You have a list. Old customers, old quotes, people who asked about you last spring and never booked. It is bigger than your team can call in a week. So you start shopping for help and two kinds of tools keep showing up: a power dialer, which helps your reps call faster, and AI calling, where the AI makes the calls itself. Both promise to get through the list. They do it in very different ways. Below is what each one really does, where your team's hours go with each and a plain checklist for picking one or both.
What a power dialer does
A power dialer is a sales dialer that takes the dialing off your rep's hands. You load a list. The rep presses one button. The dialer rings the first number, and when that call ends it rings the next one straight away. No typing numbers. No hunting for the next name. No dead time between calls.
A good one also keeps the call timer, lets the rep leave a recorded voicemail with one click and writes the outcome onto the contact's record before the next call starts.
What it still needs a rep for
Here is the part the demos skip. A power dialer does not talk. Every call it places still needs a person on the headset, from the first ring to the hang up. That means your rep still:
- Sits through every ring and every voicemail greeting.
- Gives the same opener dozens of times a day.
- Handles every "not interested" and every "call me next month".
- Types what happened when the tool cannot tell.
And a power dialer only works while somebody is working it. When your rep goes to lunch, drives to a quote or goes home, the dialer stops too.

Power dialer vs predictive dialer
You will also see predictive dialers. A predictive dialer rings several numbers at once for each rep and connects whoever picks up first. It is faster on paper. The catch is that when two people answer at once, one of them hears silence. The FCC treats those as abandoned calls. Its rules say a sales campaign must keep abandoned calls to no more than 3 percent of answered calls over a 30 day period, and a live person must come on the line within 2 seconds after the person says hello.
A power dialer only dials when the rep is free, so it does not create that problem. That is one reason small teams tend to pick a power dialer over a predictive one.
Where the day's hours go
Even with a dialer, calling a list is slow work. For its fifth State of Sales report, Salesforce surveyed more than 7,700 sales professionals about how they spend their week.
A power dialer removes the dialing. It does not change the basic math. One rep can only be on one call at a time. If your list has more names than your reps have hours, the dialer just gets you to the same wall a little faster.
Try this before you buy anything. Count the names on your list. Count how many calls one rep really finishes in a normal hour, including the ones that go to voicemail. Divide the first number by the second. That is how many rep hours the list needs, and it is what a power dialer is up against.
What changes when the AI makes the calls
AI calling flips the setup. Instead of a tool that helps a person dial, the AI is the caller. We built our own calling agent for this job, and here is how it works with Multiply Revenue.
- You load your list
The same list you would give a dialer: old customers, old quotes and people who asked and never booked.
- The AI calls
It says your business name, that it is a digital assistant and that the call is recorded. Then it gives the reason for the call and holds a real conversation, including questions that come out of order.
- It asks your questions
The ones your best salesperson asks, in your own words.
- It books the next step
An estimate, a visit or a call with you goes straight onto your calendar while the person is still on the phone.
- It follows up
No answer? A text right after, then more calls and texts on a schedule, until the person books, replies or says no. When someone asks not to be contacted again, that is the end of it.
- It writes it all down
A summary, the transcript and the recording land on the contact's record.
The big change is that the AI never stops for a break. It dials the next number the moment a call ends, so it works through a list far faster than a person with a headset. It keeps working the list while your reps are out on quotes, during business hours in each person's own time zone.
What your reps get is different too. Instead of a list to grind through, they get a calendar of booked appointments with people who already answered the basic questions. Their hours go into the conversations that close, not the ones that ring out.

