vioscaleAI
Comparison

Kamal vs Railway

On the evidence we track, Railway leads this comparison with a composite score of 80/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Kamal full profile →Railway full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Kamal50
★Railway80
Score
vioscaleAI score
Kamal50 / 100low · 24%
Railway80 / 100medium · 60%
Pricing
Free tier
Kamal–
Railway✓
Model
Kamalcommercial
Railwayfreemium
Price level
Kamalfree
Railwaylow
Starting price
Kamal–
Railway$5
Transparent
Kamal–
Railway✓
Integrations
Count
Kamal–
Railway7
Security
Certifications
Kamal–
RailwaySOC 2, HIPAA
Disclosure policy
Kamal–
Railway✓
Gdpr
Kamal–
Railway✓
Hipaa
Kamal–
Railway✓
Soc2
Kamal–
Railway✓
Vulnerabilities
Reliability
Sla pct
Kamal–
Railway99.99
Status page
Kamal–
Railway✓
Adoption
Dependent repos
Kamal3
Railway–
Github stars
Kamal14,634
Railway–
Activity
Commits last 30d
Kamal29
Railway–
Release
Cadence days
Kamal19
Railway–
History
Kamal20 items
Railway–
License
Spdx
KamalMIT
Railway–
Language
Primary
KamalRuby
Railway–
Market
Availability
Kamal–
RailwayAvailable worldwide
Content
Faq
Kamal5 items
Railway6 items

Features

The capabilities each product documents. These tools do not share a category taxonomy, so this aligns what each vendor states rather than a normalised feature set.

Declared feature comparison
FeatureKamalRailway
Autoscaling-horizontal
Build system-dockerfile
Cli and api-✓
Container deploy-✓
Custom domains tls-✓
Edge cdn-✓
Env secrets-✓
Git push deploy-✓
Hosting-both
Managed databases-✓
Preview deploys-✓
Regions-multi
Rollbacks-✓
Runtimes-Multi-language support via Railpack auto-detection and templates

What each one is

The product in its own terms, so the numbers below have context.

Kamal

An open-source deployment tool that enables zero-downtime releases of containerized web applications, supporting deployment from physical servers to cloud VMs with multi-server orchestration via SSH.

Independently observed

Railway

Leader

A cloud deployment service that connects to your code repository, automatically builds and deploys applications, provides integrated databases and monitoring, and handles scaling and traffic management.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Kamal

Open source
as of verify ↗

Railway

Leader
from $5/moSubscriptionFree tier30-day trial

Free tier + Hobby ($5/month) + Pro ($20/month) + Enterprise (custom). Sandbox infrastructure metered at $50/GB RAM, $50/vCPU, $0.05/GB egress.

  • FreeFree
    • 30-day free trial with $5 credits
    • Up to 1 vCPU / 0.5 GB RAM per service
    • Community support
  • Hobby$5/month included credits
    • Up to 48 vCPU / 48 GB RAM per service
    • Up to 5 replicas at 8 vCPU / 8 GB RAM
    • Single developer workspace
    • 99.9% Availability Target
    • Global regions
    • +11 more
  • Pro$20/month included credits
    • Up to 1,000 vCPU / 1 TB RAM per service
    • Up to 42 replicas at 24 vCPU / 24 GB RAM
    • Railway Support
    • 99.99% Availability Target
    • Concurrent global regions
  • EnterpriseContact sales
    • 18-Month Audit Log Retention
    • Role-Based Access Control
    • HIPAA Business Associate Agreements
    • 99.999% Availability Target
    • Isolated Linux VMs for agents, builds, and untrusted code
    • +4 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Kamal✗
Railway✓
iOS
Kamal✗
Railway✓
Android
Kamal✗
Railway✓
macOS
Kamal✓
Railway✗
Linux
Kamal✓
Railway✗
CLI
Kamal✓
Railway✓
Deployment
Cloud / SaaS
Kamal✓
Railway✓
Self-hosted
Kamal✗
Railway✓
On-premise
Kamal✓
Railway✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Kamal

Not documented yet.

Railway

Leader
11 total
  • GitHub
  • Docker
  • Slack
  • Discord
  • PostgreSQL
  • MySQL
  • MongoDB
  • Redis
  • Email
  • ChatGPT
  • Grok
Independently observed
Still deciding?

Kamal or Railway: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.