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✅ 7-layer email verification ✅ Checks MX records, SMTP, format & more ✅ Instant results in seconds ✅ 100% free to use ✅ Part of Jarvis Reach's B2B prospecting platform with 750M+ verified contacts Stop wasting cold emails on dead addresses. Verify before you send. | Double verified B2B emails & free mobile numbers with 97% accuracy. |
email verification, Email Marketing, lead generation | marketing |
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Clearbit builds business intelligence APIs. Retrieve social data from emails and look up company information from domains.

FullContact offers developers powerful contact management APIs to you turn partial contact information into full contact data. Query by email, phone, or company domain and receive rich company data in response.

The fastest way to find, enrich, and export local leads. Get social handles, contact info, and verified business data instantly.

Clickmodus helps B2B companies identify which organisations are visiting their website, even if those visitors never fill out a form. Most website traffic is anonymous. Buyers research solutions, compare options, and browse pricing pages long before they reach out. Clickmodus surfaces the companies behind that traffic and turns it into actionable intent signals for sales and revenue teams. Once installed, Clickmodus reveals company-level visitor data, pages viewed, and behavioural signals that indicate buying interest. Teams can route high-intent accounts into their CRM, trigger alerts for sales, and prioritise outreach based on real website activity. Instead of waiting for demo requests, B2B teams gain visibility into who is already researching them. Clickmodus is designed for SaaS, fintech, cybersecurity, and enterprise-focused companies that rely on account-based selling. It integrates with tools like HubSpot, Salesforce, and Slack, making it easy to embed intent data into existing workflows. For revenue teams looking to convert more of their existing traffic into pipeline, Clickmodus turns anonymous visits into qualified opportunities.

Crustdata is a B2B data provider offering real-time company & people datasets. Access APIs and live signals to power sales and investment workflows.

Is an AI-driven multichannel outreach platform that reaches prospects where they're most active while keeping every message personal, timely, and effective.

Free email verifier & checker to validate email addresses instantly. Reduce bounces and verify emails in real time.

MTN Email Verifier is a high-performance tool for ensuring that your email communications reach the right inboxes every time. With the rise of email marketing and automated outreach, maintaining a clean list of deliverable email addresses is crucial. MTN Email Verifier combines syntax validation, domain checks, and server-level SMTP verification to deliver a reliable, real-time solution.

Sidemail is an all-in-one email delivery platform for startups that makes sending emails simple. It has everything for delivering and managing emails – email API, transactional emails, email marketing and automation, contact management, no-code email editor, email templates, subscribe forms, and more. Perfect for teams & developers that want reliable deliverability without the bloat. We're based in the EU and GDPR compliant.

Free email checker and email verification with 99.9% accuracy. Reduce bounces, protect sender reputation. 100 free email verification credits daily.