Yes, both Ocerra and Pleo offer a Free Trial.
Ocerra is designed for Large Enterprises, Medium Business and Small Business.
Pleo is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Ocerra Starts at $49/Month whereas for Pleo Starts at $50/month when yearly.
Some top alternatives to Ocerra includes Moss - Spend smarter, Tipalti, Pleo, Precoro, Payhawk, Freshbooks, AvidXchange, APXPRESS, Paypool, MineralTree Invoice-to-Pay, SutiAP, Bill.com, InvoiceWorks and Enverus OpenInvoice.
Some top alternatives to Pleo includes and Bill.com.