Yes, both Ocerra and Bill.com offer a Free Trial.
Ocerra is designed for Large Enterprises, Medium Business and Small Business.
Bill.com is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Ocerra Starts at $49/Month whereas for Bill.com Starts at $0/user/month.
Some top alternatives to Ocerra includes Precoro, AvidXchange, APXPRESS, Paypool, MineralTree Invoice-to-Pay, SutiAP, Bill.com, InvoiceWorks, Tipalti and Enverus OpenInvoice.
Some top alternatives to Bill.com includes AvidXchange, APXPRESS, Paypool, Melio, QuickFile, InvoiceWorks, Tipalti, Stampli and Enverus OpenInvoice.