Fly.io vs Heroku
Side-by-side comparison of features, pricing, and integrations.
Quick Verdict
Fly.io offers fewer features (31 vs 43) and fewer integrations (12 vs 30). Starting price: Fly.io at $29/mo vs Heroku at $7/mo. Fly.io has 31 unique features while Heroku has 43 unique features, with 0 features in common.
| Fly.io | Heroku | |
|---|---|---|
| Category | Cloud Infrastructure | Cloud Infrastructure |
| Total Features | 31 | 43 |
| AI-Powered Features | 3 | 0 |
| Starting Price | $29/mo | $7/mo |
| Pricing Tiers | 5 | 5 |
| Integrations | 12 | 30 |
| Shared Features | 0 | |
| Shared Integrations | 1 | |
| Data Quality | 85% | 72% |
Feature Comparison by Category
Account Management (2 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Accidental Deployment Protection | ||
| Unlimited Organizations |
Billing (3 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Aggregated Billing | ||
| Machine Reservations | ||
| Per-Second Billing |
Compliance (2 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| HIPAA Compliance | ||
| SOC2 Type 2 Compliance |
Compute (5 vs 2)
| Feature | Fly.io | Heroku |
|---|---|---|
| Dyno Runtime | ||
| Environment Checkpointing | ||
| Fly Machines | ||
| Formation Management | ||
| GPU Support | ||
| Persistent Agent Brains | ||
| VM Forking |
Configuration (0 vs 3)
| Feature | Fly.io | Heroku |
|---|---|---|
| Domain Management | ||
| Environment Variables | ||
| Procfile Configuration |
Database (1 vs 6)
| Feature | Fly.io | Heroku |
|---|---|---|
| Database Backups | ||
| Database Followers | ||
| Distributed Systems Support | ||
| Heroku Data Clips | ||
| Heroku Postgres | ||
| Heroku Redis | ||
| Shield Private Databases |
Deployment (1 vs 7)
| Feature | Fly.io | Heroku |
|---|---|---|
| Git-based Deployment | ||
| Global Deployment | ||
| Maintenance Mode | ||
| Pipeline Management | ||
| Preboot | ||
| Release Management | ||
| Release Phase | ||
| Slug Compilation |
DevOps (1 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| CI/CD Integration |
Developer Experience (4 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Automatic Container Generation | ||
| FlyCTL CLI | ||
| Multi-Framework Support | ||
| Pricing Calculator |
Development (0 vs 2)
| Feature | Fly.io | Heroku |
|---|---|---|
| Exec Command | ||
| Review Apps |
Integration (0 vs 4)
| Feature | Fly.io | Heroku |
|---|---|---|
| Add-ons Marketplace | ||
| GitHub Integration | ||
| Platform API | ||
| Webhooks |
Monitoring (0 vs 2)
| Feature | Fly.io | Heroku |
|---|---|---|
| Log Streaming | ||
| Metrics Dashboard |
Networking (1 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Private Networking |
Runtime (0 vs 3)
| Feature | Fly.io | Heroku |
|---|---|---|
| Buildpacks | ||
| Dyno Metadata | ||
| Ephemeral Filesystem |
Scalability (1 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Agent Scaling |
Scaling (0 vs 1)
| Feature | Fly.io | Heroku |
|---|---|---|
| Dyno Autoscaling |
Security (5 vs 9)
| Feature | Fly.io | Heroku |
|---|---|---|
| ACLs and Scoped Tokens | ||
| ACM (Automated Certificate Management) | ||
| API Rate Limiting | ||
| Audit Log | ||
| Enterprise Shield | ||
| IP Allowlisting | ||
| KVM Hardware Isolation | ||
| Memory-Safe Stack | ||
| Multi-factor Authentication | ||
| OAuth Integration | ||
| Private Spaces | ||
| SSL/TLS Certificates | ||
| Sandboxes | ||
| Single Sign-On (SSO) |
Storage (4 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Environment Snapshots | ||
| Fast Local NVMe Storage | ||
| Global Durable Object Storage | ||
| Storage Scaling |
Support (1 vs 0)
| Feature | Fly.io | Heroku |
|---|---|---|
| Serious Support |
Task Automation (0 vs 1)
| Feature | Fly.io | Heroku |
|---|---|---|
| Heroku Scheduler |
Team Management (0 vs 2)
| Feature | Fly.io | Heroku |
|---|---|---|
| Apps Transfer | ||
| Heroku for Teams |
Tools (0 vs 1)
| Feature | Fly.io | Heroku |
|---|---|---|
| Heroku CLI |
Unique Features
Only in Fly.io (31)
Accidental Deployment Protection
Unlimited Organizations
Aggregated Billing
Machine Reservations
Per-Second Billing
HIPAA Compliance
SOC2 Type 2 Compliance
Environment Checkpointing
Fly Machines
GPU Support
Persistent Agent Brains
VM Forking
Distributed Systems Support
Global Deployment
Automatic Container Generation
FlyCTL CLI
Multi-Framework Support
Pricing Calculator
CI/CD Integration
Private Networking
+ 11 more unique features
Only in Heroku (43)
Dyno Runtime
Formation Management
Domain Management
Environment Variables
Procfile Configuration
Database Backups
Database Followers
Heroku Data Clips
Heroku Postgres
Heroku Redis
Shield Private Databases
Git-based Deployment
Maintenance Mode
Pipeline Management
Preboot
Release Management
Release Phase
Slug Compilation
Exec Command
Review Apps
+ 23 more unique features
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