Yes, both Quickbooks and OctopusPro offer a Free Trial.
Quickbooks is designed for Individuals, Freelancers, Medium Business and Small Business.
OctopusPro is designed for Large Enterprises, Medium Business and Small Business.
The starting price of OctopusPro begins at $5/User/Month when Billed Yearly, while pricing details for Quickbooks are unavailable.
Some top alternatives to Quickbooks includes Xero, Freshbooks, Sage Accounting (Sage One), Zoho Books, easybook.io, QuickFile, AccountingSuite, Sage Business Cloud Accounting, Wave and Sage 50cloud Accounting.
Some top alternatives to OctopusPro includes FieldAware, Fieldd, Oracle Field Service Cloud, Salesforce Field Service, ManageMart, SAP Field Service Management, Easy Field Services, Fieldworkhq, Service CRM and Fieldeas.