Yes, both Callback Tracker and LimeCall offer a Free Trial.
Callback Tracker is designed for Large Enterprises, Medium Business and Small Business.
LimeCall is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Callback Tracker Starts at $14/Month whereas for LimeCall Starts at $15/User/Month.
Some top alternatives to Callback Tracker includes InstaContact, ProspectBoss CRM Dialer, Hello Hunter, CallCenterHosting Predictive Dialer, Callspot, LiveCaller, Click2Contact, LiveCall, LimeCall and Calldrive.
Some top alternatives to LimeCall includes Lucep, Leadtosale, Callspot, Phonesites, Azure Key Vault, Click2Contact, LiveCall, CallPage, Direct Connect and Calldrive.