Choose OnPay if you need
No checked fact sets OnPay apart from Paychex yet.
At a glance
- OnPay's lowest paid plan is Payroll Essentials at $49 per month base fee, plus $6 per worker per month, as of October 20, 2026.
- Both work with Xero.
- OnPay lists SOC 2 and SSO. We haven't confirmed any of these for Paychex.
- Paychex has a public API. We haven't confirmed one for OnPay.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Paychex if you need
- Integration with Intuit Quickbooks, Sage Intacct or Oracle Netsuite. We haven't found them on OnPay's website.
OnPay
Nobody has reviewed OnPay yet. Its rating shows once it has 3 reviews.
Review OnPay
Paychex
Nobody has reviewed Paychex yet. Its rating shows once it has 3 reviews.
Review PaychexThe facts
- What it does
- OnPayPeople tech for payroll, HR, benefits and time tracking, backed by real experts
- PaychexHR and payroll solutions to fit the needs of any size business
- Free plan
- OnPayNot confirmed
- PaychexNot confirmed
- Pricing
- OnPayBase fee plus per worker, monthly
- PaychexNot confirmed
- Paid plans from
- OnPay
What they share
From the platforms and integrations each website lists.
Integrations
Both
- Xero
Only OnPay
- QuickBooks Online
- JazzHR
- TurboTax
- Middesk
- Vestwell
- MainStreet
- Traliant
- ERGO NEXT Insurance
Only Paychex
- Intuit Quickbooks
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between OnPay and Paychex yet.
Used either of them?
Your review makes this comparison better for the next person. Review OnPay or review Paychex.