Fly.io complaints on Reddit
OpinionDeck found 59 recent Reddit threads mentioning Fly.io across 7 subreddits. The most active community is r/selfhosted, and 5 of these threads are framed as complaints or alternatives.
Mention timeline
Monthly thread volume across the 7 subreddits where Fly.io is discussed.
Where Fly.io gets discussed
Top subreddits by share of Fly.io-related threads in our sample.
| Subreddit | Threads in sample | Share |
|---|---|---|
| r/selfhosted | 21 | |
| r/webdev | 20 | |
| r/devops | 8 | |
| r/SaaS | 5 | |
| r/SideProject | 2 | |
| r/Python | 2 | |
| r/microsaas | 1 |
Top Fly.io complaints on Reddit
Threads where users mention switching, alternatives, or frustration with Fly.io.
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I'm currently using Neon for managed Postgres for my blog but the cold starts are killing me. I am experiencing cold starts in excess of 6 seconds! I can upgrade to a paid plan to allow my database server to run continuously but I'm…
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I really love Fly, but I'm growing tired of the small heart attacks due to their complicated postgres stack (and/or my lack of knowledge on it). I have a 3-machine cluster (totally overkill) which decides to randomly fail every other week.…
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Hi, I'm working on an online game for browser. I'm using websockets to communicate gameState changes live to each connected client. I hosted the game on [fly.io](http://fly.io) and what I discovered is that [fly.io](http://fly.io) provides…
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Hi everyone! I have a single [fly.io](http://fly.io/) machine running my Python backend app, which does text-to-speech audio streaming using [Socket.io](http://socket.io/) to stream the audio chunks to the Next.js frontend. Locally the…
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**Full disclaimer** I’m one of the owners, and this is a company account that I use So… we run an app with (for us) a lot of traffic. It’s a social media API, so there are tons of requests and a lot of data processing. At the beginning of…
Other recent Fly.io threads
Non-complaint mentions — questions, comparisons, recommendations.
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Hi all. I'm releasing a Firecracker VM management tool which can run Docker images as Firecracker micro VMs. It currently runs all the Docker images I need for my internal build/authentication/storage/source-control infrastructure in a…
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Fast reverse proxy (FRP) on fly.io (ngrok alternative with no randomly generated ports for free)
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I recently moved my self-hosted Vaultwarden to Fly.io to avoid having it down during maintenance in my home server. But doing so, had some issues: websocket support and automated backups are not as easy in Fly.io. I've been using this…
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I've been wanting a tool to compare PaaS prices side-by-side, so [I built one](https://judoscale.com/tools/paas-pricing-calculator). [Hosting cost comparison](https://preview.redd.it/h5n1wh0ja3oe1.png?width=2490&format=png&auto=webp&s=04c5a…
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Frequently asked
- Where do people complain about Fly.io on Reddit?
- r/selfhosted, r/webdev, r/devops are the most active subreddits discussing Fly.io. The full breakdown of 7 subreddits is below.
- How many Fly.io mentions are on Reddit?
- OpinionDeck found 59 recent threads mentioning Fly.io across 7 subreddits, of which 5 are framed as complaints. Data refreshed 2026-05-01.
- Can I monitor Fly.io mentions on Reddit automatically?
- Yes. OpinionDeck monitors Reddit 24/7 for new mentions of any keyword or competitor, alerts you when an unhappy user posts, and helps you draft a personalized reply. Free during beta.