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Fly.io vs Vercel
A detailed comparison to help you choose between Fly.io and Vercel.
| Feature | Fly.io | Vercel |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Free Tier | Yes | Yes |
| Monthly Cost (Solo) | $0 | $0 |
| Target Audience | developers | solopreneurs, startups, developers |
| Verified | No | Yes |
| Solo-Friendly | Yes | Yes |
| Open Source | No | No |
| Editorial Rating | 4.2/5 | 4.5/5 |
| Categories | Developer Tools | Developer Tools |
| Key Features | Global edge deployment (30+ regions), Dockerfile-based deployment, Built-in Postgres and Redis, Volume storage, Private networking | Instant deployments, Preview deployments, Edge Functions, Global CDN, Serverless Functions |
| Free Tier Quality | good | excellent |
Pricing Breakdown
Fly.io
Free: 3 shared VMs (256MB each), 3GB storage, 160GB transfer. Shared VM: ~$1.94/month. Dedicated VM: ~$29/month. Postgres: from $1.94/month.
Vercel
Hobby: $0 (100GB bandwidth, serverless functions, unlimited sites). Pro: $20/user/month (1TB bandwidth, advanced analytics). Enterprise: custom.
Integration Overlap
Only in Fly.io (7)
Only in Vercel (10)
Use Case Fit
Fly.io
- * Global edge application hosting
- * Full-stack app deployment
- * Real-time application hosting
- * Multi-region database deployment
- * Docker container hosting
Vercel
- * Next.js application deployment
- * Static site hosting and CDN
- * Preview deployments for team review
- * Serverless API endpoints
- * Edge computing and personalization
Fly.io
Pros
- + Deploy anywhere globally with one command
- + Generous free tier (3 shared VMs)
- + Run any Docker container
- + Built-in managed databases
Cons
- - Steeper learning curve than Vercel/Railway
- - CLI-centric (less visual dashboard)
- - Pricing can be unpredictable
- - Documentation could be better
Vercel
Pros
- + Best-in-class Next.js support
- + Automatic preview deployments
- + Generous free tier for hobby projects
- + Excellent developer experience
- + Global edge network
Cons
- - Can get expensive at scale
- - Vendor lock-in concerns
- - Serverless function limits on free tier
Editorial Verdict
Vercel takes the lead for solo founders — it offers better value and is explicitly solo-friendly. Fly.io may still be the right pick if you need deep Developer Tools features or plan to scale to a larger team.
Sarah Chen
Editor-in-Chief