Fastly vs Fly.io: pricing, quotas & features (2026)
Edge cloud platform — CDN + compute + security + observability
vs. Run your app close to users, globally
Data sourced from vendor documentation · Last updated June 2026
Summary
Fastly and Fly.io are both hosting platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Fly.io's paid plans start at $2/month, lower than Fastly's entry point at $1500/month. Fastly has a broader documented feature set (16 vs 14 features). Budget-sensitive teams will find Fly.io easier to justify early on. All pricing and quota data below is sourced from Fastly and Fly.io's official documentation — not generated by AI or estimated.
Fastly vs Fly.io: Comparativa de precios, cuotas y características (2026)
En esta comparativa analizamos Fastly y Fly.io lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.
Fastly es una plataforma de la categoría hosting — Edge cloud platform — CDN + compute + security + observability. Ofrece 6 tiers de precio: Free Trial gratuito, Pay-as-you-go gratuito, Basic Package desde $1500/mes, Starter Package desde $6000/mes. Su catálogo en Staxly documenta 16 características y 7 interfazes para desarrolladores.
Fly.io pertenece a la categoría hosting — Run your app close to users, globally. Ofrece 7 tiers de precio: Pay-as-you-go gratuito, Shared CPU 1x — 256 MB desde $2/mes, Performance 1x — 2 GB desde $32/mes, Reservation — Shared (1 yr) desde $36/mes. Su catálogo documenta 14 características y 4 interfazes para desarrolladores.
A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.
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Pricing tiers
Fastly
Fly.io
Free-tier quotas head-to-head
Comparing free on Fastly vs pay-as-you-go on Fly.io.
| Metric | Fastly | Fly.io |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Fastly · 16 features
- API Security — Schema validation + rate limiting.
- Bot Management — Behavioral bot detection + mitigation.
- CDN — Global Varnish-based CDN with VCL customization.
- Compute@Edge — Wasm-based serverless at 200+ POPs. Rust, JS, Go.
- DDoS Protection — Included on all plans.
- Fanout (WebSockets) — Persistent connection fan-out at edge.
- Image Optimization — On-the-fly resize/format/quality.
- Instant Purge — <150ms global cache invalidation.
- KV Store (Config) — Edge key-value store for config.
- Live Streaming — HLS + DASH live video delivery.
- Log Streaming — Real-time logs to S3, Datadog, Splunk, Azure, GCS, Kafka.
- Managed TLS — Automated cert issuance + renewal.
- Next-Gen WAF — Signal Sciences acquired — runtime app protection.
- Real-Time Analytics — Sub-second log streaming + metrics.
- Secret Store — Encrypted secrets at edge.
- Shield POP — Origin shield to reduce origin load.
Fly.io · 14 features
- Auto Stop/Start — Machines auto-stop when idle, start on request (like scale-to-zero).
- Certs — Let's Encrypt + wildcard certs managed.
- Fly GPU — A100/L40S/A10 on-demand GPU machines.
- Fly Kubernetes (FKS) — Managed Kubernetes on Fly machines.
- Fly Machines — Firecracker microVMs. Start in <1s. Run any Docker image.
- Fly Postgres — Managed Postgres via Supabase partnership (2024). Also legacy self-run Postgres …
- Fly Volumes — Persistent SSD attached to a Machine. Encrypted at rest.
- Global Anycast — Single IP routes to the closest region automatically.
- LiteFS — Distributed SQLite with primary/replica across regions.
- Private Networks — 6PN WireGuard mesh. Connect machines across regions privately.
- Secrets — Encrypted env vars propagated to all regions.
- Tigris (partner) — S3-compatible storage for Fly apps. By partner.
- Upstash Redis (partner) — Managed Redis via Upstash.
- fly-replay headers — Route request to another region at app level.
Developer interfaces
| Kind | Fastly | Fly.io |
|---|---|---|
| CLI | Fastly CLI | flyctl CLI |
| SDK | compute-go-starter, compute-js-starter, compute-rust-starter | — |
| REST | Fastly API | Machines API |
| GRAPHQL | — | Fly GraphQL API |
| OTHER | Compute@Edge (Wasm), VCL (Varnish) | Fly Postgres (wire) |
Key takeaways
- Both Fastly and Fly.io offer a free tier — Fastly ("Free Trial") and Fly.io ("Pay-as-you-go") — with no credit card required to start.
- The entry-level paid plan is $1500/month for Fastly (Basic Package) vs. $2/month for Fly.io (Shared CPU 1x — 256 MB).
- Fastly has a broader documented feature set (16 features) vs. Fly.io (14 features) in Staxly's catalog.
- Developer integrations differ: only Fastly offers SDK; only Fly.io offers GRAPHQL.
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