Fly.io
Fly.io is a developer platform that runs full-stack apps and databases close to users by deploying containers to servers in many regions worldwide. It suits apps that need persistent processes, global low latency, and control over the runtime.
Fly.io is a hosting technology company based in USA. As of 2026 it holds an HRI of 58/100, a developing signal, ranked independently by HostList with no paid placements.
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Before You Sign Up
Fly.io is a developer platform that runs full-stack apps and databases close to users by deploying containers to servers in many regions worldwide. It suits apps that need persistent processes, global low latency, and control over the runtime.
What Fly.io Discloses
Facts the company has published and HostList has verified. Blanks are informative: a question a host has not answered cannot be answered on its behalf. Completeness measures how much this host discloses, not how good it is.
0 of 25 applicable facts disclosed. Hosts control this section. HostList verifies every entry and never charges for it.
What Customers Say About Fly.io
Share Your ExperienceAggregate scores sourced from third-party review platforms. HostList does not modify or cache individual review content, click through to read on the source.
What people are saying
Trustpilot★★★★☆We experienced zero friction migrating…“We experienced zero friction migrating our containerized workloads over to Fly.io. It is refreshing to see an infrastructure provider that isn't just an API wrapper over AWS; they run hardware-virtualized KVM containers that spin up fast enough to handle incoming HTTP requests natively. The built-in private mesh…”
Trustpilot★★★★★Excellent and User-Friendly Platform“I have a similar opinion to Srikanth's review: some users who rate Fly.io poorly may not have enough technical expertise to fully understand how the platform works. I have been using Fly.io for over a year, and my experience has been consistently positive. The platform is simple, clean, and user-friendly. Pricing is…”
Trustpilot★☆☆☆☆THIS IS THE WORST COMPANY THEY…“THIS IS THE WORST COMPANY THEY LITERALLY SHUT DOWN MY ACCOUNT FOR WHATVER REASON I HAVE 500 IN CREDITS AND SCREWED UP MY ENTIRE GROWING BUSINES I WILL BE SUING THEM IF NOT RESPONDING SOON THESE GUYS ARE BAD”
Trustpilot★☆☆☆☆BE CAREFULL flyploy“BE CAREFULL flyploy, fly.io ARE A BIG SCAM. NEVER GIVE YOUR CREDIT CARD INFORMATION : NO WAY BACK, THEY CHARGE YOU EVERY MONTH WITH NO POSSIBILITY TO CANCEL IT”
Trustpilot★★☆☆☆I signed up and tried to set up an app“I signed up and tried to set up an app. My attempts were not successful. I never successfully deployed an app once. Yet I was being charged for database clusters that were not getting any operations on them. I had an abandoned attempt to use them and gave up only to have multiple charge attempts. I'm glad I secured my…”
Quoted from public third-party discussions; HostList does not edit review text.
Frequently Asked Questions About Fly.io
What is Fly.io's HRI?
Fly.io has a HRI™ of 58/100 on HostList.io. HRI is calculated algorithmically from trust signals, profile completeness, data freshness, and performance data. Providers can improve their score by claiming their profile, keeping data current, and building verified reviews. No provider can pay to increase their score.
What type of hosting company is Fly.io?
Fly.io is classified as a hosting technology provider on HostList.io. Use the HostMatch™ tool at hostlist.io/match to describe your project requirements and get a ranked recommendation from 30,000+ hosting providers including Fly.io.
Where is Fly.io based?
Fly.io is headquartered in USA. Hosting companies based in USA are listed at hostlist.io/hosting/usa.
How does Fly.io compare to other web hosting companies?
Fly.io can be compared to any other hosting provider using HostList.io's side-by-side comparison tool at hostlist.io/compare. The tool shows both providers' HRI™ breakdowns, sub-scores (Trust, Completeness, Freshness, Performance), and review data side by side. Fly.io has a current HRI of 58/100.
How Fly.io's Score Is Calculated
HRI is calculated algorithmically based on publicly available data. It considers trust signals (reviews, ratings), data completeness, freshness of information, and technical performance. No host can pay to improve their score.
Full methodology →