VoIPstudio offers Free Trial, but Grasshopper does not.
Grasshopper is designed for and Small Business.
VoIPstudio is designed for Large Enterprises, Medium Business and Small Business.
The starting price of VoIPstudio begins at $4.99/User/Month, while pricing details for Grasshopper are unavailable.
Some top alternatives to Grasshopper includes CloudTalk, Dialpad Talk, VoIPstudio, Vonage Business, Vodia PBX, DYL Business Phone Service, Voxloud, MightyCall, Continent Telecom IP PBX, OpenPhone and MyOperator.
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.