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What Are Solo Ads?

By Petar Kostadinov · Updated August 27, 2026
Email inbox on a laptop with one highlighted message — what a solo ad looks like

A solo ad is an email a list owner sends to their subscribers promoting only your offer — you pay per click on your link. It's the fastest way to put an offer in front of an email audience without owning a list. Here is how it works, what it costs, and the results real buyers report.

The short version

Solo ads are rented email clicks that build your list. They're worth it when your funnel captures emails and your niche lives in inboxes — MMO, IM, BizOpp, Health.

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+38%median over-delivery, 15 documented reports (promised: +20%)
43%median buyer-reported opt-in rate, 23 written reviews
400+reviews with screenshots in the archive

How a Solo Ad Actually Works, Step by Step

I've been selling solo ads since 2012, from one email list I built organically and mail every day. So let me walk you through what actually happens after you place an order — because most explanations stop at "someone emails their list for you," and that skips everything that determines whether you get real traffic or junk.

The anatomy of a solo ad that converts — the structure I write for every order. Copy is illustrative; the rules are not.

Here is the full sequence, from my side of the desk:

  1. You place the order and submit your link. You tell the seller how many clicks you want and where they should go — almost always a squeeze page with an opt-in form, not a sales page. I check every link before anything else happens. If it's broken, slow, or blocked, the send waits until it's fixed.
  2. The send gets scheduled into the mailing calendar. A list can only absorb so many promotions. I mail daily, so each day's slot goes to a specific buyer or to content that keeps the list responsive. Your order gets a date and a slot. With me, traffic starts within 24 hours; on marketplaces it depends on the seller's queue.
  3. The ad copy gets written. A good seller writes the email themselves, because they know what their subscribers open and click. I write the copy for every order and send it to you for approval before anything goes out. If a seller asks you to write the email to their list, that tells you they don't know their own audience.
  4. The email goes out. One email, one offer — yours. That's the "solo" in solo ad. Your link isn't buried in a newsletter next to five other promotions.
  5. Clicks get filtered and counted. Raw clicks include bots, duplicates, and traffic from countries you didn't pay for. Tracking software strips those out, so the number on your report is filtered, unique clicks — and you can verify it against your own tracker.
  6. You get a delivery report. Mine shows clicks delivered versus ordered and the country breakdown. On top of that I send the list of subscribers the ad generated for you, so you can cross-check it against your autoresponder.

One more thing that surprises buyers: over-delivery. Sellers who run their lists properly send more clicks than you paid for, as a margin of goodwill and because email traffic is hard to cut off at an exact number. My standard is 20% extra on every order. Documented runs include 194 clicks delivered on a 191-click order, another at 257 on 191, and one that landed at 133% of what was purchased. If a seller delivers exactly the number ordered, to the click, every time — that precision is usually software, not subscribers.

Who Solo Ads Fit — and Who They Don't

Solo ads are a niche tool, and I'd rather tell you upfront when they're the wrong one than refund you later.

They work when three things line up: the seller's list matches your market, your offer captures emails before it tries to sell, and you follow up. My list responds to Make Money Online, Internet Marketing, Business Opportunity, and Health & Fitness offers. Those niches share a trait — the subscribers opted in to hear about exactly this kind of offer, and they buy from email.

Now the other side, because this is where most disappointed buyers went wrong before the traffic ever arrived:

If you're in the right niche with a working funnel, keep reading. If you're not, save your money — I mean that.

Judge on cost per subscriber, not cost per click. A $0.28 click at 43% opt-in costs $0.65 per subscriber — cheaper than most channels can touch.

What Solo Ads Cost

There are two ways to buy: through a marketplace or direct from a seller.

Judge any solo ad on cost per subscriber. Same median opt-in, very different economics.

On Udimi, the biggest marketplace, sellers list clicks at roughly $0.35 to $0.95 each. The minimum order is 50 clicks, new users get about a $5 credit, and the optional Prime membership runs $19.95 a month. The marketplace's value is escrow and public ratings — useful when you're testing strangers. I've written a full Udimi review covering how the filtering and ratings actually work.

Buying direct cuts out the marketplace's share. My own packages run from 100 clicks at $28 up to 2,000 clicks at $550 — between $0.23 and $0.28 per click, with the ad copy written for you and your subscriber list included on every order:

ClicksPricePer click
100$28$0.28
200$54$0.27
300$78$0.26
500$125$0.25
1,000$230$0.23
2,000$550$0.275

The honest trade-off: direct is cheaper and the seller controls quality end to end, but there's no escrow holding your money. The seller's track record has to substitute for it — which is exactly why the next section matters.

The Scam Reputation — Let's Address It Head-On

You'll find articles claiming solo ads are dead, or a scam, or "the worst traffic I ever bought." Some are written by burned buyers, and their anger is legitimate. Others are written by companies whose business depends on you buying their alternative instead — worth remembering when you weigh a single bad anecdote against the channel as a whole.

Two real solo ad delivery reports showing 132 of 100 and 168% of ordered clicks delivered
What real delivery reports look like: 132 delivered on a 100-click order, and a 168% run — both from the reviews archive.

