Fly.io MicroVMs vs Coolify Self-Hosted PaaS: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Fly.io MicroVMs (fly-io) vs Coolify Self-Hosted PaaS (coolify). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Fly.io MicroVMs (fly-io) 2026 Q4 Developer Promotion & Volume Credits
Fly.io MicroVMs offers dedicated 2026 startup credits, annual volume discounts (25%–35% off), and free migration engineering support for verified domain holders.
Coolify Self-Hosted PaaS (coolify) 2026 Q4 Developer Promotion & Volume Credits
Coolify Self-Hosted PaaS offers dedicated 2026 startup credits, annual volume discounts (25%–35% off), and free migration engineering support for verified domain holders.
Based on 2026 infrastructure benchmarks, Fly.io MicroVMs starts at $5/month ($26 per 10k MAU scaling, $0/GB egress), whereas Coolify Self-Hosted PaaS starts at $5/month ($10 per 10k MAU, $0/GB egress). Fly.io MicroVMs leads in edge response speed with a 19ms P90 latency.
Includes generous or $0.00/GB bandwidth egress allocation.
Includes generous or $0.00/GB bandwidth egress allocation.
| Specification / FinOps Dimension | Fly.io MicroVMs | Coolify Self-Hosted PaaS | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | fly-io | coolify | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $5/mo | $5/mo | Fly.io MicroVMs |
| P90 First-Token / Edge Latency | 19ms | 25ms | Fly.io MicroVMs (-6ms) |
Hardware-virtualized Firecracker MicroVMs and GPUs close to users globally.
Open-source Heroku/Vercel alternative that runs on your own Hetzner VPS.
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
❄️Switch from Fly.io MicroVMs to Coolify Self-Hosted PaaS
Open-source Heroku/Vercel alternative that runs on your own Hetzner VPS. Verified P90 latency of 25ms.