⚖️Side-by-Side Comparison

OnPay vs Brex: Which is Better in 2026?

We've compared 2 tools across pricing, features, ratings, and reviews to help you make an informed decision. No paid placements — just facts.

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Feature
OnPay logo
OnPay

HR & Recruiting

Brex logo
Brex

Productivity & Automation

RatingNo reviews yetNo reviews yet
Pricing
  • OnPay:$49/mo

as of Sep 18, 2026

Free

as of Sep 8, 2026

Pricing ModelFree TrialContact Sales
Free Plan
Free Trial30 days
API Available
VerifiedVerified
Founded—2017
HQ—San Francisco, CA
Team SizeSmall Business1000+
Platforms—
WebiOSAndroid
Top Integrations
QuickBooks OnlineQuickBooks DesktopXeroWhen I Work+1 more
ERP integrationsNavan
Key Features
  • Automated Tax Payments
  • Unlimited Pay Runs
  • Benefits and HR in 50 States
  • Employee Self-Onboarding
  • Pay by Direct Deposit
  • +7 more
  • Corporate cards
  • Expense management
  • Travel
  • Bill pay
  • Banking and treasury
  • +3 more
Description

OnPay is a cloud-based, full-service payroll platform that runs pay, files and pays federal/state/local taxes automatically, and adds built-in HR and benefits administration in one system. It's aimed at small businesses and startups that want unlimited pay runs for W-2 employees and 1099 contractors at a flat, transparent price. Its main differentiator is affordable, all-inclusive pricing (every feature is included in a single plan) backed by hands-on payroll and tax support.

Brex is the all-in-one spend management platform for startups and enterprises. Get corporate cards with no personal guarantee, expense tracking, bill pay, and a high-yield cash account — all with deep integrations into your ERP and accounting tools.