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What is a virtual receptionist?

11 September 2026 · 9 min read

The RedAgents telephone answering service page.

If you've been told to "get a virtual receptionist" and you're not sure what that actually means, this post is the short version. A definition that stands on its own, then what they do, the two kinds you can buy, how they differ from voicemail and from a call centre, what they cost, and who they suit. Every section is self-contained — skip to the bit you need.

The definition

A virtual receptionist is someone — or something — that answers your business phone from outside your premises, greets callers in your business's name, takes the details, and passes the message or booking to you.

Three parts matter in that sentence. Outside your premises: there's no desk, no chair, no one on your payroll. In your business's name: the caller hears your business, not a generic "hello, answering service". Passes it to you: the output is a message, a booking or a quote landing on your phone — not just a recording nobody listens to.

The word "virtual" only describes where the answering happens. It says nothing about whether a human or software does the answering. That's the next question, and it's the one that changes everything about price and behaviour.

What a virtual receptionist actually does

The scope varies by provider, but most cover some combination of the following:

  • Answers the call, in your business's name, with a greeting you've chosen.
  • Finds out who's calling and why — name, number, postcode, the job or enquiry.
  • Answers simple questions — opening hours, whether you cover an area, roughly what something costs.
  • Takes a booking or puts a slot in the diary.
  • Sends you the message by text, email or WhatsApp.
  • Handles out-of-hours calls differently from daytime ones, if you set it up that way.
  • Screens or transfers — some services will patch a live caller through to your mobile if the call is worth interrupting you for.

What a virtual receptionist does not do: open your post, greet people at the door, chase your invoices or sit in your waiting room. It's a phone role. If you need a physical front desk, this isn't a substitute for it. We've written a longer scope list in what a remote receptionist can and can't do.

The two kinds: human teams and AI

Every virtual receptionist on the UK market is one of two things.

1. A human team

A room of trained call handlers, usually sharing their attention across dozens or hundreds of client businesses. They have a script and a note of your basics. When your line rings, whoever is free picks it up and reads your greeting off the screen.

Strengths: judgement. A person can hear distress in a voice, handle an odd request, and calm someone down. Weaknesses: they cost human money, so pricing is usually per call or per minute; out-of-hours is often a premium or unavailable; and at busy moments there's a queue, because a handler can only be on one call at a time.

2. AI

Software answers the call, holds a conversation, and writes up the result. There's no queue — ten calls at once are ten calls answered at once. It doesn't care that it's 2am. It knows whatever you've told it, exactly, every time.

Strengths: cover and price. Weaknesses: it isn't a person, and it never will be. It can't read between the lines the way a good human handler can, and some callers will clock it.

RedAgents is the AI kind. We say that plainly because it matters to some callers and some businesses, and you should decide with your eyes open rather than find out later. If you want the side-by-side on all four options — voicemail, human answering service, in-house hire, AI — that's here.

The RedAgents telephone answering service page.

How it differs from voicemail

Voicemail is a recording. A virtual receptionist is a conversation. That's the whole difference, and it's bigger than it sounds.

VoicemailVirtual receptionist
Caller experienceTalks to a machine, hears a beepGets greeted, gets answered
Information capturedWhatever the caller chooses to sayThe details you asked for, every time
Simple questionsUnansweredAnswered on the call
BookingsNoUsually yes
CostFree with most lines£20–£300+/month depending on type and volume

The practical problem with voicemail isn't the technology — it's the caller. Someone with a leak, a broken boiler or a toothache is not in the mood to leave a message and wait. They go back to the search results and ring the next name down. Our own page puts it bluntly: nobody who needs a plumber leaves a voicemail.

How it differs from a call centre

People use "call centre" and "virtual receptionist" as if they're the same thing. They're not, and the difference is scale and script.

  • A call centre handles high volume for one or a few large organisations. Fixed scripts, tight handling targets, often outbound as well as inbound. The caller knows they're in a system.
  • A virtual receptionist handles low volume for many small businesses, and the point is that the caller shouldn't feel like they're in a system. It should sound like your business answered its own phone.
  • A switchboard is a third thing again — routing calls to the right extension. Most small businesses don't have extensions, so they don't need one. More on that distinction in what is call handling.

If a provider is quoting you per-seat pricing and asking about your average handling time, you're being sold a call centre. For a two-van plumbing firm, that's the wrong shape.

