Fly.io vs Krystal
Pricing data as of 2026-10-05 · refreshed weekly
Fly.io (paas) and Krystal (shared) overlap on 3 stacks. The table below shows the cheapest fitting plan on each for a typical startup workload (~50,000 visits/month) — list prices, no promos.
Fly.iopaas
| shared-cpu-1x 512MB | $3.69/mo |
| shared-cpu-1x 1GB | $6.7/mo |
| shared-cpu-1x 2GB | $12.7/mo |
Krystalshared
| Amethyst | $9.38/mo |
| Ruby | $14.74/mo |
| Emerald | $25.46/mo |
| Sapphire | $49.58/mo |
Cheapest fitting plan per stack (startup traffic)
| Stack | Fly.io | Krystal | Cheaper |
|---|---|---|---|
| Laravel | $8.18 (shared-cpu-1x 1GB) | $14.74 (Ruby) | Fly.io |
| WordPress | $8.18 (shared-cpu-1x 1GB) | $14.74 (Ruby) | Fly.io |
| Static site | $5.17 (shared-cpu-1x 512MB) | $14.74 (Ruby) | Fly.io |
Laravel by traffic level
| Traffic | Fly.io | Krystal |
|---|---|---|
| Hobby / side project (~5,000/mo) | $6.86 (shared-cpu-1x 1GB) | $9.38 (Amethyst) |
| Startup / small business (~50,000/mo) | $8.18 (shared-cpu-1x 1GB) | $14.74 (Ruby) |
| E-commerce (~200,000/mo) | $22.34 (shared-cpu-1x 1GB) | $25.46 (Emerald) |
| High traffic (~1,000,000/mo) | $36 (shared-cpu-1x 1GB) | $49.58 (Sapphire) |
"+" = even the largest plan may not cover that traffic. Full breakdowns: Laravel on Fly.io · Laravel on Krystal
FAQ
Is Fly.io or Krystal cheaper?
Fly.io is cheaper for all 3 stacks both can run, at startup traffic (~50,000 visits/month). Price alone ignores ops work: Fly.io is a PaaS, Krystal is a shared host.
What does a Laravel app cost on Fly.io vs Krystal?
Cheapest fitting plan by traffic level — hobby / side project: Fly.io $6.86/month (shared-cpu-1x 1GB) vs Krystal $9.38/month (Amethyst); startup / small business: Fly.io $8.18/month (shared-cpu-1x 1GB) vs Krystal $14.74/month (Ruby); e-commerce: Fly.io $22.34/month (shared-cpu-1x 1GB) vs Krystal $25.46/month (Emerald); high traffic: Fly.io $36/month (shared-cpu-1x 1GB) vs Krystal $49.58/month (Sapphire).
What is included with Fly.io and Krystal?
Fly.io bundles Edge, SSL; not included: CDN, Image opt, Previews, Auto-deploy. Krystal bundles SSL; not included: CDN, Image opt, Edge, Previews, Auto-deploy.
How current are these prices?
They are official list prices as of 2026-10-05, re-checked against each provider's pricing page on a weekly cycle. Intro promos and coupons are not used in totals; taxes are not included unless a plan note says so.