OnSIP vs VitalPBX

OnSIP is a business phone system with multiple business numbers, an auto attendant, custom call routing, and voicemail transcription. It provides desktop and mobile apps as well as a browser softphone, available in Chrome, Firefox, and Opera. Apps are listed for Windows, Mac, iPhone, and Android. The free plan supports up to 100 users and unlimited extensions, and includes Zendesk, HubSpot, and Odoo integrations. Free SIP accounts cannot dial regular phone numbers; paid plans offer a SIP-to-PSTN gateway. Paid plans start at $18.95/user/mo, and a 30-day trial is listed. Month-to-month contracts are available, with payment based on users and features. A SIP address can have active registrations on up to 10 devices. Softphone apps provide end-to-end encryption, and encryption is also available for desk phones. When both parties use the OnSIP app, professional call-link media is encrypted using DTLS SRTP. The Admin Portal supports setup, real-time feature edits, payment and contact management, and invoices.

VitalPBX is a phone system with desktop and mobile apps, available through web, Windows, macOS, Linux, iOS, and Android. It includes an auto attendant, custom call routing, and voicemail transcription. Its free Community plan costs nothing and lists 12 extensions, 2 VitXi WebRTC clients, and 20 devices. Three paid plans are listed, all billed monthly: Enterprise costs $100 a month and includes 50 VitXi WebRTC clients, 2 mobile clients, and 1 tenant. Call Center costs $200 a month and lists 2 mobile clients and 1 tenant. Multi-Tenant costs $250 a month and lists 2 mobile clients. The plan descriptions provide different quantities of extensions, devices, WebRTC clients, mobile clients, and tenants, so those allowances are central details when choosing between them. VitalPBX is the maker and is headquartered in Miami, Florida, United States.