Just as a smartphone can do more than a landline phone, a VoIP phone system for business can perform all the expected tasks of standard business phone plans and then some. They’re a great choice for small businesses that need full functionality, and the VoIP systems we’ve reviewed include most, if not all, of the following features: Web-based system administration Mobile management (iOS and Android) Automated attendant Hold music Call forwarding Conference bridging Conference calling Caller ID Call blocking Call waiting Call transferring Find Me/Follow Me Ring groups One-line sharing on multiple phones/devices Video conferencing Voicemail to Email (as audio file) Voicemail to Text Fax to Text (as PDF)