Business Phone Systems Software

Aircall
  128
Phone system for support and sales teams
RingCentral Office
  784
RingCentral Office - All-inclusive business phone system
Jive Voice
  708
All-Inclusive Cloud Powered Business Communication
Nextiva
  182
Simplifying Business Communication
Grasshopper
  231
Turn the World Into Your Office
Dialpad
  262
Cloud communication platform for enterprises
InfoFlo
  67
All-in-One CRM Software Solution
CrazyCall
  35
Cloud telephony for sales
Bitrix24
  317
Free collaboration, communication & management tool suite
8x8 Virtual Office
  179
Global cloud communications & phone system
3CX
  167
Hosted PBX with CRM integration and mobile apps
Toky
  40
Virtual phone system for business sales and customer support
Spoke Phone
  27
Turn mobile phones into your business phone system / PBX.
Asterisk
  26
Open-source modular communication system
Zadarma
  22
VoIP calls, Cloud PBX and SMS solutions for business users
VirtualPBX
  20
Tools To Connect Everyone, Everywhere.
Truly
  10
Professional business calling and routing for mobile devices
Ninja Number
  8
Virtual phone system for small businesses
CircleLoop
  6
Web-based business telephony system with native app support
eVoice
  5
Small business phone software
NUACOM
  2
All-in-one VoIP phone system for SMBs