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Independent directory. VektorIndex is not affiliated with or sponsored by any third-party vendor. (VektorIndex's own developer tools are also listed, identified by name.) All specifications are sourced from official vendor documentation and are not independently audited.
Note: PayFast (Payment Processing API) and Brex (Financial Software) are in different software categories. This comparison may be relevant if you are evaluating them for overlapping use cases. For same-category comparisons, browse Payment Processing API tools.

Head-to-Head Specification Audit

PayFast vs Brex

E-Commerce & SaaS Businesses · South Africa

Payment Processing API

PayFast

E-Commerce & SaaS Businesses · South Africa

Visit PayFast

Financial Software

Brex

AI Corporate Card & Spend Management · United States

Visit Brex

Specification Matrix

MetricPayFastBrex
Starting Price$0/moTie$0/moTie
API Rate Limit60 req/min200 req/minBetter
Target CountrySouth AfricaUnited States
CategoryPayment Processing APIFinancial Software
Compliance (vendor-stated)POPIA, PCI-DSSSOC2, PCI-DSS, CCPA
Hosting RegionsZA-Cape-Town, ZA-JohannesburgUS-East, US-West
Native Integrations6 listedTie6 listedTie

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

Brex — Key Specs

Vendor-stated
  • No personal guarantee required — startup-friendly corporate card
  • AI-powered spend controls and real-time receipt capture
  • SOC 2 Type II, CCPA compliant
  • Global payments in 120+ currencies

Frequently Asked Questions

Which is lower-priced, PayFast or Brex?+

Both tools start at Free plan available on their entry plans.

Which compliance frameworks do PayFast and Brex list?+

Both list PCI-DSS in their vendor documentation. PayFast additionally lists POPIA. Brex additionally lists SOC2, CCPA. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.

Does PayFast or Brex 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. Brex 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 Brex?+

Brex has a higher documented API rate limit at 200 req/min versus PayFast at 60 req/min.

Which data hosting regions do PayFast and Brex support?+

PayFast lists hosting regions: ZA-Cape-Town, ZA-Johannesburg. Brex 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 2026Sourced from official vendor documentation. Not independently audited. Report incorrect information

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