Yes, both Stripe Billing and Circle offer a Free Trial.
Stripe Billing is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Circle is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Circle begins at $39/Month, while pricing details for Stripe Billing are unavailable.
Some top alternatives to Stripe Billing includes Stripe Payments, Invoiced, Chargebee, Square Invoices, Servicebot, BillingPlatform, Billbooks, ChimpCharge, Billin and Stripe Invoicing.
Some top alternatives to Circle includes Skool, Qualified, Workvivo, Sociohub, AfterClass, Orbit, Mighty Networks, Smartwebs, SuperFans and Convolio.