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Online Email Verification Tools Software

Last updated: March 2026

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106 software options

Melissa Data Quality Suite logo

Melissa Data Quality Suite

AI-Powered data quality for accurate, actionable insights.

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Enhance email deliverability and reduce bounce rates with Melissa's Email Verification API. Validate emails in real-time, correct typos, ensure domain compliance, and protect sender reputation. Integrate into your apps and maintain CAN-SPAM compliance with our advanced verification capabilities.

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Kickbox Email Verification logo

Kickbox Email Verification

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Email verification software for developers and marketers

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Kickbox software automates the email address verification process. Marketers and business agencies can use it to improve the accuracy of email list data and deliverability. It integrates with most email providers and marketing or EDM software, including SendGrid, MailChimp, and Constant Contact.

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mailfloss logo

mailfloss

Bulk Email Verification for Busy Businesses

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mailfloss is a cloud-based bulk email verification platform designed to help small to large businesses protect, clean & verify email lists automatically. It allows users to integrate lists with several systems, customize preferences & manage them with automatic verification, decay protection & more.

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Warmy logo

Warmy

Email deliverability solution

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Warmy is an email deliverability tool that helps businesses, marketers, and entrepreneurs achieve optimal email deliverability rates. The tool uses state-of-the-art AI automatic processes to ensure that mailboxes are ready for email marketing campaigns and deliver emails to the intended recipients' inboxes. With Warmy's Adeline AI engine, users can achieve full automation and enjoy complete progress monitoring of their email campaigns.

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Bouncer logo

Bouncer

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The easiest to use, yet the most powerful Email Verification

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Email address validation and verification solution. Created to clean email lists, and verify email address in real-time too.

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Emailable logo

Emailable

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Email Verification that's astonishingly easy and low-cost.

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Emailable is a cloud-based email verification tool which assists marketing teams with filtering their customer email database and optimizing campaigns. Key features include domain check, syntax check, quality assessment, an open API, mail server validation, and reporting.

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InboxAlly logo

InboxAlly

InboxAlly is the Ultimate Email Deliverability Tool!

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InboxAlly is a tool that helps email marketers stop their emails from landing in spam. It does this by teaching email providers to put your messages in the Inbox. This results in a dramatic increase in your open rates and your bottom line.

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GetEmail.io logo
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Cloud-based email finder and verification tool

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GetEmail.io is a cloud-based software that helps businesses leverage big data algorithms and machine learning capabilities to retrieve email addresses of required professionals from the web. Supervisors can use the application to automatically verify and authenticate the legitimacy of all requested emails.

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ZeroBounce logo
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Online email validation system

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ZeroBounce is an email verifier that's available via dashboard, API, and iOS.

The service verifies 30+ types of email addresses with 99% accuracy, including valid, invalid, disposable, spam traps, and abuse emails. It takes approximately one hour to verify 100,000 mixed domains.

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SendGrid logo
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Delivers reliable email at scale for businesses

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SendGrid is a solution that provides a cloud-based email infrastructure to help relieve businesses of the cost and complexity of maintaining custom email systems. It provides email delivery, scalability and real-time analytics along with APIs. The platform also offers SMTP service, email validation, deliverability insights, and dynamic templates, while supporting multiple programming languages including Node.js, Python, and Java.

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Reoon Email Verifier logo
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Online bulk email verification software

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Reoon Email Verifier is a cloud-based tool that enables companies to verify and clean email lists in a user-friendly simple interface. It also helps businesses improve the deliverability of emails.

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Mailjet logo

Marketing Email, Transactional Email, Transactional SMS

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With GDPR-compliant infrastructure and proven deliverability, Mailjet is the best Email Marketing Software & Email API for Teams. Marketers design, deliver, and automate email newsletter while developers power transactional email via robust API platform.

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Snov.io logo
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a B2B lead generation and outreach automation tool

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Find and collect pre-verified leads according to your ideal customer profile.

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Selzy logo

Affordable email marketing software

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Selzy is an intuitive email marketing platform that suits any business needs. It offers a wide range of integrations with your favorite tools, an easy-to-use drag&drop editor, and email templates for any occasion.

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Mailgun logo
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Transactional email API service for developers

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Mailgun is an email automation service offering a complete cloud-based email service for sending, receiving & tracking email sent through your websites & apps

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Campaigner logo

Powerful Email Marketing & Automation platform

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Advanced yet easy-to-use email marketing platform featuring automation workflows, contact segmentation, multivariate experiments and A/B split testing, drag & drop and HTML email editors, pre-built templates. conversion tracking and real time reporting.

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Email List Verify logo

Cloud based self-service email list verification solution

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Email List Verify is a web based comprehensive email list verification solution that helps companies to reduce the bounce rate of their marketing emails

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Clearout logo
Category Leaders

Email Verification & Email Finder Service

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Clearout is a cloud-based email validation and verification service which assists businesses with mail server validation and spam detection. Its key features include syntax validation, disposable email detection, domain check, risk verification, open API, response measurement and SMTP monitoring.

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ListClean logo

Web-based and secure email verification and validation tool

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ListClean is an email validation and email verification platform. The solution removes email typos, non-existent emails, No-MX, abusive email accounts, spam traps, and other risky email addresses.

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MillionVerifier logo

Email verification tool for businesses

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MillionVerifier is a cloud-based email verification solution, which helps businesses authenticate email lists through syntax and domain existence checking. Key features include spam protection, secure data storage, SMTP verification, temporary/disposable email detection, and reporting.

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Acrelia logo

Tool for email marketing and bulk SMS campaigns.

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The software creates personalized email campaigns with links, interactive material, and calls to action. It integrates a bulk SMS sending service tailored to target customers. Results are collected and displayed in real-time. Email receipts are verified, and customer interactions monitored.

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UniOne logo

Friendly Email API and SMTP service

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Take care of your transactional and marketing emails in an easy and automated way. Connect your web or app to UniOne via API or SMTP.

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Twilio User Authentication & Identity logo

Digital identity verification and intelligence tools

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Twilio User Authentication & Identity offers digital identity verification and intelligence tools to build mutual trust between business and consumer.

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LaGrowthMachine logo

Multichannel prospecting platform

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LaGrowthMachine is the first multi-channel prospecting platform that helps growth, sales, and recruiters engage with their targets on LinkedIn, Email, and Twitter.

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1PointMail logo

Cloud-based email marketing platform

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1PointMail is an email marketing solution that supports the entire marketing process and helps in execution of campaigns across various channels

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