Pricing. Paychex Flex lists Flex Essentials at $39 a month plus $5 per employee. Paycor quotes all five of its plans.
Capabilities. Both cover payroll, time and HR. Paycor adds talent acquisition, talent management, analytics and expense management; Paychex Flex adds workers' compensation and employee perks.
Integrations. Paycor lists about 100 integrations, an API and webhooks. Paychex Flex offers a REST API with webhooks and lists QuickBooks, Sage Intacct, Xero and NetSuite among its integrations.
Fit and support. Paychex lists 24/7 payroll support and self-guided setup with a same-day first payroll. Paycor publishes no support hours on the pages we reviewed.
Security. Paycor states SOC 2 Type 2 and GDPR and supports single sign-on through Microsoft, Google, OneLogin and Okta. Paychex names no certification on the Flex pages we reviewed.