The best payroll for accountants and bookkeepers

Build stronger relationships with your clients by joining the Partner Program that gives you everything you need to get payroll right.


Nobody takes better care of your clients

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

We serve every client well

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

Top-rated by experts and clients alike

We receive the highest ratings from CPA Practice Advisor, Motley Fool, and our clients on Capterra and G2 Crowd.

Award-winning customer support

Everyone on our support team is a trained payroll expert, and we guarantee the accuracy of all tax filings.

Join our Partner Program and get free payroll for your firm!


The power to do things your way

  • Full-service payroll and tax filings
  • 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
  • Your firm controls advanced tax settings
  • HR, benefits, and 401(k) plans are all integrated


Designed with your general ledger in mind

Our best-in-class integrations let you set up your GL however you want:

  • Seamlessly integrate with QuickBooks (Desktop and Online), Xero, and popular time-tracking software
  • Custom item mapping
  • Simplified reconciliation
  • Ability to see employee-level details right in your GL


So easy to set up

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

  • Building your dashboard
  • Migrating employee and prior wages for your clients
  • Setting up integrations
  • Dedicated support for all Partners


More revenue (and free payroll) for your firm

For a monthly fee of $40 per EIN + $6 per person, our Partner Program gives you access to everything we do, a free account for your firm, and the choice of a revenue share or discount.

  • Free payroll and HR for your firm
  • Expert help with QuickBooks or Xero setup
  • Free migration of clients’ employee and wage data
  • Unlimited pay runs, on any schedule
  • You’re only billed for workers who are paid in a given month
  • No hidden fees, ever
Clients using OnPay

0 to 2

3 to 19

20 to 49


Discount/ Revenue share

Free firm payroll





Loved by accountants. Respected by experts.

“Top Rated” by the Motley Fool

“It is easy to run payroll with OnPay. Using OnPay, you’ll also have access to HR tools and resources as well as excellent product support — all for one affordable fee.”

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


See what OnPay can do

Our Partner Program makes payroll a simple addition to your practice. We’ll even enter your clients’ employee data and prior wages for free.