Head-to-Head Specification Audit
PayFast vs Flywheel
E-Commerce & SaaS Businesses · South Africa
Healthcare AI Compliance
Flywheel
Medical AI Developers & Academic Medical Centres · United States
Visit Flywheel →Specification Matrix
| Metric | PayFast | Flywheel |
|---|---|---|
| Starting Price | $0/mo | Custom pricing |
| API Rate Limit | 60 req/minTie | 60 req/minTie |
| Target Country | South Africa | United States |
| Category | Payment Processing API | Healthcare AI Compliance |
| Compliance (vendor-stated) | POPIA, PCI-DSS | FDA 21 CFR Part 11, FDA SaMD, HIPAA, EU AI Act Healthcare, ISO 13485 |
| Hosting Regions | ZA-Cape-Town, ZA-Johannesburg | US-East, US-West |
| Native Integrations | 6 listed | 7 listedBetter |
PayFast — Key Specs
Vendor-stated- ✓Only major payment gateway with POPIA-compliant ZA data residency by default
- ✓Supports EFT, credit card, Instant EFT, Mobicred, and SnapScan natively
- ✓No monthly fee — pay 2.0–3.5% per transaction only
- ✓Recurring billing API supports subscription SaaS models out of the box
Flywheel — Key Specs
Vendor-stated- ✓Purpose-built for FDA 21 CFR Part 11 and SaMD change control
- ✓HIPAA-compliant federated learning — train AI without sharing PHI
- ✓GE Healthcare, Siemens Healthineers, and 500+ hospitals use Flywheel
- ✓IRB-compliant data curation with audit trail for FDA submissions
- ✓Integration with 510(k) and PMA submission documentation workflows
Frequently Asked Questions
Which is lower-priced, PayFast or Flywheel?+
Flywheel uses custom pricing. PayFast starts at Free plan available. Contact Flywheel directly for a quote.
Which compliance frameworks do PayFast and Flywheel list?+
PayFast additionally lists POPIA, PCI-DSS. Flywheel additionally lists FDA 21 CFR Part 11, FDA SaMD, HIPAA, EU AI Act Healthcare, ISO 13485. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Does PayFast or Flywheel list POPIA as a supported compliance framework?+
PayFast lists POPIA (Protection of Personal Information Act) as a supported compliance framework per its vendor documentation. VektorIndex has not independently verified this claim. South African organisations should request the vendor's current Data Processing Agreement and confirm data residency settings before processing personal information. Flywheel does not list POPIA as a supported compliance framework in its public documentation. Contact the vendor to confirm their position before processing South African personal information.
Which has a higher documented API rate limit — PayFast or Flywheel?+
Both PayFast and Flywheel have the same documented API rate limit of 60 requests per minute. Verify current limits on each vendor's developer documentation.
Which data hosting regions do PayFast and Flywheel support?+
PayFast lists hosting regions: ZA-Cape-Town, ZA-Johannesburg. Flywheel lists hosting regions: US-East, US-West. For data residency requirements in South Africa, 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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