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Fly.io vs Sevalla
Fly.io focuses on running apps close to users with VMs, while Sevalla adds managed databases and storage in a single platform.
Which to pick
Pick Fly.io if you want…
- Hardware-isolated edge VMs for agents
- Edge-focused full-stack hosting
- Integrations with OpenRouter, GitHub or Slack (on Fly.io's list, not Sevalla's)
Pick Sevalla if you want…
- Full-stack app hosting with managed databases and edge static sites
- The lower starting price: $5/month against $29/month
- Integrations with Cloudflare R2 (on Sevalla's list, not Fly.io's)
Side by side
- What it is
- Fly.io:Fly.io provides hardware-isolated Linux VMs (Sprites and Machines) that run close to users for AI agents and full-stack apps.
- Sevalla:Sevalla provides managed hosting for apps, databases, storage and static sites on Kubernetes and Cloudflare edge with no infrastructure overhead.
- Best for
- Fly.io:Hardware-isolated edge VMs for agents
- Sevalla:Full-stack app hosting with managed databases and edge static sites
- Who it’s for
- Fly.io:Developers building AI agents, personal assistants, or apps that need low-latency edge compute.
- Sevalla:Developers and startups who want production-ready hosting without managing servers.
- Pricing
- Fly.io:Freemium
- Sevalla:Paid
- Plans
- Fly.io:Machines shared-cpu-1x $0.0027 per hour · Machines performance-2x $0.0861 per hour · Sprites compute $0.07 / CPU-hour · Support Standard $29 per month · Support Premium $199 per month
- Sevalla:Application hosting $5 per month · Database hosting $5 per month · Object storage $0.02 per GB per month · Static site hosting Free
- Works with
- Fly.io:OpenRouter, GitHub, Slack, any HTTP API
- Sevalla:Cloudflare R2
Fly.io features
- Sprites. Sleep-aware VMs that checkpoint filesystem and services, allowing instant wake-up and rollback.
- Machines. Fast-booting, hardware-isolated VMs that scale to tens of thousands of users.
- Block Device Storage. Object-storage backed block device with automatic checkpointing and unlimited scaling.
- Connectors. Configure a credential once and share it across all Sprites with granular permissions and auto-rotation.
- Zero-Management Disk. Disk grows automatically up to 100 GB per Sprite, billed only for used bytes.
- Global Edge Network. Deploy in 18+ regions with <1 s boot time and 99.9 % SLA.
Sevalla features
- Auto-deploy from Git. Push code to a public or private repo and Sevalla deploys the app automatically.
- Managed databases. PostgreSQL, MySQL, MariaDB, Redis and Valkey with daily backups and private networking.
- S3-compatible object storage. Unlimited, scalable storage with Cloudflare R2 backend and no ingress/egress fees.
- Edge static site hosting. Free static site hosting on 260+ global edge locations with auto-deploy on git push.
- AI-ready MCP. Connect AI agents to deploy apps, query logs and manage resources with scoped permissions.
- Global data centers. 25 data-center locations for apps and databases, plus 260+ PoP servers for static content.
Fly.io vs Sevalla FAQ
Is Fly.io or Sevalla free?+
Fly.io has a free plan; paid plans start at $29/month (Support Standard). Sevalla has a free plan (Static site hosting); paid plans start at $5/month (Application hosting).
Which is cheaper, Fly.io or Sevalla?+
Sevalla is cheaper to start with: Sevalla's Application hosting plan ($5/month) against Fly.io's Support Standard plan ($29/month).
Do Fly.io and Sevalla integrate with the same tools?+
Their integration lists don't overlap: Fly.io lists OpenRouter, GitHub, Slack and any HTTP API; Sevalla lists Cloudflare R2.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.