Yes, both Bill.com and Plastiq offer a Free Trial.
Bill.com is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Plastiq is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Bill.com Starts at $0/user/month whereas for Plastiq Starts at $59/Month.
Some top alternatives to Bill.com includes Xero, Patriot Accounting, AvidXchange, APXPRESS, Paypool, Melio, QuickFile, InvoiceWorks, Tipalti, Stampli and Enverus OpenInvoice.
Some top alternatives to Plastiq includes Melio, Stripe Payments, QuickBooks Payments, MagicPay, PayorCRM, PaySimple, aPay Payment Gateway Systems, Clearly Payments and PayApp.