Call forwarding, every carrier
Human Add AI help center covers call forwarding setup for every major US carrier (Verizon, AT and T, T-Mobile, Spectrum, Comcast, RingCentral, Google Voice, OpenPhone, and twelve more), PWA install instructions for the mobile dashboard, knowledge base editing, and account management. Most setup guides take under five minutes to complete.
Pick your phone service below. Each guide walks you through exactly what to dial or click to forward your business line. Most take under 2 minutes.
Start here
Mobile carriers
*72 to enable, *73 to disable. Works on every Verizon cell line.**21* on most plans, or go through the myAT&T app.**21*NUMBER# for always-forward, **004*NUMBER# for conditional.*72 on the legacy network, or **21* on lines that moved to T-Mobile after 2024.Business landlines & cable VoIP
Cloud phone systems (VoIP)
Don't see your carrier?
Almost every North American phone service supports *72 (enable) and *73 (disable). Try those first. If they don't work, call us and we'll walk you through it.
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Start your free 7-day trial →Plans and pricing
Starter is $497 a month for up to 200 calls, with one AI assistant and one business number. Professional is $997 a month for unlimited calls and up to 3 AI assistants, and connects to your CRM (the software you track customers in). Enterprise starts at $1,997 a month. Every plan answers 24/7, books appointments and texts you each lead. Start with a 7-day free trial ($10 activation fee, credited to your first bill), backed by a 30-day money-back guarantee. See full pricing or call the demo line at (617) 812-5251.
What changes after the first month on the platform
After thirty days on Human Add AI, three things have changed for the typical operator. First, the recovered-revenue math has compounded into a concrete dollar number that the operator can see in the dashboard and in the bank account. For most single-location service businesses, the first-month recovered revenue lands between $6,000 and $25,000, against a $497 to $997 plan cost. The platform has paid for itself many times over, and the operator mental model has shifted from "evaluating a new vendor" to "operating a critical revenue tool".
Second, the agent has been tuned to the specific cadence of the business. Tuning continues forever (every business evolves, every season brings new call patterns, every new service line needs new intake questions), but the bulk of the agent customization is done in the first 30 days. After that, the operator can edit the knowledge base from the dashboard for most changes and only needs to ping the Human Add AI team for the larger script revisions.
Third, the operator has started thinking about the second-order use cases the platform unlocks. Outbound missed-call callback usually goes live in month two for operators on Professional or Enterprise. Appointment reminder calls usually go live in month three. By month four, the platform is doing both inbound and outbound work that previously required either a part-time staffer or a separate scheduling service, and the operator is running a tighter business with the same overhead.
What the platform looks like a year in
The shape of Human Add AI on month twelve looks different from month one in a few specific ways. The agent has been tuned through dozens of small adjustments, each one shaped by a real call that was almost-perfect-but-not-quite. The CRM integration has been used long enough that the operator has cleaned up the data flow on their end, which means the lead summaries are landing in the right pipeline with the right tags. The outbound module (if enabled) has settled into a daily cadence that the operator runs without thinking about it.
The recovered-revenue number has also gone from a launch-week curiosity to a baseline expectation. Most operators stop tracking it as a single metric and start treating it as part of normal revenue. The platform shows up as a $497 to $1,997 line item in the monthly operating budget and quietly returns 10 to 30 times that in recovered bookings, the same way a good lead-acquisition channel does.
The one thing that almost never changes is the support cadence. The Human Add AI team continues to answer questions inside the SLA, continues to push tuning updates when the operator asks, and continues to send the weekly summary email every Monday. The platform is built to be set-it-and-forget-it, but the team is built to be available the moment the operator needs them.
What the operator sees on a typical Monday
The weekly summary email arrives Monday morning at 7 a.m. local time. It is one screen of plain-language metrics: how many calls came in last week, how many were answered (almost always 100 percent), how many resulted in a booked appointment, how many qualified as emergency-routed to the on-call dispatcher, the dollar value of recovered missed-call revenue based on the average ticket size, and a comparison against the previous four weeks.
For most operators that email is enough. The operator scans it for any anomaly (a sudden drop in bookings, an unusually high emergency rate, a spike in after-hours calls) and either responds to the anomaly or moves on with the rest of the Monday. The dashboard sits behind the email for any deeper investigation: drilling into a specific call, listening to the recorded conversation, reading the transcript, reviewing the agent confidence score on a particular interaction, or tuning a specific intake question.
The Monday email also surfaces the outbound activity for operators on Professional and Enterprise: how many missed-call callbacks fired, how many connected, how many appointments came out of the callbacks, and the same metric for appointment reminders and review-collection calls. The outbound numbers usually drive the second-order conversation between the operator and the Human Add AI team: should we expand the outbound use cases, should we adjust the callback timing window, should we change the appointment-reminder script.