Railway vs Fly.io
Compare Service Types, Runtimes, Execution Limits, Compliance, Regions and Alternatives
Features
Railway
Service Types
Functions
Containers
Database
PaaS
Edge Compute
API as a Service
Fly.io
Service Types
Functions
Containers
Database
PaaS
Edge Compute
API as a Service
Railway
Supported Containers
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Fly.io
Supported Containers
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Railway
Supported Runtimes
.NET
Clojure
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
Python
Ruby
Rust
Scala
TypeScript
Fly.io
Supported Runtimes
.NET
Clojure
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
Python
Ruby
Rust
Scala
TypeScript
Railway
Execution Limits and Resource Quotas
Min. Memory
N/A
Max. Memory
N/A
Default Timeout
N/A
Max. Timeout
N/A
Request Payload
N/A
Response Payload
N/A
Fly.io
Execution Limits and Resource Quotas
Min. Memory
256 MB
Max. Memory
32 GB
Default Timeout
60 s
Max. Timeout
5 min
Request Payload
200 KB
Response Payload
∞
Railway
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Fly.io
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Railway
Regional Availability
Deployment Scope
Global and Regional
Regions
USA, NL, SIN
Points of Presence
2, 1, 1
Fly.io
Regional Availability
Deployment Scope
Regional + Global
Regions
NA, LATAM, EU, MEA, APAC
Points of Presence
16, 5, 8, 1, 5
Alternatives are matched on service types, programming languages and container support
