# Fly.io

**Source:** https://www.startuphub.ai/startups/flyio
**Profile type:** Startup

> 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.

## 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.

## Key facts

- **Slug:** flyio
- **Website:** https://fly.io
- **Location:** Chicago, United States
- **Founded:** 2017-01-01
- **Employees:** 56
- **Operating status:** Active
- **Sectors / tags:** Cloud Infrastructure, Developer Tools, Edge Computing, PaaS, Application Delivery Network
- **Social:**
  - LinkedIn: https://www.linkedin.com/company/flydotio
  - Twitter: https://twitter.com/flydotio
  - GitHub: https://github.com/superfly

## Pricing

| Product | Plan | Price | Includes |
| --- | --- | --- | --- |
| Fly Machines | shared-cpu-1x · 256MB | $2.19 / month | $0.0030 per hour, 256MB RAM |
| Fly Machines | shared-cpu-2x · 512MB | $4.39 / month | $0.0061 per hour, 512MB RAM |
| Fly Machines | shared-cpu-4x · 1GB | $8.78 / month | $0.0122 per hour, 1GB RAM |
| Fly Machines | performance-1x · 2GB | $33.00 / month | $0.0458 per hour, 2GB RAM |
| Fly Machines | performance-8x · 16GB | $264.01 / month | $0.3667 per hour, 16GB RAM |
| Fly Machines | performance-16x · 32GB | $528.02 / month | $0.7334 per hour, 32GB RAM |
| Fly Managed Postgres | Basic | $38 / month | shared-2x · 1GB, high availability, automated backups |
| Fly Managed Postgres | Starter | $72 / month | shared-2x · 2GB, high availability, automated backups |
| Fly Managed Postgres | Launch | $282 / month | performance-2x · 8GB, high availability, automated backups |
| Fly Managed Postgres | Scale | $962 / month | performance-4x · 32GB, high availability, automated backups |
| Fly Managed Postgres | Performance | $1,922 / month | performance-8x · 64GB, high availability, automated backups |

Start for free, pay as you grow. Additional RAM $6.00 per GB per month up to 128GB. Stopped Machine $0.15 per GB rootfs.

Database storage $0.28 per GB per 30-day month. Creating or deleting a cluster mid-month is prorated. Maximum per cluster 1,000 GB. Same-region transfer is free.

Plans as published by Fly.io, checked November 2026.

## StartupHub.ai scores

- **Ahrefs DR:** 84/100
- **Effective DR:** 96/100
- **Agent Readiness:** A (84/100)
- **Site Speed:** 63/100
- **Data Trust:** 91/100

## Tech stack

Detected on fly.io, last scanned 2026-11-02.

- **Compliance:** SOC 2
- **Frontend:** Tailwind CSS
- **Analytics:** Google Analytics 4
- **Support:** Discourse
- **Hosting:** Fly.io
- **Email provider:** Google Workspace

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## Community reviews

Community reviews below were gathered from public sources into one place. Each quote is copied word for word and links to where it was posted.

- **Reddit r/node** | zeeshaan-l | 2023-09-04 | negative | highlighted criticism
  > "Used fly.io but they have their drawbacks like restricted logging and higher than acceptable downtime, in my experience."
  > Source: https://www.reddit.com/r/node/comments/169fb07/what_is_the_best_place_to_host_a_nodejs_app_in/
- **Reddit r/PostgreSQL** | Limp-Park7849 | 2026-07-20 | mixed
  > "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?"
  > Source: https://www.reddit.com/r/PostgreSQL/comments/1v1k478/is_postgres_the_undisputed_default_for_the_ai_era/
- **Reddit r/nextjs** | koderkashif | 2025-06-26 | mixed
  > "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 is useful,"
  > Source: https://www.reddit.com/r/nextjs/comments/1lksj0w/cost_comparision_of_hosting_nextjs_app_after/
- **Reddit r/rails** | Mo3 | 2024-11-22 | negative
  > "In that sense, even things fly.io fall short I believe. Especially when it comes to running databases in HA setups."
  > Source: https://www.reddit.com/r/rails/comments/1gxfa70/is_heroku_still_a_recommendable_platform/
- **Reddit r/rails** | liambelmont | 2022-09-02 | mixed
  > "New Rails 7 Project: Heroku, AWS, Render, Fly.io, Digital Ocean, Engine Yard, or something else?."
  > Source: https://www.reddit.com/r/rails/comments/x3y8k3/new_rails_7_project_heroku_aws_render_flyio/