Here's the truth from inside the industry: the bad reputation is deserved for a segment of sellers, and the mechanics of the scam are simple. Building a real, responsive email list takes years of daily work. Buying bot traffic takes an afternoon and a few dollars. A seller with no real list can sell you 500 "clicks" at $0.10 each, deliver them from a click farm, and your tracker will happily count every one. You'll get zero opt-ins, conclude solo ads don't work, and write one of those angry posts. The clicks were never people.

That's why suspiciously cheap clicks are the biggest red flag in this business. Real tier-1 email traffic has a floor cost, because the list behind it took years to build and costs money to maintain. Anyone selling far below the market ranges above is cutting the one corner that makes the product worthless.

So verify before you buy — including me. Ask for these, from any seller:

And run your own tracking link alongside the seller's numbers. An honest seller will never object; a dishonest one will.

Clicks under ~$0.20 from unknown sellers are almost always recycled or bot traffic. The refund you'll chase costs more than the discount saved.

The Math: How to Judge Whether a Solo Ad Was Worth It

Most buyers judge a solo ad by the wrong number. Cost per click tells you what you paid; it says nothing about what you got. Immediate sales are the other trap — front-end conversions on cold traffic are rare in every paid channel, and a run with zero day-one sales can still be excellent.

Opt-in rates stated by buyers in 23 written reviews. Median: 43% — the number to plug into your own math.

The number that matters is cost per subscriber: what you paid, divided by the opt-ins you collected. Subscribers are what you keep. They receive your follow-up emails for months, and that's where affiliate offers actually convert.

A real example from my archive. Karim bought a run of 125 clicks and collected 97 subscribers. At my pricing of $0.23–$0.28 per click, those 125 clicks cost roughly $29–$35 — call it about 30 to 36 cents per subscriber. He also reported a $37.23 commission from the initial send, meaning the front end alone roughly paid for the traffic, and the 97 subscribers were effectively free. That's the shape of a good outcome: the email list pays going forward, and any immediate sale is a bonus that offsets the spend.

For benchmarks: across the 23 written reviews on my wall that state their results, the median opt-in rate is 43%, with a range from 17% to 83%. If you're converting below roughly 20% on solid tier-1 clicks, the problem is usually the squeeze page, not the traffic — before blaming the seller, test a simpler page with one headline and one form. My solo ads traffic guide covers what to fix first.

What Buyers Actually Report

Averages are useful, but real orders are more instructive. Three from my reviews archive, numbers verbatim:

Josh ordered 191 clicks and received 194, 99% of them top-tier. He collected 100 opt-ins — a 52% rate — and closed 3 sales on the initial run. Textbook result: subscriber cost well under a dollar, front end partly funded by immediate sales.

Leif spent $38, converted 50% of his clicks into opt-ins, and one of those subscribers took a $97/month recurring offer. That single sign-up will out-earn the ad spend many times over — a reminder that with recurring offers, one right subscriber changes the whole equation.

Michael is the case I show to skeptics, because his numbers are ordinary. On his second run he saw a 28.5% opt-in rate — below my median — and still closed 11 sales, because his follow-up sequence did the selling that the landing page didn't. Mutiara's order tells the same story from another angle: 34% opted in, and a third of those subscribers went on to take her CPA offer.

None of this makes solo ads magic, and nobody honest will guarantee you sales — I don't. What the numbers do show is that the "solo ads are dead" framing collapses when buyers publish their reports instead of anecdotes. If your niche fits and your funnel captures emails, solo ads remain one of the cheapest ways to put real tier-1 subscribers on a list. Read the reviews first, start with a small test order, do the cost-per-subscriber math on your own tracker — and only then scale. When you're ready, the order page is here.

Frequently asked questions

What are solo ads and how do they work?
A solo ad is a one-off email a list owner sends to their subscribers, promoting only your link. You agree a number of clicks, supply your link and ad text, and pay per click delivered — typically $0.23–$0.95 depending on the seller.
Are solo ads worth it?
They can be, if your funnel captures emails. Across 23 documented reviews of my own orders, buyers reported a median 43% opt-in rate. The value is in the list you build and the follow-up sequence — not the first click.
Are solo ads legit or a scam?
The model is legit; individual sellers vary. Red flags: clicks under ~$0.20 from unknown sellers, unsolicited DMs offering traffic, and no public track record. Look for documented deliveries and named buyer reviews before paying anyone — including me.
Do solo ads still work in 2026?
Yes, for niches that live in email: Make Money Online, Internet Marketing, Business Opportunity and Health. My list has been mailing daily since 2012 and buyers keep reporting opt-ins and sales — the archive on the reviews page is current.
Who should use solo ads?
Anyone with an opt-in page and a follow-up sequence in the MMO, IM, BizOpp or Health niches. If you're sending traffic straight to a checkout with no email capture, fix that first — most solo ad sales happen in the follow-up emails.
What results should I expect from a solo ad?
Plan around opt-ins, not instant sales. A healthy campaign converts 25–45% of clicks into subscribers; sales then come from your email sequence. Buyers on my list report anywhere from one to eleven sales per run — never guaranteed, always documented.
Petar Kostadinov, solo ads seller since 2012
Petar KostadinovSelling solo ads since 2012 — one email list, mailed daily. Every claim on this page links to a documented order in the reviews archive (400+ screenshots).

Put this into practice.

Tier-1 email traffic from a list mailed daily since 2012 — 20% extra clicks on every order.

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