Head-to-Head Specification Audit
Fly.io vs Personio
Backend & API Developers · Global
Specification Matrix
| Metric | Fly.io | Personio |
|---|---|---|
| Starting Price | $0/moBetter | $4/mo |
| API Rate Limit | Not confirmed | 80 req/min |
| Target Country | Global | European Union |
| Category | Cloud Hosting & Edge | HR & Recruiting AI |
| Compliance (vendor-stated) | SOC2, GDPR | GDPR, SOC2 |
| Hosting Regions | US-East, EU-West, AP-Southeast, AF-South-ZA | EU-West, EU-Central |
| Native Integrations | 5 listed | 6 listedBetter |
Fly.io — Key Specs
Vendor-stated- ✓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
Personio — Key Specs
Vendor-stated- ✓All-in-one HR for European SMBs — payroll, recruiting, time tracking
- ✓GDPR-native: EU data residency, automated deletion, consent management
- ✓Strong German market with DATEV payroll integration
- ✓AI recruiting assistant launching 2026
Frequently Asked Questions
Which is lower-priced, Fly.io or Personio?+
Fly.io starts at Free plan available, which is lower than Personio at $4/mo. Verify current pricing on each vendor's website.
Which compliance frameworks do Fly.io and Personio list?+
Both list SOC2, GDPR in their vendor documentation. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Fly.io or Personio?+
Available information does not support a direct comparison of API rate limits for these tools. Check each vendor's developer documentation.
Which data hosting regions do Fly.io and Personio support?+
Fly.io lists hosting regions: US-East, EU-West, AP-Southeast, AF-South-ZA. Personio lists hosting regions: EU-West, EU-Central. For data residency requirements in Global, confirm exact region configuration directly with each vendor.
Data last updated: 29 August 2026 — Sourced from official vendor documentation. Not independently audited. Report incorrect information
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