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Head-to-Head Specification Audit

Clerk vs PayFast

SaaS Developers · Global

Authentication & Identity

Clerk

SaaS Developers · Global

Visit Clerk

Payment Processing API

PayFast

E-Commerce & SaaS Businesses · South Africa

Visit PayFast

Specification Matrix

MetricClerkPayFast
Starting Price$25/moCustomBetter
API Rate LimitN/A60 req/min
Target CountryGlobalSouth Africa
CategoryAuthentication & IdentityPayment Processing API
ComplianceSOC2, GDPR, CCPAPOPIA, PCI-DSS
Hosting RegionsUS-East, EU-WestZA-Cape-Town, ZA-Johannesburg
Native Integrations7 listedBetter6 listed

Clerk — Key Specs

  • Drop-in React components for sign-in, sign-up, and user profile — 15-minute integration
  • Multi-tenancy with Organizations built-in — no custom RBAC required for B2B SaaS
  • Passkey, WebAuthn, and magic link support included on all plans
  • Webhooks on every auth event for syncing users to Supabase, Stripe, or your database

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

Frequently Asked Questions

What is cheaper, Clerk or PayFast?+

PayFast starts at $0/mo, which is lower than Clerk at $25/mo.

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

Clerk additionally supports SOC2, GDPR, CCPA. PayFast additionally supports POPIA, PCI-DSS.

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

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

Which tool is better suited for Global?+

Clerk is evaluated for SaaS Developers in Global with hosting regions: US-East, EU-West. PayFast has hosting regions: ZA-Cape-Town, ZA-Johannesburg. For data residency in Global, check each vendor's data processing agreements.

Data last verified: 12 June 2026

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