Fly.io
vs
Koyeb
Both run containers as microVMs with managed Postgres and load balancers. Fly.io charges less for small VMs and adds Redis, object storage and VPS on six continents, while Koyeb adds A100 to H200 GPUs.
What's good about each
- Excellent tooling and developer experience
- Fast deployments, scale to zero, little config needed
- Per-second billing, with a 40% discount for reserved compute blocks
- Anycast networking and global load balancing included at no extra cost
- Scale-to-zero on GPU and CPU instances
- GPUs from RTX 4000 SFF Ada to 8x H200 and B200
- Serverless Postgres that sleeps when idle
- Free web service and Postgres database for testing
- EU-based, with Paris and Frankfurt regions
Price comparison
Closest matching configuration on each side, monthly list price in USD.
| Service | Fly.io | Koyeb | Difference |
|---|---|---|---|
| Small VM | $5.70 /mo 1 vCPU, 1 GB RAM (shared-cpu-1x) | $10.37 /mo 1 vCPU, 1 GB RAM, 10 GB SSD (small) | 45% cheaper on Fly.io |
| Medium VM | $42.79 /mo 4 vCPU, 8 GB RAM (shared-cpu-4x) | $41.47 /mo 4 vCPU, 8 GB RAM, 20 GB SSD (eco-xlarge) | Within 5% |
| Large VM | $248.00 /mo 8 vCPU, 16 GB RAM (performance-8x) | $82.94 /mo 8 vCPU, 16 GB RAM, 20 GB SSD (eco-2xlarge) | 67% cheaper on Koyeb |
| Block storage | $15.00 /mo 100 GB | -- Not listed | |
| Object storage | $20.50 /mo 1 TB (Tigris) | -- Not listed | |
| PostgreSQL | $86.00 /mo 2 vCPU, 2 GB RAM, 50 GB storage (Starter) | $140.20 /mo 1 vCPU, 4 GB RAM, 50 GB storage (Large) | 39% cheaper on Fly.io |
| Redis | $20.00 /mo 1 GB data (Upstash Fixed 1GB) | -- Not listed | |
| Load balancer | Included with apps | Included in plan | |
| Egress allowance | -- Not listed | 1 TB / mo | |
| Egress | $20.00 /TB $0.02 / GB (North America and Europe) | $20.00 /TB $0.02 / GB · US and EU regions, Asia is $0.04 / GB | Identical |
Heads up: Figures take each provider's closest plan to a common setup, and vary by region and usage. Hover a service for the reference configuration. Verify before provisioning. More on how we price.
GPUs
Koyeb offers 9 GPU models. We track no GPU listings from Fly.io. Cheapest listed price per GPU per hour; GPUs both providers sell come first.
| GPU | Fly.io | Koyeb | Difference |
|---|---|---|---|
H100
4 configs
|
-- | $2.50 /GPU/hr On-demand | Koyeb only |
|
B200
1 config
|
-- | $5.50 /GPU/hr On-demand | Koyeb only |
|
RTX PRO 6000
1 config
|
-- | $2.20 /GPU/hr On-demand | Koyeb only |
|
H200
4 configs
|
-- | $3.00 /GPU/hr On-demand | Koyeb only |
|
A100
8 configs
|
-- | $1.60 /GPU/hr On-demand | Koyeb only |
|
L40S
1 config
|
-- | $1.20 /GPU/hr On-demand | Koyeb only |
|
L4
1 config
|
-- | $0.70 /GPU/hr On-demand | Koyeb only |
|
RTX A6000
1 config
|
-- | $0.75 /GPU/hr On-demand | Koyeb only |
|
RTX 4000 SFF Ada
1 config
|
-- | $0.50 /GPU/hr On-demand | Koyeb only |
Koyeb bills on-demand. The line under each price names the billing type shown.
Services
Managed services each provider offers.
Compliance
Frameworks each provider states on its own site, each linked to its source.
| Framework | Fly.io | Koyeb |
|---|---|---|
| SOC 2 | Type II | Enterprise plan only |
| ISO 27001 | Data centers only | Yes |
| HIPAA | Yes | -- |
| GDPR | Yes | Yes |
Heads up: Each entry links to the provider's own statement. An attestation can cover one tier, one region or the platform alone rather than every service. Verify the scope before you rely on it. A dash means we found nothing to link to, not that the provider lacks it.
Company details
Alternatives to consider
Compare Fly.io and Koyeb against other cloud providers.
Our data for Fly.io was last updated on Sept. 18, 2026, and for Koyeb on Oct. 1, 2026.