Compare providers·Tools

Fly.io vs Vercel

Monthly hosting costs for typical app profiles — computed with the same recommendation engine as StackPlan stack reports. Assumes balanced budget and ops preferences unless noted.

Pricing data:Fly.io · updated Jun 2026Vercel · updated Jun 2026

Web app

MetricFly.ioVercel
Cost at 1k DAU$32.10/mo$43.25/mo
Cost at 100 DAU$5.95/mo$1.25/mo
Cost at 1K DAU$32.10/mo$43.25/mo
Cost at 10K DAU$190.95/mo$334.40/mo
Cost at 100K DAU$1782.20/mo$4556.65/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
Fit score87/10065/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

SaaS product

MetricFly.ioVercel
Cost at 1k DAU$32.50/moNot a fit for this app type
Cost at 100 DAU$5.95/moNot a fit for this app type
Cost at 1K DAU$32.50/moNot a fit for this app type
Cost at 10K DAU$196.55/moNot a fit for this app type
Cost at 100K DAU$1841.80/moNot a fit for this app type
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Cloudflare · Queues · Paid
  • AWS (serverless) · EventBridge Scheduler · Free
Not a fit for this app type
Fit score68/100—
Verdict: Fly.io is the only viable option for this app type.

E-commerce store

MetricFly.ioVercel
Cost at 1k DAU$37.06/mo$99.64/mo
Cost at 100 DAU$6.45/mo$3.65/mo
Cost at 1K DAU$37.06/mo$99.64/mo
Cost at 10K DAU$240.49/mo$930.46/mo
Cost at 100K DAU$2277.52/mo$10549.18/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
  • Vercel · Blob · Pro
Fit score88/10060/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

API / backend service

MetricFly.ioVercel
Cost at 1k DAU$32.10/mo$43.25/mo
Cost at 100 DAU$5.95/mo$1.25/mo
Cost at 1K DAU$32.10/mo$43.25/mo
Cost at 10K DAU$190.95/mo$334.40/mo
Cost at 100K DAU$1782.20/mo$4556.65/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
Fit score97/10055/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Mobile app backend

MetricFly.ioVercel
Cost at 1k DAU$37.06/mo$99.64/mo
Cost at 100 DAU$6.45/mo$3.65/mo
Cost at 1K DAU$37.06/mo$99.64/mo
Cost at 10K DAU$240.49/mo$930.46/mo
Cost at 100K DAU$2277.52/mo$10549.18/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
  • Vercel · Blob · Pro
Fit score98/10050/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Realtime / collaborative

MetricFly.ioVercel
Cost at 1k DAU$32.10/moNot a fit for this app type
Cost at 100 DAU$5.95/moNot a fit for this app type
Cost at 1K DAU$32.10/moNot a fit for this app type
Cost at 10K DAU$190.95/moNot a fit for this app type
Cost at 100K DAU$1782.20/moNot a fit for this app type
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
Not a fit for this app type
Fit score98/100—
Verdict: Fly.io is the only viable option for this app type.

Jobs & pipelines

MetricFly.ioVercel
Cost at 1k DAU$32.50/moNot a fit for this app type
Cost at 100 DAU$5.95/moNot a fit for this app type
Cost at 1K DAU$32.50/moNot a fit for this app type
Cost at 10K DAU$196.55/moNot a fit for this app type
Cost at 100K DAU$1841.80/moNot a fit for this app type
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Cloudflare · Queues · Paid
  • AWS (serverless) · EventBridge Scheduler · Free
Not a fit for this app type
Fit score78/100—
Verdict: Fly.io is the only viable option for this app type.

AI app

MetricFly.ioVercel
Cost at 1k DAU$37.06/mo$99.64/mo
Cost at 100 DAU$6.45/mo$3.65/mo
Cost at 1K DAU$37.06/mo$99.64/mo
Cost at 10K DAU$240.49/mo$930.46/mo
Cost at 100K DAU$2277.52/mo$10549.18/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
  • Vercel · Blob · Pro
Fit score88/10060/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Internal tool

MetricFly.ioVercel
Cost at 1k DAU$32.10/mo$43.25/mo
Cost at 100 DAU$5.95/mo$1.25/mo
Cost at 1K DAU$32.10/mo$43.25/mo
Cost at 10K DAU$190.95/mo$334.40/mo
Cost at 100K DAU$1782.20/mo$4556.65/mo
Services used
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Vercel · Hosting & Functions · Pro
  • Railway · Postgres · Pro
Fit score87/10065/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

These numbers assume a typical profile

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