is closer to bare metal: more control, more responsibility. Pricing is consumption-based with no monthly platform fee; new organizations get a short free trial (up to 2 hours of Machine runtime or 7 days) but no free tier or monthly allowance.
Render
Render is the cleanest modern Heroku replacement. You connect a Git repo, pick a service type (web, worker, cron, static, Postgres), and Render handles the rest. The UI and DX are friendly, autoscaling is built in, and the pricing is predictable. Render is a great default for teams who want a managed runtime without learning Kubernetes or Fly's lower-level model. It does not match Fly for global edge or AWS for breadth, but for most app workloads it is enough.
FAQ
Answers taken from each tool's verified fact sheet, with the date it was last checked.
How much does Fly.io cost?
As of October 17, 2026: Pay As You Go - no monthly platform fee; Machines billed per second, from $2.19/mo for an always-on shared-cpu-1x 256MB Machine; Free trial - up to 2 hours of Machine runtime or 7 days, whichever comes first, no credit card; no free tier or monthly allowance after it ends; Managed Postgres - $38/mo (Basic) to $1,922/mo (Performance), plus $0.28/GB storage; Sprites - $0.0385 per CPU-hour and $0.021875 per GB-hour of memory, metered on active use; Support - Standard $29/mo, Premium $199/mo, Enterprise from $2,500/mo; HIPAA package $99/mo. Source: Fly.io pricing, Fly.io resource pricing docs, Install flyctl, flyctl GitHub releases.
How do I install Fly.io?
Official install commands as of October 17, 2026: brew install flyctl or curl -L https://fly.io/install.sh | sh or pwsh -Command "iwr https://fly.io/install.ps1 -useb | iex".
Which models does Fly.io use?
As of October 17, 2026: Not an AI tool: it runs your Docker image or Dockerfile as Fly Machines across 17 regions, deployed with flyctl or driven through the Machines API, alongside Sprites, Managed Postgres, Fly Kubernetes, and third-party extensions such as Tigris object storage and Upstash Redis billed on the Fly.io invoice.
How much does Render cost?
As of October 17, 2026: Hobby - $0/mo + compute: 1 seat, up to 25 services, 5 GB bandwidth included; Pro - $25/mo + compute: unlimited seats and services, 25 GB bandwidth, horizontal autoscaling, full-stack previews; Scale - $499/mo + compute: multiple workspaces, 1 TB bandwidth, SAML SSO and SCIM, HIPAA-compliant workspaces; Enterprise - custom pricing with contractual uptime SLAs; Compute - free instances (limitations apply); paid web services from $7/mo, Postgres from $6/mo, Key Value from $10/mo; static sites always free. Source: Render pricing, Render changelog, Render CLI docs.
How do I install Render?
Official install commands as of October 17, 2026: brew install render or winget install render.cli or curl -fsSL https://raw.githubusercontent.com/render-oss/cli/refs/heads/main/bin/install.sh | sh.
Which models does Render use?
As of October 17, 2026: Not an AI tool: it runs Node, Python, Go, Rust, Ruby and Elixir natively or any Docker container as web services, private services, background workers, cron jobs and Workflows, with managed Postgres and Redis-compatible Key Value. Its official MCP server works with Claude Code, Codex and Cursor, and managed OIDC lets services authenticate to AWS, Anthropic and OpenAI without stored API keys.
