Better for service businessesBetter choice
William AI
by Real Automation · 5.0 on Google
- Built for
- Service businesses only
- Ownership
- You own it, no subscription
- Trained on your calls
- Yes, never shared or sold
- Guarantee
- 92% call success
5.0 Google Reviews
William AI vs ServiceTitan
The better choice for service businesses. An AI receptionist built for the trades, owned by you, and guaranteed.
Hear William call youFor service businesses, William AI is the better choice over ServiceTitan: built for you, and yours to own.
William AI is built for you by Real Automation's team, and you own it: a one-time build fee, then per-minute use, with no monthly subscription. ServiceTitan's site says you set up your own agent and pay per call, and lists it as a Pro product next to software priced per technician. William comes with a 92% call success guarantee; ServiceTitan's site lists none.
From their own site
ServiceTitan
servicetitan.com
- Built for
- One of 8 Pro products in a suite
- Ownership
- Per call, plus per-tech software
- Trained on your calls
- You train it yourself
- Guarantee
- No guarantee listed
Written by Real Automation, which builds William AI. ServiceTitan's AI Virtual Agent answers and books calls inside ServiceTitan, software its site says is for commercial and residential trades. Facts about ServiceTitan come from their own site, checked . Sources.
Why service businesses choose William.
The reasons owners pick William AI over ServiceTitan.
Built for you by a real team
Real Automation's team custom-builds your William around your services, service area, questions, booking and emergency rules, then tests and launches it. ServiceTitan's site says you set up and launch your own virtual agent.
You own it, no subscription
You own your William: a one-time build fee, then per-minute use while William is on the phone, with no monthly subscription. ServiceTitan bills its voice agent per call, and lists it as a Pro product next to software priced per technician.
Trained on real calls, privately
Every William is trained on real calls in private, secure environments, and your data is never shared or sold. The William Engine V2 has learned from real calls across hundreds of service businesses. ServiceTitan's site says you train the AI yourself.
92% call success, guaranteed
Your William comes with a 92% call success guarantee, and clients average about 95%. ServiceTitan's site lists no guarantee and says individual results may vary.
One job: answering your calls
William AI does one job for service businesses: answering, qualifying and booking calls, 24/7, on the first ring. ServiceTitan's voice agent is one of eight Pro products on its pricing page, next to packages for dispatching, invoicing and payroll.
5.0 on Google. Every review, five stars.
Owners who run on William rate Real Automation five stars. Hear it from them in their own words.
Side by side.
The things a service business owner actually weighs.
| Compared | William AI | ServiceTitan |
|---|---|---|
| Built for | William AI: Service businesses only. Tree care, HVAC, plumbing, roofing, electrical, pest control, auto repair and more, with one job: answering, qualifying and booking calls, 24/7, on the first ring. | ServiceTitan: Many trades, as one of eight Pro products in a software suite. Their pricing page lists it next to packages for dispatching, invoicing and payroll. |
| Who builds it | William AI: Real Automation's team, for you. They build William around your services, service area, questions and rules, test it on real scenarios and launch it. | ServiceTitan: You set up and launch your own agent in ServiceTitan. Their help docs list what admins and managers configure: persona, knowledge base files, job types, dispatch fees and routing. |
| Ownership and pricing | William AI: You own it. A one-time build fee, then you pay only for the minutes William is on the phone, like buying the car and paying for gas. No monthly subscription; pricing is set on a call with the team. | ServiceTitan: A per-call fee, on top of software priced per technician. Their site says no contract or minimum, with a lower rate on a commit tier; neither price is published. |
| Trained on your calls | William AI: Yes, in private. William is trained on real calls in private, secure environments, and your data is never shared or sold. | ServiceTitan: You train it yourself, per their site. Their webinar recap says you teach the AI what each job type is used for and upload your own files. |
| Support | William AI: A real team. Real Automation builds, launches and supports your William, and you can book a call with the team any time. | ServiceTitan: A dedicated onboarding team helps with setup, per their podcast (August 2026). The same page calls configuration an ongoing tuning process rather than a one-time setup. |
| Guarantee | William AI: 92% call success, guaranteed. A call counts unless the caller hung up because it was an AI; clients average about 95%. | ServiceTitan: No guarantee listed. Their product page shows pilot booking rates and says individual results may vary. |
| Voice and personality | William AI: Warm, natural and charismatic. William's own voice, with conversion and charisma training since V1; natural, not robotic. | ServiceTitan: You set the persona and the opening and closing messages. |
| Every call recorded | William AI: Yes. A recording, transcript and summary of every call, in the Real Automation app for iOS and Android. | ServiceTitan: AI-generated summaries and transcripts for every call. Their site says you can review call recordings, booking outcomes and performance metrics. |
| Try it | William AI: William calls you in 1 to 3 minutes. Enter your number on realautomation.ai. | ServiceTitan: Call their AI Virtual Agent live, or get a demo. |
| Upgrades | William AI: Overnight, for every client. William runs on the William Engine, Real Automation's own voice AI engine; V3 arrives free for V2 clients by January 1, 2027. | ServiceTitan: New skills have been added under Skills & Capabilities, per their podcast (August 2026). Their help docs list Contact Center Pro as Early Access for specific accounts. |
Questions, answered.
