OpenPhone offers Free Trial, but ZoiPer does not.
ZoiPer is designed for Individuals, Medium Business and Small Business.
OpenPhone is designed for Large Enterprises, Medium Business and Small Business.
The starting price of OpenPhone begins at $10/User/Month, while pricing details for ZoiPer are unavailable.
Some top alternatives to ZoiPer includes Zoom, ZIWO, VoIPstudio, 3CX, Speakeasy, ZoomInfo Chat, Qualified, Workvivo, Zip Conferencing, ZipCall, OpenPhone and Zipcall.
Some top alternatives to OpenPhone includes Dialpad Talk, RingCentral Office, Vonage Business, Grasshopper, Dialpad Sell, Voxloud, Ringover, Qualified, VoiceLine, Workvivo and Simple Phones.
