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After-Hours ROI Calculator
Is 24/7 call coverage worth it for your service business? Plug in your numbers. Get the honest answer in 10 seconds.
Tell us your numbers
Honest defaults below — tweak to match your business.
Your Google Analytics or Search Console number, monthly.
Industry average for service businesses is 3–5%.
First visit ticket × typical repeat frequency. Most service businesses: $500–$2,000.
You're losing roughly
$13,872
every month, to leads that arrive while no one's there to catch them.
With Ovox you recover
$6,528/mo
That's $78,336 a year — for $197/mo.
Ovox pays for itself 33× over — every single month.
Conservative assumptions. Honest math.
Real customers, every month.
The 24/7 coverage decision in three numbers.
The "is it worth it" question collapses into three honest numbers: (1) what percent of your inbound is after-hours, (2) what your average customer is worth, and (3) what 24/7 coverage costs. For service businesses, the first two numbers are almost always large enough that the third one becomes trivial.
- After-hours inbound share. CallRail’s SMB inbound benchmarks place roughly two-thirds of service-business inquiries between 6pm and 8am. Plumbing, HVAC, restoration, locksmith, and funeral homes all skew significantly higher (75–85% after-hours) — the entire premise of the category is "we’re open when the customer needs us."
- Average customer lifetime value. Plumbing service call: $420. Dental new patient: $1,800. PI legal case: $5,000–$15,000. Real-estate commission: $8,500. Funeral case: $9,420. Even at the low end, recovering one customer/month makes 24/7 coverage worth it.
- 24/7 coverage cost. Live human service: $300–$2,000/mo + per-call/min meters. Night-shift receptionist: $3,000–$5,000/mo + benefits. AI receptionist (Ovox): $197/mo flat unlimited.
Why most service businesses get this wrong
The trap is calculating "what does coverage cost" instead of "what does the LACK of coverage cost." Voicemail captures essentially zero buyer intent after 9pm; the buyer moves to the next business in their browser tab within minutes. Every month you delay 24/7 coverage is the missed-calls cost above, compounding.
Sources: Harvard Business Review — Oldroyd, McElheran & Elkington, “The Short Life of Online Sales Leads” (2011) · InsideSales / Velocify Lead Response Management Study · Drift 2024 State of Conversational Marketing · CallRail SMB inbound benchmarks 2024.
ROI calculator FAQ
Common questions about after-hours coverage ROI.
Is a 24/7 answering service actually worth it for a small business?
For service businesses where the average customer is worth over $200, yes — almost always. The math: 63% of SMB inbound is after-hours; 3–5% of inbound is a real buyer; 78% of those buyers hire the first business to respond. Even at a $200 average customer value, 24/7 coverage typically returns 8–20× its cost. The calculator above lets you plug in your specific numbers.
Is it cheaper to use a live human answering service or an AI receptionist?
AI is significantly cheaper. Live human services typically run $300–$2,000/mo with per-call or per-minute meters that compound on busy nights. AI receptionists run $50–$300/mo flat with unlimited inbound. For most service businesses, the AI option costs 5–20× less while covering 100% of after-hours inquiries (vs human services that often route to voicemail past 11pm).
What ROI should I expect from after-hours coverage?
Industry-standard service business ROI on after-hours coverage runs 8:1 to 30:1 depending on average customer value and call volume. Plumbing contractors with $400+ service-call tickets and emergency-frequent customer base often see 20:1+. Dental practices with $1,800+ year-one new-patient value see 15:1+.
What hours does "after-hours" actually mean for my business?
For most US service businesses, "after-hours" is roughly 6pm–8am weekdays plus all weekends and holidays. That’s about 128 of the 168 hours in a week (76% of the week). Most service businesses are closed during 80% of buying intent if you measure it this way.
Why do customers hire the first responder?
Two reasons. (1) Speed-to-lead psychology: the buyer is in active "find someone now" mode; the first answer breaks the search loop and the buyer commits to avoid restart cost. (2) Implicit competence signal: "they answered the phone" reads as "they’ll show up to do the work." 78% of service-business buyers hire the first business that responds (Harvard Business Review lead-response study).
What’s the actual conversion rate of an after-hours AI call vs a daytime human call?
For most service businesses with calibrated intake, after-hours AI conversion is within 80–110% of daytime human conversion. The reason: AI captures every call (humans miss ~38% of in-hours calls), AI answers every after-hours call (humans miss 100%), and AI runs full intake flows that voicemail simply can’t. The volume effect outweighs the slight per-call quality gap.
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One last thing.
While you finished reading this page,
a customer landed on a competitor's site
and got the conversation started immediately.
That customer isn't coming back. Neither is the one before. Or the one tomorrow at 9pm.
The bleeding stops the moment Ovox is live on your site.
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