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RB2B Review (2026)

Person-level visitor identification for US traffic that publishes its own match rate and a 25-cent per-resolution meter.

3.9/ 5
Transparency4.8
Cost honesty3.2
Capability3.3
Independence5.0
Predictability2.8
How this is calculated
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Entry price
$79/mo
Model
usage
Free tier
Yes
Self-serve
Yes
Ownership
Independent
Payments
No payment

RB2B in Depth

RB2B publishes its match rate. Fifteen to twenty percent on basic resolution, thirty-five to forty-five on premium.

Nobody else in this category does. Warmly, reviewed on this site the same week, claims more than half of the visitors who never fill in a form and publishes no coverage figure anywhere. It also ranks fourth for RB2B's own pricing query, which is worth holding onto: the ten-thousand-dollar vendor writes the pricing guide for the cheap one.

A coverage range that opens at fifteen percent is not a flattering number. It is a usable one, and the difference between a purchase you can model and a pilot you have to run to find out what you bought.

The plans, and the unit underneath them

Read off the vendor's page on 2026-08-05:

PlanPer monthResolutionsWhat it gives you
Free$0150Company-level only, global, pushed to Slack
Starter$79300Person-level, LinkedIn URLs to Slack or Teams, no emails
Profrom $149600+Business email addresses and all integrations
Pro+from $199600+Premium resolution, 35–45% coverage

Overages are published as well: 25 cents a resolution on Pro and Pro+, 45 cents on Starter. Extra domains are $99 a month for up to five. Every plan carries a seven-day full-featured trial.

Now divide. $149 across 600 resolutions is 24.8 cents each, and the published overage is 25 cents. The plan rate and the meter agree to within two-tenths of a cent, which is rare enough to say out loud: this vendor charges the same whether you buy the allowance up front or run past it.

Computed from published rates, not measured. Monthly plan price divided by the resolutions it includes, set against the vendor's own published overage rate. No invoice has been run through an account we hold.

Starter does not agree with itself the same way. $79 across 300 resolutions is 26.3 cents, and its overage is 45 cents. Exceeding the allowance on the cheapest paid plan costs seventy percent more per resolution than staying inside it, which is a plan built to move you up rather than to be lived in.

What US-only actually means here

Contact-level identification is US only, stated plainly rather than buried. Company-level identification works globally, at the same fifteen to twenty percent.

That is a structural limit rather than a missing feature, and it is the mirror image of the Cognism situation on the data side. Resolving an individual person browsing a website is exactly the processing European law asks the hardest questions about, and a vendor confining it to one jurisdiction is telling you where it thinks the line sits. If your buyers are in Europe, the person-level product is not available to you and the company-level one is the whole purchase.

Against Warmly, at a fifth of the price

Warmly's published floor is $10,000 a year, or $833 a month, metered in credits it does not define. RB2B's Pro+ is $199 a month against a published 25-cent meter.

At RB2B's rate, $833 a month buys roughly 3,330 identifications. So the question to put to the more expensive vendor is a plain one: on your traffic, does the agent layer, the chat and the ad retargeting justify the gap? For a site producing a few hundred identifiable visits a month, it does not, and the arithmetic is not close.

The honest caveat is that these are not the same product. RB2B identifies and pushes a notification. Warmly identifies and then works the person across channels. Buying the cheap one and letting the alerts pile up unread in a Slack channel is the most common way to waste either of them, and it is a failure of the buyer rather than of the tool.

What the free plan is really for

150 resolutions a month, company-level only, no person-level identification and no integrations beyond Slack. As a product that is thin. As an instrument it is the most useful thing on the page.

Run it for a month and you learn the number that decides everything downstream: how much identifiable traffic you actually have. If 150 resolutions never fill up, the plan is not your constraint and neither is the vendor. Your traffic is, and no amount of paying will change that.

Setting RB2B Up

A script on the site, a Slack connection, and you are running the same afternoon. This is the least procurement-heavy product in its category by a distance, which is itself part of the argument for it.

  • Start on Free for a month and count resolutions rather than reading the demo. It answers whether you have enough identifiable traffic to justify anything paid.
  • Decide who acts on an alert before you switch it on. A Slack channel nobody owns is where this product goes to die, and that is true at every price point in the category.
  • Ask your legal team about person-level identification first, not after. It is US-only for a reason, and the reason is worth understanding even if you only sell into the US.
  • Model your overage before choosing Starter. At 45 cents against Pro's 25, a Starter plan that regularly overshoots costs more than the plan above it.
  • Compare basic against premium resolution on your own traffic during the seven-day trial, because the difference between 15-20% and 35-45% coverage is the entire value of the upgrade.

