Yes, both Call Loop and CallFire offer a Free Trial.
Call Loop is designed for Large Enterprises, Medium Business and Small Business.
CallFire is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Call Loop Starts at $25/Month when Billed Yearly whereas for CallFire Starts at $99/Month.
Some top alternatives to Call Loop includes CircleLoop, Sendloop, SMS Gateway Hub, MOBtexting, CallFire, Zipwhip, SendHub, LoopMessage, SMSlocal and Loop Email.
Some top alternatives to CallFire includes Calltracks, CallView 360, TeleCapture, INVOX, Call Tracking Pro, Call Tracker, Caller Insight, CallTracking, Calls to Clients and iovox.