What a virtual receptionist costs in the UK

Price depends far more on the pricing model than on the headline number. There are four common shapes:

  • Per call. You pay a set amount each time the phone is answered — including wrong numbers and sales calls. Cheap in a quiet month, unpredictable in a busy one.
  • Per minute. You pay for talk time. Fairer, but a chatty caller costs more than a brisk one, and you can't forecast it.
  • Bundled minutes. A flat monthly fee including a set number of minutes, then a per-minute rate beyond that.
  • Flat fee. One price, whatever happens.

RedAgents uses bundled minutes with no per-call charges. The published plans are Starter at £29/mo for 100 minutes, Growth at £69/mo for 300 minutes and Scale at £115/mo for 600 minutes, then £0.25 per minute beyond the bundle. Every feature is on every plan. 24/7 and weekend cover is the same price as weekday cover — there's no out-of-hours premium. There's a 7-day free trial with 30 call minutes, no card needed, and no contract.

Do the maths on your own line

Take your last month. Roughly how many calls did you miss — while on a job, at lunch, after 5pm? Say it was 12.

Now ask what one of those callers is worth if they book. A boiler swap might be £2,000 to you. A physio course of treatment might be £300. A salon colour client might be £80 a visit, six times a year.

At £69/mo, the Growth plan costs £828 a year. If one boiler swap in a year came from a call you'd otherwise have missed, it's paid for itself twice over. If your average job is £45 and you miss two calls a month, the numbers are much tighter — and you should probably start on the free trial and watch what actually comes in before committing.

There's a fuller cost breakdown in AI receptionist cost UK.

Who a virtual receptionist suits

It tends to work well when three things are true:

  • You can't answer the phone while working. Up a ladder, under a sink, mid-colour, hands in someone's mouth. The call comes at exactly the moment you're least able to take it.
  • Your callers are ready to buy now. Urgent trades, clinics, salons with a diary to fill. These people don't wait for a call back — they ring the next name.
  • One booked job is worth much more than a month of the service. The arithmetic does the arguing for you.

It suits sole traders and small teams especially, because those are the businesses where the person answering and the person doing the work are the same person. Trades, private clinics, salons, tutors, accountants during January.

Where it isn't the right fit

An honest list, because you'll work it out yourself in week two otherwise.

  • Your calls are long, sensitive or emotionally difficult. Bereavement services, safeguarding, mental health, anything where a caller in distress needs a person. AI is the wrong tool. A human virtual receptionist may be right; your own phone may be righter still.
  • You already answer nearly every call. If you've got an office manager who picks up on the second ring, a virtual receptionist is a cost with nothing to fix. Spend the money on getting found instead.
  • Your work needs deep technical diagnosis on the phone. If the first conversation is genuinely a site survey by voice, something is going to need a second call regardless.
  • Your callers would be put off by AI specifically. Some markets and some demographics won't take to it. If you think yours is one, use the free trial to find out rather than guessing — but believe what you hear.
  • Very low call volume. If you get three calls a month, the maths rarely stacks up. A well-recorded voicemail and a same-day callback habit may be enough.
  • You want someone to do non-phone work. Filing, diary admin beyond bookings, chasing suppliers. That's an assistant, not a receptionist — virtual or otherwise.

The bit most people get wrong

They assume going virtual means giving up control — a stranger, or a bot, saying things to your customers you'd never say.

With a decent setup, the opposite is true. You choose the voice and manner. You load in your prices, services and the questions you get asked. You decide what happens after hours — take a message, or treat emergencies differently. On our version, quotes and bookings wait for your yes: nothing reaches a customer until you approve it, and you get the transcript and recording of every call. That's more control over what's said on your phone than you have when a tired you answers at 8pm on a Friday.

The one thing you can't change, with the AI kind, is that it isn't a person. Everything else is a setting. If you want to know exactly what a caller hears and what lands on your phone, there's a step-by-step walkthrough in what actually happens when an AI receptionist answers.

How to test one in an afternoon

  1. Write down your last ten missed calls if you can reconstruct them, and what each was worth. This is your benchmark.
  2. Set one up on a trial and ring it yourself, twice — once as an easy caller, once as an awkward one.
  3. Get a friend or family member to ring it without warning them what it is. Ask what they thought afterwards.
  4. Check the message that arrives. Does it contain enough to quote from, or would you have to ring back for the postcode?
  5. Leave it on your missed calls only for two weeks. Most setups use a dial code so your own phone rings first and only unanswered calls divert — you keep your existing number, nothing to reprint.
  6. Compare the jobs booked against the monthly fee. If it's not obvious, it's not working. Cancel.

Never miss the call that pays for the month

RedAgents answers every call in your business's name, 24/7, takes the details and texts them to you. 30 minutes free, no card.

Hear it answer