Features   google-voice   Phone2  
   Unlimited SMS and MMS messaging          
   Choose a U.S. or Canada phone number   U.S. only      
   Virtually unlimited calling minutes per month          
   Apps for phones, tablets, and computers   Mobile only      
   Competitive international calls          
   Call blocking          
   Conference calling          
   Notification of voicemail via email          
   Transfer your existing number free   Not free      
   Mobile voice/data/Wi-Fi calling          
   Personalized customer support          
   Add/remove multiple lines          
   Auto attendant and dial-by-name directory          
   Simultaneous call forwarding          
   After-hours call handling          
   Monthly subscriptions          
   Online faxing          
   Text and call from browser        

*Phone2 provides this comparison for convenience and information-purposes only. We do not have any partnership with Google Voice. The Google Voice logo and name are trademarks of the Microsoft corporation