Compare providers·Tools

Cloudflare vs Fly.io

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:Cloudflare · updated Jun 2025Fly.io · updated Jun 2025

Web app

MetricCloudflareFly.io
Cost at 1k DAU$66/mo$32.10/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66/mo$32.10/mo
Cost at 10K DAU$735.65/mo$190.95/mo
Cost at 100K DAU$7508.40/mo$1782.20/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
Fit score80/10078/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

SaaS product

MetricCloudflareFly.io
Cost at 1k DAU$66.40/mo$32.50/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66.40/mo$32.50/mo
Cost at 10K DAU$741.25/mo$196.55/mo
Cost at 100K DAU$7568/mo$1841.80/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Cloudflare · Queues · Paid
  • Cloudflare · Cron Triggers · Free
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Cloudflare · Queues · Paid
  • AWS (serverless) · EventBridge Scheduler · Free
Fit score80/10057/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

E-commerce store

MetricCloudflareFly.io
Cost at 1k DAU$67.96/mo$37.06/mo
Cost at 100 DAU$0/mo$6.45/mo
Cost at 1K DAU$67.96/mo$37.06/mo
Cost at 10K DAU$755.19/mo$240.49/mo
Cost at 100K DAU$7703.72/mo$2277.52/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Cloudflare · R2 · Standard
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
Fit score88/10086/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

API / backend service

MetricCloudflareFly.io
Cost at 1k DAU$66/mo$32.10/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66/mo$32.10/mo
Cost at 10K DAU$735.65/mo$190.95/mo
Cost at 100K DAU$7508.40/mo$1782.20/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
Fit score80/10088/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Mobile app backend

MetricCloudflareFly.io
Cost at 1k DAU$67.96/mo$37.06/mo
Cost at 100 DAU$0/mo$6.45/mo
Cost at 1K DAU$67.96/mo$37.06/mo
Cost at 10K DAU$755.19/mo$240.49/mo
Cost at 100K DAU$7703.72/mo$2277.52/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Cloudflare · R2 · Standard
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
Fit score88/10096/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Realtime / collaborative

MetricCloudflareFly.io
Cost at 1k DAU$66/mo$32.10/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66/mo$32.10/mo
Cost at 10K DAU$735.65/mo$190.95/mo
Cost at 100K DAU$7508.40/mo$1782.20/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
Fit score80/10087/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Jobs & pipelines

MetricCloudflareFly.io
Cost at 1k DAU$66.40/mo$32.50/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66.40/mo$32.50/mo
Cost at 10K DAU$741.25/mo$196.55/mo
Cost at 100K DAU$7568/mo$1841.80/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Cloudflare · Queues · Paid
  • Cloudflare · Cron Triggers · Free
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Cloudflare · Queues · Paid
  • AWS (serverless) · EventBridge Scheduler · Free
Fit score80/10067/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

AI app

MetricCloudflareFly.io
Cost at 1k DAU$67.96/mo$37.06/mo
Cost at 100 DAU$0/mo$6.45/mo
Cost at 1K DAU$67.96/mo$37.06/mo
Cost at 10K DAU$755.19/mo$240.49/mo
Cost at 100K DAU$7703.72/mo$2277.52/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Cloudflare · R2 · Standard
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
  • Fly.io · Tigris · Standard
Fit score88/10086/100
Verdict: Costs trade off by traffic level — compare the table above for your expected scale.

Internal tool

MetricCloudflareFly.io
Cost at 1k DAU$66/mo$32.10/mo
Cost at 100 DAU$0/mo$5.95/mo
Cost at 1K DAU$66/mo$32.10/mo
Cost at 10K DAU$735.65/mo$190.95/mo
Cost at 100K DAU$7508.40/mo$1782.20/mo
Services used
  • Cloudflare · Workers · Free
  • Cloudflare · D1 · Paid (Workers Paid)
  • Fly.io · Machines · Shared CPU 1x
  • Fly.io · Postgres · Standard
Fit score80/10078/100
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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