Yes, both Stripe Billing and Square Invoices offer a Free Trial.
Stripe Billing is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Square Invoices is designed for Medium Business and Small Business.
Pricing details for both Stripe Billing and Square Invoices are unavailable at this time. Contact the respective providers for more information.
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 Square Invoices includes SlickPie, Invoiced, InvoiceBerry, PayorCRM, Moon Invoice, Simple Invoices, Billbooks, Billin, InvoiceApp and Billogram.