Qlingen compared with other phone systems

Each page below puts Qlingen next to one alternative on the same twelve points: where it runs, how you pay, multi-tenancy, queues and callbacks, softphone and mobile, AI assistant, API, custom call logic and who holds your data. If you are shopping for an alternative to any of them, each page shows exactly what you gain and what you give up.

United States Qlingen vs FreePBX Open-source PBX with commercial add-ons Cyprus Qlingen vs 3CX Proprietary software PBX, self-hosted or hosted by 3CX United States Qlingen vs FusionPBX Open-source multi-tenant FreeSWITCH GUI United Kingdom Qlingen vs Gamma Horizon Hosted cloud phone system sold through channel partners United States Qlingen vs RingCentral Hosted UCaaS platform United States Qlingen vs 8x8 Hosted UCaaS and CCaaS platform United States Qlingen vs Zoom Phone Hosted cloud phone add-on to Zoom United States Qlingen vs Microsoft Teams Phone Cloud PBX inside Microsoft 365 United States Qlingen vs Cisco Webex Calling Hosted cloud calling in the Webex suite United States Qlingen vs Vonage Business Communications Hosted UCaaS platform United States Qlingen vs Dialpad AI-first hosted phone system France Qlingen vs Aircall Hosted phone system for sales and support teams United States Qlingen vs Nextiva Hosted UCaaS platform United States Qlingen vs GoTo Connect Hosted UCaaS platform United States Qlingen vs Grandstream UCM On-premises IP PBX appliance China Qlingen vs Yeastar P-Series PBX as appliance, software or cloud edition Canada Qlingen vs Mitel MiVoice Enterprise PBX, on-premises or private cloud United States Qlingen vs Avaya IP Office SMB and mid-market PBX, on-premises or hosted Germany Qlingen vs NFON Cloudya Hosted cloud PBX for Europe Germany Qlingen vs sipgate Hosted cloud telephony for SMBs United States Qlingen vs Ooma Office Hosted phone service for small businesses United States Qlingen vs VitalPBX Asterisk-based PBX, free core with paid add-ons United States Qlingen vs Asterisk Open-source telephony engine France Qlingen vs Wazo Platform Open-source programmable telephony platform