Asterisk is an open source toolkit for building communications applications, now owned and supported by Sangoma (acquired with Digium in 2018). Most Asterisk-based systems and solutions require additional components (e.g. IP-phones, VoIP gateways or telephony interface cards, and other hardware), and expertise.
Most Commonly Comparedto 3CX
Best 3CX Alternatives for Small Businesses
Switchvox is an IP PBX supporting business phone systems, allowing users to simplify communications down to one solution delivered on-premise or hosted in the Cloud. Switchvox Cloud is a fully-featured Unified Communications (UC) solution designed for SMBs, featuring presence, instant messaging, conferencing, and mobility, for a monthly rate starting at $19.99. Switchvox was developed by Digium and now owned and supported by Sangoma since the 2018 acquisition.
Best 3CX Alternatives for Medium-sized Companies
Asterisk is an open source toolkit for building communications applications, now owned and supported by Sangoma (acquired with Digium in 2018). Most Asterisk-based systems and solutions require additional components (e.g. IP-phones, VoIP gateways or telephony interface cards, and other hardware), and expertise.
Best 3CX Alternatives for Enterprises
Asterisk is an open source toolkit for building communications applications, now owned and supported by Sangoma (acquired with Digium in 2018). Most Asterisk-based systems and solutions require additional components (e.g. IP-phones, VoIP gateways or telephony interface cards, and other hardware), and expertise.