Fly.io vs UpCloud
Side-by-side comparison of features, pricing, ratings, and alternatives.
Fly.io is a platform that lets developers run full-stack applications and databases on a worldwide network of edge locations. It abstracts infrastructure so you can focus on code while your services run close to users for faster response times.
UpCloud provides high‑performance cloud infrastructure with instant provisioning, flexible scaling, and a 100 % uptime SLA. Its platform is built on proprietary MaxIOPS storage for low latency and high throughput. Developers, startups, and enterprises use UpCloud for everything from simple web sites to complex, container‑orchestrated applications, thanks to its pay‑as‑you‑go pricing and global data‑center network.
- Generous free tier with simple CLI deployment
- Automatic TLS and built-in scaling
- Global deployment and edge locations for faster response times
- Ideal for startups, hobby projects, and production workloads
- Exceptional storage performance with MaxIOPS
- Instant server provisioning
- Transparent hourly billing
- Robust global data‑center presence
- Limited control over underlying infrastructure
- May require additional setup for complex applications
- Dependent on Fly.io's network and infrastructure
- Higher price point than some low‑cost competitors
- Limited managed services compared to larger clouds
- No free tier for long‑term use
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The Verdict
AI-generated from listing dataUpCloud offers higher‑performance, guaranteed 99.99% uptime at a higher price, while Fly.io provides a generous free tier and edge‑focused simplicity but only 99.9% SLA for enterprise.
Key differences
- •UpCloud guarantees 99.99% uptime; Fly.io only 99.9% (enterprise only).
- •UpCloud charges hourly with no free tier; Fly.io offers a free tier and freemium model.
- •UpCloud advertises MaxIOPS SSD storage (up to 2× higher IOPS); Fly.io does not specify storage performance.
- •Fly.io deploys to edge locations with automatic TLS and scaling; UpCloud provides traditional cloud VMs with full root access.
- •UpCloud has data centers in US, EU, APAC; Fly.io covers North America, Europe, Asia, Australia, South America.
Pricing & value
Fly.io includes a generous free tier; UpCloud has no free tier and higher price point.
Uptime & reliability
UpCloud SLA is 99.99%; Fly.io only 99.9% and only for enterprise plans.
Performance
UpCloud markets MaxIOPS SSD storage with up to 2× higher IOPS; Fly.io gives no performance metrics.
Developer experience
Fly.io offers simple CLI, automatic TLS, and built‑in scaling; UpCloud requires manual VM management.
Regions & compliance
Fly.io lists five global regions including Australia and South America; UpCloud lists only US, EU, APAC.
Support
UpCloud provides SLA‑backed uptime and redundant infrastructure; Fly.io’s SLA applies only to enterprise customers.
Lock‑in
Fly.io abstracts infrastructure, reducing vendor lock‑in; UpCloud gives full root‑access VMs, more control but higher migration effort.
Choose Fly.io if…
Startups or developers wanting a free tier, edge deployment, and minimal ops overhead.
Choose UpCloud if…
Enterprises needing guaranteed uptime, high storage performance, and full VM control.
Common questions
Which service is cheaper for a small production app?
Fly.io, because it offers a free tier and freemium pricing; UpCloud has no free tier and higher hourly rates.
Do both providers guarantee high availability?
UpCloud guarantees 99.99% uptime; Fly.io guarantees 99.9% only for enterprise plans.
Can I run custom OS images on both platforms?
UpCloud supports any OS with full root‑access VMs; Fly.io abstracts the OS layer and does not specify custom OS support.