100% Free B2B Lead Generation Tools

Reach the Right Leads to Grow Your Business

SignalOps gives you free tools that cover every step of the outbound revenue process — from sizing your total market to verifying corporate subscribers and landing in decision-maker inboxes.

Identify Your Next Customer Find Decision Makers Verify Lead Data Reach Your Leads AI & MCP Integrations
STEP 1 IDENTIFY YOUR NEXT CUSTOMER

Discover companies that are the right fit.

Build your target list from verified business registries. Focus your budget where market demand and ACV are highest.

Popular

Total Addressable Market (TAM) Calculator

Understand your total market opportunity, calculate your SAM & SOM, and project required weekly outbound volume.

Calculate TAM
STEP 2 FIND YOUR DECISION MAKERS

Find the right contact at any company.

Go from company domain or executive name to verified, deliverable email addresses in seconds.

Domain Search

Uncover verified email patterns, MX mail server providers, and sample team roles for any domain.

Search Domain

B2B Email Finder

Find anyone's business email from their first name, last name, and company website.

Find Email

Executive Role Directories

Target verified C-level lists (CEOs, CTOs, CFOs, CMOs) filtered by technology stack and geography.

Unlock Executive Lists
STEP 3 VERIFY YOUR LEAD DATA

Ensure your send list is 100% accurate and lawful.

Keep your sender reputation intact and guarantee compliance with CAN-SPAM and UK PECR corporate rules before dispatch.

Email & MX Verifier

Instant RFC 5322 syntax validation, DNS MX resolution, and disposable domain blocklist checks.

Verify Email

UK PECR & GDPR Corporate Checker

Verify Regulation 22 Corporate Subscriber exemptions (Ltd/PLC/LLP) vs individual sole trader risks.

Check PECR Compliance
STEP 4 REACH YOUR LEADS

Turn cold contacts into confirmed calendar meetings.

Authorize your DNS, safely ramp new inboxes, and write personalized 4-part emails that earn real replies.

SPF & DMARC Generator

Build error-free DNS TXT records with strict RFC 7208 10-lookup limiter protection.

Build Records

Warmup Ramp Planner

Calculate day-by-day mailbox volume schedules to avoid spam filters.

Plan Ramp

AI Cold Email Writer

Generate 4-part outreach copy with pattern-interrupt openers and zero fluff.

Write Copy

Subject Line Tester

Test open-rate scores, highlight spam words, and preview mobile screen truncation.

Test Subject
STEP 5 AI & MCP INTEGRATIONS

Connect SignalOps to your AI assistant.

Use SignalOps's verified lead data, Hunter.io enrichment, and PECR compliance engine inside Claude Desktop, OpenClaw, and Gemini CLI.

Model Context Protocol (MCP) Server Setup

Directly connect your Claude Desktop, OpenClaw Gateway, or Gemini CLI to SignalOps with a 1-click JSON snippet.

Set Up MCP Server

Ready to Automate the Entire 5-Step Pipeline?

Deploy your autonomous AI Sales Squad for $99/mo. Zero token markup, 100% data provenance, and 24/7 WhatsApp alerts.

Deploy AI Sales Squad ($99/mo)