Yes, both VoIPstudio and MightyCall offer a Free Trial.
VoIPstudio is designed for Large Enterprises, Medium Business and Small Business.
MightyCall is designed for Large Enterprises, Medium Business and Small Business.
Pricing for VoIPstudio Starts at $4.99/User/Month whereas for MightyCall Starts at $15/user/month when yearly.
Some top alternatives to VoIPstudio includes Voiptime, CloudTalk, Dialpad Talk, Vonage Business, Vodia PBX, PBX Plus by 500apps, Voxloud, MightyCall, Continent Telecom IP PBX, iPlum and OpenPhone.
Some top alternatives to MightyCall includes CloudTalk, RingByName, Dialpad Talk, VoIPstudio, RingCentral Office, Vodia PBX, Grasshopper, Voxloud and Ringover.