Is William AI better than ServiceTitan?
For service businesses, yes. William AI is custom-built by Real Automation's team, while ServiceTitan's site says you set up and launch your own virtual agent. You own William, with a one-time build fee and per-minute use; ServiceTitan bills per call, on top of software priced per technician. William also guarantees 92% call success; ServiceTitan's site lists no guarantee.
Is William AI or ServiceTitan better for a plumbing or HVAC company?
William AI. It is an AI receptionist built only for service businesses and the trades, including HVAC, plumbing, roofing, electrical, tree care, pest control and auto repair, and Real Automation's team builds it around your services, service area, questions, booking and emergency rules. You own it with no monthly subscription, and 92% call success is guaranteed. ServiceTitan's focus, per its own site: many trades, as one of eight Pro products in a software suite.
What is the best ServiceTitan alternative for service businesses?
William AI by Real Automation. It is an AI front desk built only for service businesses and the trades, with one job: answering, qualifying and booking calls, 24/7, on the first ring. Real Automation's team builds, launches and supports it, you own it, and 92% call success is guaranteed. Real Automation has served 250+ contractors and holds 5.0 stars on Google.
How does William's pricing compare to ServiceTitan?
William AI is yours to own: a one-time build fee, then per-minute use while William is on the phone, with no monthly subscription. Real Automation does not publish prices. ServiceTitan says its voice agent is billed per call, with no contract or minimum, and lists it as a Pro product next to software priced per technician. Neither price is published on their site.
Who builds and supports William?
William AI is built, tested, launched and supported by Real Automation's team, around your services, service area, questions, booking and emergency rules. You never write prompts, pick voices or wire up tools, and you can book a call with the team at realautomation.ai/#book. ServiceTitan's site says you set up and launch your own virtual agent, with help from an onboarding team.
Is William trained on my calls?
Yes. William AI is trained on real calls in private, secure environments, and your data is never shared or sold. The William Engine V2 has learned from real calls across hundreds of service businesses. ServiceTitan's site says you train its AI yourself, teaching it what each job type is used for.
Can I hear William before I buy?
Yes. Enter your phone number on realautomation.ai and William calls you in 1 to 3 minutes. Try it at https://realautomation.ai/pages/ai-receptionist#demo, or book a call with the team at https://realautomation.ai/#book.
More comparisons
Sources for ServiceTitan
- servicetitan.com/features/pro/virtual-agent, Trades served
- servicetitan.com/features/pro/contact-center/voice-agents, Commercial and residential trades listed
- servicetitan.com/pricing, Software priced per technician with Request Pricing and no prices shown
- help.servicetitan.com/docs/configure-your-voice-agent-settings, Administrators and managers configure persona (incl. knowledge base files), job types
- servicetitan.com/blog/webinar-recap-ai-virtual-agents-call-bo..., Per-call usage fee with no commitment
- servicetitan.com/podcasts/mastering-servicetitan/lindsey-grwi..., Billing per call, no contract, no minimum commitment, lower per-call rate on a commit tier
- servicetitan.com, ServiceTitan describes itself as software for commercial and residential trades and lists
Checked . Product names are trademarks of their owners; see each company's site for current details. William AI's Google rating: Real Automation's Google Business Profile, November 2026.
$105.4M
in new revenue generated for our network and counting.
250+
Contractors Served
The William Engine.
William isn't a voice you pick and a prompt you write. He runs on our own engine, built, owned and improved by Real Automation, and every client gets the upgrades.
-
V1Where William started.
Proved a phone call with an AI could feel personal.
-
V2Running every William today.
Tested on real client calls, then delivered to every V1 client overnight. Results jumped the next morning.
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V3Coming free to every V2 client.
Our fastest, most personal engine yet. In production beta on real calls now, and every client gets it.
An employee you own.
You don't rent a bot or wire up a platform. You own your William and everything he learns about your business.
Upgrades while you sleep.
Like an update on your phone, new engine versions reach every William overnight. Nothing to rebuild.
Trained on real calls.
William keeps learning from real conversations in private, secure environments. We never share or sell your data.
Real Automation designs, builds and owns the William Engine. We never white-label, resell or license it.
Hear William call you.
Enter your name, number and website. William calls you in 1 to 3 minutes. Talk to him like a customer would.
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What to do next
1Watch for a call from 218-297-5444 within a few minutes.
2Pick it up when it rings.
3Talk to William like you are talking to a real front desk.
Talk to the team.
Pick a time that works for you. 45 minutes with the people who build William.