Fly.io logo
Fly.io

PaaS for edge apps with auto-scaling

Website
Documentation
GitHub
Templates
Community
Microsoft Azure Functions logo
Microsoft Azure Functions

Serverless functions with Azure integration

Website
Documentation

Fly.io vs Microsoft Azure Functions

Compare Service Types, Runtimes, Execution Limits, Compliance, Regions and Alternatives

Features

Fly.io
Service Types

Functions
Containers
Database
PaaS
Edge Compute
API as a Service

Microsoft Azure Functions
Service Types

Functions
Containers
Database
PaaS
Edge Compute
API as a Service

Fly.io
Functions Runtimes

.NET
C#
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
PowerShell
Python
Ruby
Rust

Microsoft Azure Functions
Functions Runtimes

.NET
C#
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
PowerShell
Python
Ruby
Rust

Fly.io
Container Runtimes

Docker
Docker Private Registry
Kubernetes
Managed Kubernetes

Microsoft Azure Functions
Container Runtimes

Docker
Docker Private Registry
Kubernetes
Managed Kubernetes

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
∞

Microsoft Azure Functions
Execution Limits and Resource Quotas

Min. Memory
1536 MB
Max. Memory
4096 MB
Default Timeout
5 min
Max. Timeout
10 min
Request Payload
100 MB
Response Payload
100 MB

Fly.io
Compliance

BAA
DPA
GDPR
HIPAA
PHIPA
SOC2

Microsoft Azure Functions
Compliance

BAA
DPA
GDPR
HIPAA
PHIPA
SOC2

Fly.io
Regional Availability

Deployment Scope
Regional + Global
Regions
NA, LATAM, EU, MEA, APAC
Points of Presence
16, 5, 8, 1, 5

Microsoft Azure Functions
Regional Availability

Deployment Scope
8 Global
Regions
N/A
Points of Presence
100+

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Fly.io logo
Fly.io
Microsoft Azure Functions
Microsoft Azure Functions logo

Compare Features, Languages, Execution Limits and Alternatives

Service Types

Functions
Containers
Database
PaaS
Framework
Edge Compute
Local Emulator
API as a Service

Functions Runtimes

.NET
C#
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
PowerShell
Python
Ruby
Rust

Container Runtimes

Docker
Docker Private Registry
Docker Swarm
Kubernetes
Managed Kubernetes

Execution Limits and Resource Quotas

256 MB
Min. Memory
1536 MB
32 GB
Max. Memory
4096 MB
60 s
Default Timeout
5 min
5 min
Max. Timeout
10 min
200 KB
Request Payload
100 MB
∞
Response Payload
100 MB

Compliance

Certificates

Regional Availability

Regional + Global
Deployment Scope
8 Global
NA, LATAM, EU, MEA, APAC
Regions
16, 5, 8, 1, 5
Points of Presence
100+

Sustainabilty

Green Energy

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LocalStack logo

LocalStack

Docker Kubernetes Go Java JavaScript PHP Python Ruby

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Google Cloud Run logo

Google Cloud Run

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