HVAC front-desk comparison
Know what is ready before you compare the front desk.
A dated look at Knockwrench, Goodcall, Smith.ai, Ruby, ServiceTitan AI Voice Agent, and Jobber Receptionist. Knockwrench currently has an owner workspace and business profile; voice, SMS, and calendar are not connected.
Buyer-fit recommendation · Knockwrench
A fit when owner setup comes first
The current app provides a private owner workspace and an HVAC business profile. Voice, SMS, and calendar are not connected.
Choose Knockwrench if those owner tools are your immediate need and you can wait on connected call answering, texting, and booking. If you need a live front desk today, compare providers with connected channels instead.
Company-set launch offer
$29 USD / month
Billed monthly. Includes one owner workspace and one HVAC business profile. Voice minutes, SMS volume, and calendar bookings are not included because those connections are not live.
This launch offer is set on the comparison page. Paid checkout is not configured; creating an account will not charge this amount.
Capability and evidence
Compare the front desk behind the price
Unknown means the reviewed evidence did not establish a feature. It does not mean the vendor lacks it.
HVAC owner view
Feature and outcome evidence
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| Comparison | Knockwrench Workspace fit today Owner workspace and business profile available. | GoodcallAI phone agent with customer-based usage pricing. | Smith.aiAI receptionist with optional live-agent support. | RubyLive virtual receptionist with optional AI enhancements. | ServiceTitan AI Voice AgentVoice agent tied to ServiceTitan phone and account setup. | Jobber ReceptionistAI receptionist inside the Jobber service workflow. |
|---|---|---|---|---|---|---|
| Inbound calls and booking | ||||||
| Live call answeringWhat a caller can reach today, based on reviewed evidence. | Voice is not connected; live call answering is unavailable. | AI phone agent; live call answering is a core product use. | AI-first answering; live-agent network is an optional escalation. | 24/7 live receptionist answering is listed by Ruby. | Answers overflow and after-hours calls when configured. | Receptionist handles phone and text inquiries; plan eligibility applies. |
| Caller intake and qualificationUnknown means the reviewed evidence did not establish the capability. | Not connected to inbound calls. | Research snapshot: captures name, request, and address; triages urgent and spam calls. | Lead qualification, intake, and routing are listed. | Client intake and lead qualification are listed. | Identifies customers and job types; exact HVAC emergency taxonomy is unknown. | Answers inquiries and creates work requests. |
| Appointment and calendar bookingBooking claims describe vendor workflows, not a Knockwrench connection. | Calendar is not connected; no live appointment booking. | Research snapshot: books against calendar availability; confirm the calendar and setup. | Calendar scheduling is listed; the exact HVAC calendar setup is unknown. | Scheduling is listed; specific calendar integrations are unknown. | Books jobs into ServiceTitan when its capacity and phone setup are configured. | Can book jobs into the Jobber calendar; plan and setup conditions apply. |
| After-hours and emergency escalationThis does not imply that a vendor diagnoses or resolves an emergency. | Not connected to live calls or escalation routes. | Urgent-call triage is reported; HVAC-specific routing rules are unknown. | Technician transfers are reported; actual routing depends on configuration. | Custom call handling is listed; HVAC emergency rules are unknown. | Configurable escalation is documented; exact rules depend on setup. | Unknown in the reviewed sources. |
| HVAC operations and follow-through | ||||||
| Connection to service records and dispatchA named integration or in-platform workflow is not proof of every dispatch behavior. | Private owner workspace is available; voice and calendar connections are not. | Current page lists Google Calendar and other tools; HVAC dispatch sync is unknown. | Research snapshot reports CRM sync and HVAC-platform integrations; confirm scope. | Unknown in the reviewed sources. | Native ServiceTitan workflow; eligible account and phone setup are required. | Native Jobber workflow creates work requests and logs conversations. |
| Follow-up and owner visibilityNo outcome or conversion guarantee is implied. | Owner workspace has customer, job, and quote surfaces; automated voice/SMS follow-up is unavailable. | Call history is listed; job-status-aware HVAC reminders are unknown. | Research snapshot reports lead follow-up; job-status-aware HVAC reminders are unknown. | Activity and message views are listed; job-status-aware HVAC reminders are unknown. | Call outcomes and follow-up-needed records are documented; results depend on setup. | Conversation logging is documented; review follow-up is reported in the snapshot. |
| Owner workspace and business profileCurrent Knockwrench app status; competitor values reflect only reviewed claims. | Available now: private owner workspace and HVAC business profile. | A provider dashboard is available; HVAC profile parity is unknown. | A receptionist dashboard is available; HVAC profile parity is unknown. | An online portal is listed; HVAC profile parity is unknown. | ServiceTitan account and agent settings are required. | Jobber account and receptionist settings are required. |
| Published pricing and conditions | ||||||
| Price and billing basisSnapshot values stay dated. Current vendor pages may change or vary by usage, seats, or setup. | Company-set launch offer: $29 USD/month, billed monthly. Includes 1 owner workspace and 1 HVAC business profile. Checkout is not configured, so signup does not charge this amount. | 10/15 snapshot: $79/month starting, customer-based rather than per-minute. Official page checked 10/25: $79/agent/month includes 100 unique customers; then $0.79/customer. | 10/15 snapshot: no public starting price captured. Official page checked 10/25: Free $0/month includes 25 calls, then $3/call; Pro $150/month includes 75 calls at $2/call; Enterprise $500/month includes 300 calls at $1.67/call. Higher Pro tiers: 150 calls at $1.80/call and 300 at $1.67/call; Enterprise: 500 calls at $1.60/call and 1,000+ custom. Month-to-month with 30 days’ cancellation notice; optional 6-month plan rate unknown. HVAC-specific setup is unknown. | 10/15 snapshot: quote-required; no starting amount captured. Official page checked 10/25: $250/month for 50 receptionist minutes; $395/month for 100 minutes; $720/month for 200 minutes; $1,725/month for 500 minutes. HVAC fit is unknown; billing term beyond the per-month prices is unknown. | 10/15 snapshot: no public starting price captured. Official product page checked 10/25: $2.75 per voice call and $0.10 per SMS call, each with a 12-month rate lock and pay-as-you-go monthly billing. No minimum calls; pay only for use. Total monthly spend and account eligibility are unknown. | 10/15 snapshot: Connect $149/month (annual billing reported), Grow $299/month, Plus $399/month with Receptionist included, and $29/month per additional user. Other snapshot billing terms and current add-user price are unknown. Official page checked 10/25: prices vary by seats and term. |
Evidence reminder
Check the terms that apply to your shop.
The supplied competitor research snapshot is dated October 15, 2026 and was truncated before its source bibliography. Official vendor pages linked below were checked October 25, 2026; newer terms are called out where they differ. Unknown means not established by the reviewed evidence, not absent. Verify current plans, eligibility, usage, seats, and integrations with each vendor before purchase. Features and outcomes are not guaranteed. Knockwrench’s launch price is a company-set page offer; paid checkout is not configured, and voice, SMS, and calendar are not connected.
Start with the owner workspace
Create an owner account and set up your business profile. Account creation does not start a paid subscription at the launch offer price.