Yes, both Quickbooks and Slemma offer a Free Trial.
Quickbooks is designed for Individuals, Freelancers, Medium Business and Small Business.
Slemma is designed for Medium Business and Small Business.
The starting price of Slemma begins at $89/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 Slemma includes Alteryx, iDashboards, DataHero, Databox, DashThis, Klipfolio Dashboard, myDATA3, Easy Insight, AppInsights and Analytics Canvas.