| Ring Wired Plus and Pro 2 | Houses already in the Ring and Alexa ecosystem | 16 to 24 VAC doorbell wire, Wi-Fi | $4.99 a month and up to keep recordings | Easiest app and the most installed; needs Ring Protect or clips vanish |
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| Google Nest Doorbell, wired | Houses on Google Home | 16 to 24 VAC doorbell wire, Wi-Fi | 3 hours free, $8 a month for Nest Aware | Good people and package detection; the battery model stops charging below 0 °C |
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| UniFi G4 Doorbell Pro, PoEOur pick | Houses and small offices with a UniFi network | PoE Cat6, or doorbell wire plus Wi-Fi | $0, records to your own UniFi recorder | What we fit most at home: no fee, local recording, package camera, fingerprint reader option |
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| Eufy and Reolink PoE doorbells | No-fee homes without UniFi | Wi-Fi or PoE | $0, local storage | Solid picture and no subscription; weaker apps, so we fit them on request |
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| UNV and BAS-IP villa kits | Houses and estates that want an indoor monitor and a gate release | 2-wire or PoE | $0 | A proper intercom for a house: monitor in the hall, app on the phone, gate and door release |
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| UniFi Intercom and AccessOur pick | Offices, studios, clinics, buildings up to a few hundred users | PoE | $0 | Intercom, readers and cameras in one console, mobile unlock, no per-door licence |
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| 2N IP Verso and IP Style | Offices, clinics, premium condos, anywhere SIP matters | PoE, SIP | $0 base, My2N app optional | The reference IP intercom: modular readers, keypads, displays, integrates with almost any access system |
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| Akuvox | Condos and apartments watching the per-suite cost | PoE, SIP, 2-wire with adapters | $0 base, cloud app priced per unit | Lobby panels with face and app unlock, affordable indoor monitors, good 2-wire retrofit path |
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| BAS-IPOur pick | Condos that want monitors in suites and an app | PoE | $0 base, app link optional | Glass and steel panels, clear video and audio, suite monitors, concierge console; our most recent multi-tenant installs |
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| Comelit and Aiphone 2-wire | Buildings keeping their old intercom cable | Existing 2-wire | $0 | Video over the wires already in the riser; the cheapest full replacement in a 1970s or 1980s building |
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| ButterflyMX and Swiftlane | App-first buildings with a management budget | PoE, cloud | About $3 to $4 per unit per month | Polished software, a subscription forever; we install them when a board wants that model |
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| Cellular telephone entry upgrade | Keeping an old Mircom TX3, Linear or DoorKing alive | Cellular dialer | $30 to $60 a month carrier fee | The stopgap when the Bell copper line goes; no video, so we treat it as a bridge not a fix |
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