Yes, both iTeleCenter and MightyCall offer a Free Trial.
iTeleCenter is designed for Large Enterprises, Medium Business and Small Business.
MightyCall is designed for Large Enterprises, Medium Business and Small Business.
Pricing for iTeleCenter Starts at $19.95 whereas for MightyCall Starts at $15/user/month when yearly.
Some top alternatives to iTeleCenter includes Dialpad Talk, VoIPstudio, Vonage Business, Textable, Voxloud, MightyCall, Ringover, YOOTOK, CloudPhone, OpenPhone and MyOperator.
Some top alternatives to MightyCall includes CloudTalk, RingByName, Dialpad Talk, VoIPstudio, RingCentral Office, Vodia PBX, Grasshopper, Voxloud and Ringover.