Fly.io vs Google Cloud Run
Compare categories, runtimes, pricing, regions, infrastructure, and platform trade-offs.
Comparison spaces
Updated
Comparison facts
Platform
Hosting model
Managed
Supported
Managed
Supported
Open source / license
—
Open source / license
—
Services
Compute
Supported
Compute
Supported
Functions
Not supported
Functions
Supported
GPU Compute
Supported
GPU Compute
Supported
Managed Databases
Supported
Managed Databases
Not supported
Object Storage
Supported
Object Storage
Not supported
Workloads
AI Inference
Not supported
AI Inference
Supported
APIs
Supported
APIs
Supported
Backend Services
Supported
Backend Services
Supported
Background Workers
Supported
Background Workers
Supported
Data Processing
Not supported
Data Processing
Supported
Scheduled Jobs
Not supported
Scheduled Jobs
Supported
Web Applications
Supported
Web Applications
Supported
Capabilities
Compute Autoscaling
Supported
Compute Autoscaling
Supported
Deployment Rollbacks
Not recorded
Deployment Rollbacks
Supported
Deployment Traffic Splitting
Not recorded
Deployment Traffic Splitting
Supported
Preview Environments
Not recorded
Preview Environments
Supported
Scale to Zero
Supported
Scale to Zero
Supported
Zero-Downtime Application Deployments
Supported
Zero-Downtime Application Deployments
Supported
Development & Execution
Deployment & packaging
Docker / OCI
Supported
Docker / OCI
Supported
Kubernetes
Supported
Kubernetes
Not supported
Serverless (Managed Runtime)
Not supported
Serverless (Managed Runtime)
Supported
Runtimes
.NET Runtime
Supported
.NET Runtime
Supported
Custom Runtime
Supported
Custom Runtime
Supported
Deno
Supported
Deno
Supported
JVM
Supported
JVM
Supported
Node.js
Supported
Node.js
Supported
Languages
C#
Supported
C#
Supported
Crystal
Supported
Crystal
Not supported
Elixir
Supported
Elixir
Not supported
Go
Supported
Go
Supported
Java
Supported
Java
Supported
JavaScript
Supported
JavaScript
Supported
Kotlin
Not supported
Kotlin
Supported
PHP
Supported
PHP
Supported
Python
Supported
Python
Supported
Ruby
Supported
Ruby
Supported
Rust
Supported
Rust
Supported
TypeScript
Supported
TypeScript
Supported
Frameworks
Django
Supported
Django
Supported
Express.js
Supported
Express.js
Supported
FastAPI
Not supported
FastAPI
Supported
Fastify
Supported
Fastify
Supported
Laravel
Supported
Laravel
Supported
Next.js
Supported
Next.js
Supported
Ruby on Rails
Supported
Ruby on Rails
Supported
Spring Boot
Supported
Spring Boot
Supported
SvelteKit
Supported
SvelteKit
Supported
Pricing
Billing basis
Instance based
Resource based
Software charge
$0.0028 / hour
$0.000024
Starting price
$0.0028 / hour
$0.000024
Free entry / commitment
Started Machines are billed per second for provisioned compute and memory
Recurring free allowances
Infrastructure & Availability
Infrastructure provider
- Own Network
- Google Cloud Platform
Supported providers
- Own Network
- Google Cloud Platform
Placement control
- Regional
- Regional
Security & Compliance
Access & identity
Access Control
Organization roles and scoped tokens
Resource-level IAM and authenticated invocation
Single Sign-On
Required Google or GitHub organization sign-in
Unknown
Audit Logging
Unknown
Cloud Audit Logs
Encryption & secrets
Encryption at Rest
LUKS-encrypted volumes and managed database storage
Customer-managed encryption key for deployed container image
Secrets Management
Encrypted application secrets
Unknown
Network isolation & protection
Private Networking
Per-organization 6PN WireGuard network
VPC Service Controls perimeter and VPC ingress/egress
Network Isolation
Firecracker microVMs with no shared guest kernel
Unknown
Assurances & programs
HIPAA
Eligible use
HIPAA-eligible use
SOC Reports
SOC 2 Type II
Unknown
FedRAMP
Unknown
FedRAMP High