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Head-to-Head Specification Audit

PayFast vs Flywheel

E-Commerce & SaaS Businesses · South Africa

Payment Processing API

PayFast

E-Commerce & SaaS Businesses · South Africa

Visit PayFast

Healthcare AI Compliance

Flywheel

Medical AI Developers & Academic Medical Centres · United States

Visit Flywheel

Specification Matrix

MetricPayFastFlywheel
Starting PriceCustomBetter$4167/mo
API Rate Limit60 req/minBetter60 req/min
Target CountrySouth AfricaUnited States
CategoryPayment Processing APIHealthcare AI Compliance
CompliancePOPIA, PCI-DSSFDA 21 CFR Part 11, FDA SaMD, HIPAA, EU AI Act Healthcare, ISO 13485
Hosting RegionsZA-Cape-Town, ZA-JohannesburgUS-East, US-West
Native Integrations6 listed7 listedBetter

PayFast — Key Specs

  • 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

  • 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

What is cheaper, PayFast or Flywheel?+

PayFast starts at $0/mo, which is lower than Flywheel at $4167/mo.

Which tool is better for compliance — PayFast or Flywheel?+

PayFast additionally supports POPIA, PCI-DSS. Flywheel additionally supports FDA 21 CFR Part 11, FDA SaMD, HIPAA, EU AI Act Healthcare, ISO 13485.

Is PayFast or Flywheel compliant with South Africa's POPIA?+

PayFast supports POPIA compliance. Flywheel does not list POPIA as a supported framework.

Which has a higher API rate limit — PayFast or Flywheel?+

PayFast has a higher API rate limit at 60 requests per minute. PayFast: 60 req/min. Flywheel: 60 req/min.

Which tool is better suited for South Africa?+

PayFast is evaluated for E-Commerce & SaaS Businesses in South Africa with hosting regions: ZA-Cape-Town, ZA-Johannesburg. Flywheel has hosting regions: US-East, US-West. For data residency in South Africa, check each vendor's data processing agreements.

Data last verified: 3 July 2026

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