Yes, both Justworks and OnPay offer a Free Trial.
Justworks is designed for Small Business, Medium Business and Large Enterprises.
OnPay is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Justworks Starts at $8/user/month when monthly whereas for OnPay Starts at $40/Month.
Some top alternatives to Justworks includes BambooHR, Paychex Flex, Rippling, Freshbooks, SurePayroll, greytHR, Gusto, Zenefits, Paycom, OnPay, Hive Payroll, RUN Powered by ADP, Deel, Remote.com, Papaya Global, Multiplier, ADP Payroll Services, Remofirst, Paycor, NETCHEX and Elite HRMS.
Some top alternatives to OnPay includes BambooHR, Paychex Flex, Rippling, SurePayroll, Square Payroll, Paycom, QuickBooks Payroll, Paybooks, ADP Payroll Services, Coverio, NETCHEX and Quikchex.