Yes, both Panther and Freshbooks offer a Free Trial.
Panther is designed for Large Enterprises, Medium Business and Small Business.
Freshbooks is designed for Freelancers, Medium Business and Small Business.
Pricing for Panther Starts at $49/user/month when monthly whereas for Freshbooks Starts at $8/month when monthly.
Some top alternatives to Panther includes and undefined.
Some top alternatives to Freshbooks includes Quickbooks, Xero, Zoho Books, FreeAgent, QuickFile, HoneyBook, Zoho Invoice, Busy Accounting Software, QuickBooks Desktop Pro and Wave.