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Head-to-Head Specification Audit
Brex vs Fly.io
AI Corporate Card & Spend Management · United States
Specification Matrix
| Metric | Brex | Fly.io |
|---|---|---|
| Starting Price | CustomBetter | Custom |
| API Rate Limit | 200 req/min | N/A |
| Target Country | United States | Global |
| Category | Financial Software | Cloud Hosting & Edge |
| Compliance | SOC2, PCI-DSS, CCPA | SOC2, GDPR |
| Hosting Regions | US-East, US-West | US-East, EU-West, AP-Southeast, AF-South-ZA |
| Native Integrations | 6 listedBetter | 5 listed |
Brex — Key Specs
- ✓No personal guarantee required — startup-friendly corporate card
- ✓AI-powered spend controls and real-time receipt capture
- ✓SOC 2 Type II, CCPA compliant
- ✓Global payments in 120+ currencies
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
Frequently Asked Questions
What is cheaper, Brex or Fly.io?+
Both tools start at $0/mo on their entry plans.
Which tool is better for compliance — Brex or Fly.io?+
Both support SOC2. Brex additionally supports PCI-DSS, CCPA. Fly.io additionally supports GDPR.
Which tool is better suited for United States?+
Brex is evaluated for AI Corporate Card & Spend Management in United States with hosting regions: US-East, US-West. Fly.io has hosting regions: US-East, EU-West, AP-Southeast, AF-South-ZA. For data residency in United States, check each vendor's data processing agreements.
Data last verified: 26 June 2026
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