Yes, both Bill.com and Billin offer a Free Trial.
Bill.com is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Billin is designed for Individuals, Freelancers, Medium Business and Small Business.
The starting price of Bill.com begins at $0/user/month, while pricing details for Billin are unavailable.
Some top alternatives to Bill.com includes AvidXchange, APXPRESS, Paypool, Melio, QuickFile, InvoiceWorks, Tipalti, Stampli and Enverus OpenInvoice.
Some top alternatives to Billin includes Invoiced, InvoiceBerry, Moon Invoice, GetMyInvoices.com, InvoiceApp, GoGSTBill, Refrens Invoice, Invoice Simple and Billogram.