For the step by step setup, see how to automate sales calls. If your real question is whether an AI can sell as well as a person, AI SDR vs human SDR takes that on. This post is about the tool you use to work a list.
What AI calling does not do
The AI makes the calls, asks the questions and books the time. It does not price a complicated job, walk a site or negotiate a contract. Those stay with your people, at the appointment the AI booked.
The rules are different for each one
A power dialer with a person talking is a person making a sales call. You still need to check your list against the National Do Not Call Registry, keep your own do not call list and stick to the FCC calling hours, which allow sales calls between 8am and 9pm in the local time of the person you are calling. One catch: the recorded voicemail a dialer leaves is a prerecorded message, so the stricter consent rules below can apply to it too.
An AI voice is treated as an artificial voice. In February 2024 the FCC ruled that AI generated voices count as "artificial" under the Telephone Consumer Protection Act. That puts AI calls under the same consent rules as prerecorded calls. In plain words: you need the right permission from the person before the AI calls them.
That is why AI calling fits best on your own list: people who already bought from you, asked for a quote or filled in your form and agreed to be contacted. The AI honors your do not call list and every opt out, the same way a good rep would.
When your own list runs dry, an in-market audience gives you fresh names: people shopping for your kind of service right now. They have never heard of you, so start with an email. The AI only calls the verified business landlines on that list. Federal rules treat an AI voice like a recorded one, so a sales call from it to a home phone or a cell phone needs the person's written permission first. Our post on AI calling and the TCPA covers what to check.
This post is not legal advice. When in doubt, ask your attorney before you switch anything on.
A plain buying checklist
Answer these five questions before you sign up for anything.
- How big is your list compared with your team's hours?
If your reps can get through the list in a week or two, a power dialer may be all you need. If it would take them months, AI calling is what closes that gap.
- How many reps do you have?
A power dialer only multiplies the reps you already have. With one or two reps it helps, but it cannot make more hours. AI calling does not depend on headcount.
- Who gave you permission to call?
Your own customers and leads who agreed to be contacted are the best fit for AI calls. Names without that permission are a job for a person or an email, if they are a job at all.
- Who has the hours to dial?
If your reps spend the day at quotes, who will actually dial? The AI calls during business hours in each person's own time zone, never in the evening and never on a Sunday.
- What happens when nobody answers?
A dialer moves on to the next name. AI calling texts and tries again on a schedule, so no answer the first time is not the end of that lead.
When to use both together
You do not have to pick one forever. Running both is a simple split.
- Let the AI work the long list. Old customers, old quotes and follow ups. It calls, texts and books. Your reps show up to the booked appointments.
- Let your reps use the power dialer for the short list. Big accounts, sensitive conversations and any name where a person should make the first call. That is where their skill and their hours count most.

Multiply Revenue has both in one place. The power dialer is there for when your own team wants to dial. It runs on your own phone carrier account, which bills you directly for those minutes, and we help you connect it. The AI works the list for you and writes every call onto the same contact record your reps use. AI calling campaigns on your own list come with the Pro and Enterprise plans. The pricing page shows what each plan covers.
A power dialer makes a rep faster. AI calling makes the calls so your reps do not have to. Pick the tool that matches the size of your list, not the size of the demo.
Pick the tool that fits the list
If your list is small and your team has the hours, a power dialer is a fine choice. If your list is bigger than your team, the AI is the one that gets through it, and your reps spend their time on the appointments it books.
Want to hear it work? Book a demo and we will set up a call to your own phone. You can also read how the calling agent works on the AI calls page.
- Salesforce, "State of Sales", fifth edition, survey of more than 7,700 sales professionals: reps spend 28 percent of their week selling.
- Federal Communications Commission, 47 C.F.R. 64.1200(a)(7), the 3 percent abandoned call limit over 30 days and the 2 second rule for predictive dialers.
- Federal Communications Commission, 47 C.F.R. 64.1200(a)(2) and (a)(3), consent rules for calls that use an artificial or prerecorded voice.
- Federal Communications Commission, 47 C.F.R. 64.1200(c)(1), calling hours for telephone solicitations, 8am to 9pm local time.
- Federal Communications Commission, Declaratory Ruling FCC 24-17, CG Docket No. 23-362, February 8, 2024, on AI generated voices under the Telephone Consumer Protection Act.