Strengths and Weaknesses

What Works
  • Publishes its own match rate, which no competitor on this site does, and does not round it up.
  • The overage rate agrees with the plan rate on Pro and Pro+, so consumption above the allowance is not a penalty.
  • A real free plan at 150 resolutions a month, enough to size your own traffic before paying anything.
  • Self-serve, published pricing and a seven-day full-featured trial, in a category that otherwise runs on demos.
  • States the US-only limit plainly rather than letting a buyer discover it after signing.
What Does Not
  • Contact-level identification is US only, so European traffic gets company-level resolution at best.
  • Basic resolution covers 15-20%, which means four in five visitors stay anonymous unless you pay for premium.
  • Starter's overage is 45 cents against Pro's 25, so the cheap plan punishes the growth it is supposed to support.
  • It identifies and notifies, and stops there. Everything after the alert is your workflow to build.
  • Extra domains are $99 a month, which lands hard on agencies and multi-brand companies.

RB2B Pricing

Entry price$79/moRead from the vendor's page on 2026-08-05
Billing modelusageScales with what you consume
How you buySelf-serveBuy it today without talking to anyone
Free tierYesEvaluate before you commit

The most legible pricing in this category, and the only one where cost per identified person can be computed from published material rather than estimated after a quote.

PlanMonthlyResolutionsPer resolutionOverage
Free$0150
Starter$79300$0.263$0.45
Profrom $149600$0.248$0.25
Pro+from $199600$0.332$0.25
Computed from published rates, not measured. The per-resolution column is the plan price divided by its included resolutions at the entry volume; both Pro tiers scale upward from 600 with the price rising accordingly. The overage column is the vendor's own.

Pro+ costs a third more per resolution than Pro and roughly doubles the coverage, from 15-20% up to 35-45%. On those figures the upgrade is the better buy for anyone whose traffic justifies the tool at all, which is an unusual thing to be able to conclude from a pricing page.

The Verdict

3.9

The only visitor-identification product here that publishes its own match rate and a meter that agrees with its plan prices, which makes it both the cheapest way into this category and the only one you can model before buying — as long as your traffic is American and you have decided in advance who acts on the alert.

Buy it if
  • Your traffic is predominantly US and person-level identification is legal for your use
  • You want to size the opportunity before committing, which the free plan allows
  • Someone specific will own the alerts and act on them the same day
  • You would rather pay per resolution than per year for an undefined credit
Skip it if
  • Your buyers are in Europe, where contact-level identification is not offered
  • You want the working layer as well as the alert, which this deliberately does not sell
  • Your identifiable traffic is thin, in which case no tool in this category is the answer
  • You run many domains, where $99 a month for five adds up quickly

Can it take a payment?

Full tracker
No payment

Books meetings or resolves the call and hands off. Taking money is out of scope for the product as sold.

Questions people actually ask

Is RB2B free to use?
There is a genuine free plan: 150 resolutions a month, company-level identification only, global coverage at 15-20%, pushed to Slack. No person-level identification, no email addresses and no integrations beyond Slack. It is enough to measure how much identifiable traffic you have, which is the question worth answering before paying.
How much does RB2B cost?
Read on 2026-08-05: Free at $0 for 150 resolutions, Starter at $79 a month for 300, Pro from $149 for 600 or more, Pro+ from $199 with premium resolution. Overages are 25 cents a resolution on Pro and Pro+ and 45 cents on Starter, and additional domains are $99 a month for up to five.
How accurate is RB2B?
The vendor publishes coverage rather than accuracy, and publishes it honestly: 15-20% of visitors on basic resolution and 35-45% on premium. That is the share of traffic it expects to resolve, not a claim about correctness of the match. Use the seven-day trial to compare the two resolution levels on your own traffic, because that gap is what the upgrade buys.
Does RB2B work outside the US?
Company-level identification does, globally, at the same 15-20%. Contact-level identification is US only, which the pricing page states directly. For European traffic the person-level product is not on offer, and the reasons are the same ones that shape every data vendor selling into Europe.
What is the difference between RB2B and Warmly?
Price and scope. RB2B identifies visitors and notifies you, self-serve, from $79 a month with a published 25-cent meter. Warmly identifies and then works the person across chat, email and ads, from a $10,000-a-year floor metered in credits it does not define. At RB2B's published rate, Warmly's monthly floor is worth about 3,330 identifications.
How much do B2B leads cost?
On this product, an identified visitor costs about 25 cents. That is not the same as a lead: a resolution is a name attached to a session, and turning it into a conversation is entirely your workflow. The useful arithmetic is cost per identification multiplied by however many identifications it takes your team to produce one meeting.

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Sources

Where a source has a commercial interest in the subject, it is labelled. Most published material about this category is written by companies selling into it, and that is worth knowing while you read it.