# RB2B vs Warmly : side-by-side breakdown for 2026 buyers

> **TL;DR** RB2B ($129/month, visitor identification) versus Warmly ($10,000/year, signal-based revenue platform) — feature parity, pricing math, fit decisions, and where Derrick's Sheet workflow replaces the platform layer.

*Canonical: https://derrick-app.com/vs/rb2b-vs-warmly-vs-derrick-app*

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## Why choose Derrick against RB2B or Warmly

### Built for teams whose pipeline runs in Sheets
The friction with RB2B and Warmly isn't the data quality — it's the workflow shape. Export from the platform, import into Sheets, hope the columns line up. Derrick collapses all of that into a single formula call. The enrichment happens where the data already lives, with the team that already owns the sheet.

### One price for unlimited rows : $10/month total
The total-cost-of-ownership math : at RB2B's $129/month or Warmly's $10,000/year entry tier, a 3-seat team runs $150-600/month in year 1. Derrick at $10/mo flat is $120/year total. The break-even on switching pays back in week 2 for most teams.

### Plug Derrick into Claude / ChatGPT via MCP — no glue code
For teams adopting AI SDR / RevOps workflows : Derrick's MCP support means your enrichment layer is callable by any compliant agent (Claude, ChatGPT, Cursor, n8n with MCP nodes). RB2B and Warmly require Zapier or custom code at this layer — a meaningful integration tax as AI-agent stacks mature.

## Comparison : RB2B vs Warmly vs Derrick

|  | [RB2B](/tools/rb2b-review) | Derrick App | [Warmly](/tools/warmly-review) |
| --- | --- | --- | --- |
| Entry price | $129/month | $10/mo flat | $10,000/year |
| Free plan | Yes (limited) | 14-day full trial | Free tier (limited deanon) |
| Best for | US teams wanting person-level signal | Sheet-native enrichment | Revenue teams on signal-based outbound |
| Category positioning | Visitor identification | Spreadsheet-native B2B data | Signal-based revenue platform |
| G2 rating | 4.5/5 | — | 4.6/5 |
| Founded | 2023 | 2022 | 2020 |
| Match rate (B2B traffic) | Person-level (unique in category) | N/A — data not visitor ID | Account + contact level |
| Geographic coverage | US-only (structural) | Via integrated providers | Global |
| Works natively in Google Sheets | ✕ | ✓ | ✕ |
| Per-row pricing (no credit caps) | ✕ | ✓ | ✕ |
| MCP-ready for AI / LLM agents | ✕ | ✓ | ✕ |

## RB2B vs Warmly vs Derrick App pricing in a nutshell

### RB2B pricing (US teams wanting person-level signal)
For us teams wanting person-level signal, RB2B visitor identification starts at $129/month. Tier ceilings, credit refresh rules, and per-seat economics are all detailed on the RB2B pricing page below.
[Visit pricing](/tools/rb2b-pricing)

### Derrick App
Results first. Complexity removed. Native Google Sheets workflow, 100+ data points, AI-powered scoring, €9/month entry plan, 100 free credits.
[Discover Derrick](https://derrick-app.com/)

### Warmly pricing (Revenue teams on signal-based outbound)
Signal-based revenue platform category : Warmly entry tier is $10,000/year. Best-for : revenue teams on signal-based outbound. See the complete Warmly pricing page for tier comparison, credit cap behaviour, and annual-vs-monthly delta.
[Visit pricing](/tools/warmly-pricing)

## Frequently Asked Questions

### RB2B vs Warmly: when does each fit best?
RB2B is positioned as visitor identification for us teams wanting person-level signal. Warmly is positioned as signal-based revenue platform for revenue teams on signal-based outbound. These are different category bets — RB2B for visitor identification, Warmly for signal-based revenue. Most teams either pick one based on primary use case or stack both for adjacent workflows. G2 reviewers rate RB2B at 4.5/5 and Warmly at 4.6/5 — both products work, the deciding factor is workflow fit, not product quality.

### How do RB2B and Warmly pricing actually compare in 2026?
RB2B entry-paid tier : Plus at $129/month. Next tier up is Pro ($249/month). RB2B's free tier : Free forever (limited identifications). Warmly entry-paid tier : AI Web-Deanonymization (Starter) at $10,000/year (or $3,250/quarter). Next tier up is Data + Signals ($15,000-$20,000/year). Warmly's free tier : Free tier (limited deanon). Worth noting : Derrick App at $10/month for unlimited rows is the simplest TCO answer if your workflow already lives in Sheets.

### What's the biggest reason to pick RB2B over Warmly?
Person-level signal is materially different from account-level. A Slack alert that says "Jane Smith, VP Sales at Acme just visited /pricing" creates a specific outbound action. An alert that says "someone at Acme visited" creates a guess. The signal granularity changes what's possible in outbound workflows. (Source : Mei C., Head of Sales, G2 review (Feb 2026).) If this single capability maps to a real pain in your sales motion, RB2B is the right pick over Warmly.

### What's the biggest reason to pick Warmly over RB2B?
Speed-to-respond is genuinely different from ABM dashboards. Most account-ID tools surface signal in a dashboard you check daily or weekly. Warmly fires the signal into Slack, sequences, and chat instantly. Reviewers consistently cite this as the deciding factor versus 6sense + Leadfeeder. (Source : Mei C., RevOps Lead, G2 review (Feb 2026).) If this is the differentiator that matters most for your stack, Warmly is the right pick over RB2B.

### Can Derrick replace both RB2B and Warmly?
RB2B (visitor identification) and Warmly (signal-based revenue platform) cover different category needs, so the question depends on which one Derrick maps against. Derrick is a Sheets-native enrichment + search layer at $10/mo flat — it directly substitutes for the data layer of either tool. For the platform-specific features (sequencing, intent, automation), Derrick complements RB2B and Warmly rather than replacing them outright.

### Beyond RB2B and Warmly, what other tools should I evaluate?
Four other tools in the same competitive set worth evaluating : Leadfeeder, Albacross, Visitor Queue, Dealfront. Each has its own positioning trade-off versus RB2B and Warmly — Leadfeeder typically appears as a direct competitor on G2 review pages, with Albacross, Visitor Queue, Dealfront as adjacent picks for different team sizes or use cases. Read the dedicated reviews to weigh feature surface, pricing model, and geographic depth against your real sales motion.