FreshBooks
Yes, both Freshbooks and Harvest offer a Free Trial.
Freshbooks is designed for Freelancers, Medium Business and Small Business.
Harvest is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Freshbooks Starts at $8/month when monthly whereas for Harvest Starts at $10.80/User/Month when Billed Yearly.
Some top alternatives to Freshbooks includes Xero, Sage Accounting (Sage One), Patriot Accounting, Quickbooks, Zoho Books, FreeAgent, QuickFile, HoneyBook, Zoho Invoice, Busy Accounting Software, QuickBooks Desktop Pro and Wave.
Some top alternatives to Harvest includes clockodo, Timesheets.com, TrackingTime, Clockify, TimeTrack, Time Track Bill, Timesheet, Hyperlogs, Timet and Time Tracker by eBillity.