IronWire compared
IronWire next to 3CX, Zoom Phone, RingCentral.
Review draft. Competitor cells are unchecked; “To be checked” marks a gap on purpose.
| IronWire | 3CX | Zoom Phone | RingCentral | |
|---|---|---|---|---|
| Any standard SIP phone or softphone | Yes | To be checked | PartlyGeneric SIP devices manual; may need support ticket; basic calling | To be checked |
| Extensions, auto-attendant menus, queues and voicemail | Yes | Yes | YesAuto receptionists and call queues documented; voicemail not rechecked | Yes |
| An isolated phone system of its own for each customer | Yes | PartlyMulti-tenant shares one instance; own instance needs Dedicated | To be checked | To be checked |
| Self-service portal for staff | Yes | To be checked | To be checked | To be checked |
| Automatic phone setup | PartlyYealink verified; Fanvil and Grandstream supported, not verified | YesSupported phone models provision automatically (DHCP opt 66/RPS) | PartlyZero-touch varies by vendor/model | To be checked |
| Ring groups, time conditions and closed dates | Yes | YesOffice hours, holidays and ring groups; time routing via CFD DateTime | YesBusiness, closed and holiday hours per user, queue, shared line group | To be checked |
| Visual call-flow canvas | Yes | YesCall Flow Designer is a visual flow editor (V20) | To be checked | To be checked |
| Programmable busy-lamp keys with attended or blind transfer | PartlyVerified on Yealink | To be checked | To be checked | To be checked |
| Click-to-call API | Yes | PartlyCall Control API makecall; needs Enterprise-tier licence | To be checked | To be checked |
| Work-from-home phones behind a router | Yes | YesRemote phones supported via 3CX SBC | To be checked | To be checked |
| Webhook destinations | PartlyBuilt | To be checked | To be checked | To be checked |
| Number porting | Planned | To be checked | YesPort-in supported, up to 15 business days US/CA; no virtual numbers | YesAdmin submits port-in order in Admin Portal |
| Emergency-call routing | Planned | Yes | YesEmergency routing; not on mobile with SIM; ported numbers need address | Yes |
| Managed call recording | Planned | Yes | Yes | Yes |
| Encrypted calling | Planned | To be checked | YesSIP over TLS 1.2; media AES-128 default, AES-256 optional | Yes |