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 SimplePay
Backend & API Developers · Global
Specification Matrix
| Metric | Fly.io | SimplePay |
|---|---|---|
| Starting Price | CustomBetter | $2/mo |
| API Rate Limit | N/A | 100 req/min |
| Target Country | Global | South Africa |
| Category | Cloud Hosting & Edge | HR & Payroll |
| Compliance | SOC2, GDPR | POPIA, SARS-compliant |
| Hosting Regions | US-East, EU-West, AP-Southeast, AF-South-ZA | ZA |
| Native Integrations | 5 listedBetter | 2 listed |
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
SimplePay — Key Specs
- ✓Cheapest PAYE-compliant payroll in SA
- ✓SARS eFiling automated
- ✓R2/employee/month pricing
- ✓Bulk payslip distribution
- ✓Cloud-based — no install needed
Frequently Asked Questions
What is cheaper, Fly.io or SimplePay?+
Fly.io starts at $0/mo, which is lower than SimplePay at $2/mo.
Which tool is better for compliance — Fly.io or SimplePay?+
Fly.io additionally supports SOC2, GDPR. SimplePay additionally supports POPIA, SARS-compliant.
Is Fly.io or SimplePay compliant with South Africa's POPIA?+
SimplePay supports POPIA compliance. Fly.io does not list POPIA as a supported framework.
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. SimplePay has hosting regions: ZA. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 25 June 2026
Related Cloud Hosting & Edge Comparisons
Is this your tool?
Claim or upgrade your VektorIndex listing
Get a Verified badge, add your own specs, and appear at the top of comparison pages.