Independent directory. VektorIndex is not affiliated with or sponsored by any listed vendor. All specifications are sourced from official vendor documentation.
Head-to-Head Specification Audit
Fly.io vs Firebase
Backend & API Developers · Global
Specification Matrix
| Metric | Fly.io | Firebase |
|---|---|---|
| Starting Price | CustomBetter | Custom |
| API Rate Limit | N/A | N/A |
| Target Country | Global | Global |
| Category | Cloud Hosting & Edge | Database & Backend |
| Compliance | SOC2, GDPR | SOC2, GDPR |
| Hosting Regions | US-East, EU-West, AP-Southeast, AF-South-ZA | US-East, EU-West, AP-Southeast |
| Native Integrations | 5 listed | 7 listedBetter |
Fly.io — Key Specs
- ✓Deploy Docker containers to 30+ global regions — closest to ZA is Johannesburg (jnb)
- ✓Machines API launches VMs in under 300ms — ideal for per-request compute isolation
- ✓Fly Volumes provide persistent SSDs for stateful apps like databases and file stores
- ✓Free allowance covers 3 shared-CPU VMs and 3GB of persistent storage permanently
Firebase — Key Specs
- ✓Realtime Database and Firestore sync data to all connected clients in under 100ms
- ✓Firebase Auth handles 10+ social providers, phone OTP, and anonymous auth out of the box
- ✓Cloud Functions for Firebase execute server-side logic without managing any infrastructure
- ✓Free Spark plan covers 1GB Firestore storage and 50,000 reads/day permanently
Frequently Asked Questions
What is cheaper, Fly.io or Firebase?+
Both tools start at $0/mo on their entry plans.
Which tool is better for compliance — Fly.io or Firebase?+
Both support SOC2, GDPR.
Which tool is better suited for Global?+
Fly.io is evaluated for Backend & API Developers in Global with hosting regions: US-East, EU-West, AP-Southeast, AF-South-ZA. Firebase has hosting regions: US-East, EU-West, AP-Southeast. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 12 June 2026
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