The best payroll for accountants and bookkeepers

Do more for your clients and grow your practice by becoming an OnPay Partner. We give you everything you need to get payroll right and expand your services for clients.

For a limited time, earn a bonus of up to $1500 when you add clients to OnPay.*

Loved by accountants. Top-rated by experts.

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Top Rated

The Motley Fool's Blueprint

Best Value


5-Star Rated on CPA Practice Advisor
5-Star Rated on Capterra
5-Star Rated on G2 Crowd

Nobody takes better care of you and your clients

We combine 30+ years of payroll experience with the latest technology to be the payroll partner you can always rely on.

We serve every client well

Full-service payroll and tax filings for 1 to 500+ employee companies anywhere in the US, plus clients with unique payroll needs like restaurants, farms, and churches.

Award-winning support

We set up everything for your clients, and everyone on our support team is a trained payroll expert. We also guarantee the accuracy of our tax calculations.

Partner Program perks

For a monthly fee of $36 per EIN + $4 per person, our Partner Program gives you access to everything we do, plus free payroll for your firm and revenue sharing as you add more clients.

The power and flexibility to do things your way

  • All of your clients in one dashboard
  • Flexible permissions so you or your clients can run payroll
  • No limit on the number of admin users
  • Best-in-class integrations with QuickBooks (Desktop and Online), Xero, and time-tracking software
  • HR, benefits, and 401(k) plans are all integrated

So easy to set up

Switching to OnPay is simple because we handle all of the hard stuff, including:

  • Migrating your clients’ employee and prior wage data
  • Building your custom dashboard
  • Expert help with integration setup and custom-item mapping
  • Dedicated support for all partners

Become a partner

Sign up today and we’ll set up your dashboard so your firm can start adding clients.

Or see what we can do

Want to learn more? A demo with one of our payroll experts will show you everything OnPay can do.

*Terms and conditions apply.