AI receptionist that answers 24/7, costs $29/mo, and sets up in minutes.
By Tanmay Verma, Founder · Last verified 03 Jul 2026
In short
OnCallClerk — AI receptionist that answers 24/7, costs $29/mo, and sets up in minutes. Best for Solo tradespeople (plumbers, electricians, HVAC) who need 24/7 call coverage, Real estate agents and property managers capturing after-hours leads, Dental and medical practices booking appointments outside office hours. Free to start; paid plans from $29/mo.
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OnCallClerk is the most straightforward AI receptionist for small service businesses. Its no-code setup, industry templates, and native Google Calendar integration make it a strong choice for anyone losing calls after hours — at a price that undercuts competitors. However, bilingual support is limited (English + Spanish only as of the vendor page), and it lacks advanced analytics, limiting its appeal for larger or multilingual operations.
Compare with: OnCallClerk vs Presto Voice, OnCallClerk vs Demodesk, OnCallClerk vs Gong
Last verified: July 2026
Across the latest 10 updates: 1 changelog entry and 9 news mentions.
Playbook for solo cleaners to reach $120K revenue using automation; references OnCallClerk AI phone agent as part of the stack.
Comparison of call answering services for pressure washing; OnCallClerk included as AI option.
Comparison of answering services for carpet cleaning; OnCallClerk included in AI agent review.
Comparison of answering services for Airbnb hosts; OnCallClerk included as AI phone agent.
Comparison of call answering services for self storage facilities; OnCallClerk included.
Comparison of answering services for lawn care businesses; OnCallClerk included as AI option.
Guide to answering services for window cleaners; OnCallClerk included in AI phone agent comparison.
Comparison of answering services for small businesses; includes OnCallClerk as AI phone agent option.
Comparison of call answering services for cleaning businesses; covers AI agents, live services, and virtual receptionists.
Comparison of AI phone answering services in 2026; includes OnCallClerk features and pricing.
We ran a structured research pass across product reviews, community discussions, and post-purchase forum threads to surface the patterns vendors won't publish themselves. Below: the recurring strengths, the hidden costs people mention most, and the cohort that consistently regrets adopting this tool.
3 mentions across 1 source (Product Hunt).
How likely is OnCallClerk to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.
Last calculated: July 2026
How we score →OnCallClerk is an AI-powered phone answering platform designed for small and medium businesses. It replaces human receptionists by instantly answering calls, holding natural conversations, capturing leads, booking appointments, and sending transcripts — all without human intervention. The platform targets tradespeople (plumbers, HVAC), real estate agents, property managers, salons, dental practices, law firms, and any business tired of missed calls. Setup takes under ten minutes via a guided wizard: choose an industry template, pick a phone number (local or toll-free), and go live. Key features include industry-specific scripts pre-tuned for 18 industries (plumbing, HVAC, real estate, property management, etc.), urgency triage that routes emergency calls to the on-call team, real-time transcripts and call summaries, and native Google Calendar booking — all included from the $29/mo entry plan. The platform also offers call forwarding, instant alerts for urgent calls, number porting, and webhook integration for custom workflows. For developers and agencies, OnCallClerk exposes a REST API and TypeScript SDK to create agents, provision numbers, and stream call events. White-label and resell options are available for agencies wanting to offer AI receptionist services under their own brand. The free Starter plan lets you test with a phone number and AI agent at no cost, with paid plans starting at $29/mo. Compared to competitors like DialZara, Rosie, and Goodcall, OnCallClerk differentiates by including calendar booking and call transfers from the entry plan, offering 24/7 coverage with no contracts or setup fees, and providing a simpler, more affordable path for service businesses to never miss a call again.
OnCallClerk hits a sweet spot for small service businesses drowning in missed calls. Setup takes minutes — pick an industry, grab a number, and your AI receptionist starts answering with scripts tuned for plumbing, HVAC, real estate, and more. The entry plan at $29/mo includes calendar booking and call transfers, which rivals typically gate behind pricier tiers. For a plumber tired of voicemails or a property manager fielding midnight lockouts, this is a near-instant fix with a clear ROI. Where it falls short: the language support is limited to English and Spanish (per the vendor page), and there's no mention of multilingual capabilities beyond that. Larger businesses or those needing a full-fledged call center with agent handoff, advanced analytics, or integration with complex CRMs might find it too basic. The free plan is a nice trial, but call minutes are capped (not specified, but typical for such plans). Compared to competitors: DialZara's $29 entry plan offers only blind transfers; calendar booking costs $99. Rosie's $49 plan includes bilingual answering but is pricier. Goodcall charges $66/agent but caps unique customers. OnCallClerk's pricing is transparent and predictable. For small teams that need reliable after-hours coverage without breaking the bank, we'd reach for it. But if you need bilingual support in multiple languages or deep analytics, look elsewhere. Real-world caveat: The AI handles conversations naturally for routine calls (booking, info, urgency triage), but complex or ambiguous queries may still need human backup. The platform doesn't offer a human-takeover fallback unless you manually transfer; it's purely an AI-first approach. That's fine for most service businesses, but worth testing during the free trial.
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