Fly.io
Fly.io

Fly.io

Measured by AhrefsDR84Ahrefs DR: 84/100. Top 25%. Measured by Ahrefs. Median 44.Measured by StartupHub.aieDR96Effective DR: 96/100. Top 25%. Measured by StartupHub.ai. Median 68.Measured by StartupHub.aiAgent84Agent Readiness: 84/100. Top 25%. Measured by StartupHub.ai. Median 41.Measured by Google PageSpeedSpeed63Site Speed: 63/100. Above median. Measured by Google PageSpeed. Median 62.

Fly.io is a developer-focused public cloud platform that deploys full-stack applications and databases on hardware-isolated microVMs across a global network of servers, close to end users.

2017Active56Chicago, United States

About

Fly.io provides a global application delivery network that enables developers to run full-stack applications and databases close to end users across more than 30 data centers worldwide. The platform uses a global network of servers to accept visitor traffic, run middleware on requests, and then route them to backend applications, emphasizing a superior developer experience for multi-region deployments. Fly.io is also pivoting to focus on providing connected computing infrastructure for AI agents, offering ephemeral cloud computers called Sprites for running untrusted or AI-generated code.

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Key facts

Website
fly.io
Headquarters
Chicago, United States
Founded
2017
Employees
56
Business model
B2B

Tech stack

Detected on fly.io, last scanned 2 Nov 2026.

Compliance
SOC 2
Frontend
Tailwind CSS
Analytics
Google Analytics 4
Support
Discourse
Hosting
Fly.io
Email provider
Google Workspace
Integration capability
GitHub

Fly.io scores 84. Does yours?

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Comments
(4)

4 reviews from Reddit gathered in one place

Reddit
r/PostgreSQLu/Limp-Park7849Jul 20, 2026MixedReddit

Koyeb (wraps Neon), Render, railway, Vercel, fly.io amongst sooo many others. Nobody’s shipping mysql, mongo, first it’s always pg. What are your thoughts ? Is it the diversity of use cases of covers? The extensibility?

Reddit
r/nextjsu/koderkashifJun 26, 2025MixedReddit

total Fly.io (official Next.js), $10, 20 total Render (official Next.js), $7, 15 total DigitalOcean App Platform (official Next.js), $5, 15 Netlify OpenNext, $20, 40 Deno Deploy OpenNext, $10, 25 Vercel (official SSR), $20 minimum Hope this…

Reddit
r/railsu/Mo3Nov 22, 2024NegativeReddit

In that sense, even things fly.io fall short I believe. Especially when it comes to running databases in HA setups.

Reddit
r/railsu/liambelmontSep 2, 2022MixedReddit

New Rails 7 Project: Heroku, AWS, Render, Fly.io, Digital Ocean, Engine Yard, or something else?.

Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.

Frequently asked

Is Fly.io trustworthy and reputable?

StartupHub's Data Trust & Reputation score for Fly.io is 91 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.

How many employees does Fly.io have?

Fly.io has approximately 56 people on record.

Public record

SEC filings, insider activity, nonprofit links and pay benchmarks for Fly.io