Yes, both Basecamp and Nimble offer a Free Trial.
Basecamp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Nimble is designed for Freelancers, Medium Business and Small Business.
Pricing for Basecamp Starts at $15 whereas for Nimble Starts at $24.90/User/Month when Billed Yearly.
Some top alternatives to Basecamp includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, Trello, TeamGantt, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Quick Base, ClickUp and Project.co.
Some top alternatives to Nimble includes Salesforce Sales Cloud, Pipedrive, Thryv, Vendasta, ClickUp, Zoho CRM, Agile CRM, Teamwork CRM, Team365, Gro CRM, GoCRM, SimpleCRM, Simply CRM, CRM.me, iGlobe CRM Office 365 and CRM.io by 500apps.