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Email Verification Tools Software with API (2026) - Page 4

Last updated: March 2026

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93 software options

CampaignKit logo

Email validation platform

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CampaignKit is an email validation platform that helps businesses clean their email lists. Users can reduce email bounces, remove low-quality contacts to protect their sender score, and improve overall email marketing performance.

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Hatrio Sales logo

Lead generation and CRM solutions for sales teams

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Hatrio Sales is a sales platform designed to streamline sales workflows. It offers lead generation, email marketing automation, CRM, and sales analytics tools and assists sales teams in prospecting, lead nurturing, and deal tracking. Key features include contact information sourcing, automated email campaigns, lead scoring, and data capture for informed strategy refinement.

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VerifyEmail.io logo

Send Better Email with VerifyEmail.io

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Send Better Email with a verification solution that helps business validate email addresses and domains ensuring inbox delivery.

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SMTPing logo

Convert sales from every email campaign

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SMTPing is a free, all-in-one email validation and warmup tool that helps you ensure the deliverability of your emails. It allows you to verify the validity of email addresses and warm up your IP addresses to improve email deliverability.

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Sales Prophet logo

The easiest way to find your next customer!

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Sales Prophet is a dynamic sales and marketing automation platform boasting a vast database of over 80 million B2B contacts.

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SendBridge logo

Email verification tool with AI-driven validation & cleaning

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SendBridge streamlines email campaigns by offering AI-driven validation and cleaning, ensuring high deliverability and safeguarding sender reputation. Its user-friendly interface and real-time API facilitate efficient email list management, minimizing bounces for improved marketing outcomes.

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Discovemail logo

All-in-one email outreach platform

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Discovemail is an all-in-one email outreach platform that helps users find and connect with the people that matter to their business. The platform offers a range of features, including email verification, domain search, email finder, company search, and campaign management tools, to streamline the email outreach process and ensure accurate and valid contact information.

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Mail7.net logo

Email verification solution for validating email addresses

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Mail7.net is a web-based email checker that enables businesses to validate email addresses, inboxes, domains, user identities and more.

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Enrichley logo

Email verification tool

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Enrichley is an email verification tool that validates both regular emails & catch-all emails leading to 20-30% more valid emails.

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Qnvert logo

Cloud-based customer engagement solution

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Qnvert omnichannel customer engagement platform is an advanced solution that helps businesses integrate and engage with customers across all touchpoints. This comprehensive platform offers features like marketing automation, sales analytics, and multi-channel communication tools to deliver an exceptional brand experience and improve customer satisfaction.

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LogValid logo

Real-time email verification solution

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LogValid is an advanced email verification tool that ensures your email lists are accurate and secure. It verifies emails in real time, removing invalid, disposable, and spam addresses to improve deliverability and protect your reputation.

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VerifiedEmail logo

Cloud-based email verification software

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VerifiedEmail is a fast and accurate email validation and list cleaning solution. It offers real-time email verification with a website widget or API, bulk email list cleaning with precision, and automated daily re-verification to maintain list quality. VerifiedEmail integrates seamlessly with major email delivery platforms, helping businesses avoid deliverability issues, suspended sender accounts, and wasted resources on invalid email addresses.

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Swift MailBase logo

Email infrastructure & delivery suite

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Swift MailBase Systems is an enterprise email infrastructure suite that combines five email management tools. The platform includes Port twenty-five SOCKS5 proxies with rotating residential IPs, an email validation API with real-time verification, a verified leads database with business and consumer contacts, an email processor for high-volume sending, and enterprise SMTP services with dedicated IP addresses.

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turboSMTP logo

SMTP relay for transactional and marketing emails

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turboSMTP is a professional SMTP relay service for transactional and marketing emails. It offers email delivery tracking with real-time reports, an API for integrating email into websites and apps, and event webhooks for notifications. Featuring servers across Europe, the USA, the Middle East, and Asia, it ensures GDPR-compliant data protection and provides 24/7 support via ticket, live chat, and phone.

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EmailVerify logo

Email verifier for B2B outreach campaigns

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Email Deliverability Checker by TargetNXT validates email addresses through syntax validation, domain and MX record checks, and mailbox verification. The tool detects disposable and role-based email addresses while providing a deliverability score to assess email validity. It performs SMTP-based verification to confirm mailbox existence without sending actual emails.

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HeroBounce logo

Email verification and list cleaning platform

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HeroBounce is an email verification software that validates email addresses in real-time and resolves catch-all domains and greylisted servers. The platform checks syntax, DNS, MX records, and SMTP configurations, then provides confidence scores for each email address rather than simple valid, invalid, or unknown classifications. It includes a greylist retry system, domain intelligence caching, and API integration capabilities for bulk list cleaning.

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LogValid logo

Real-time email verification solution

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LogValid is an advanced email verification tool that ensures your email lists are accurate and secure. It verifies emails in real time, removing invalid, disposable, and spam addresses to improve deliverability and protect your reputation.

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Fetchify logo

Address and data validation for e-commerce and CRM platforms

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Ensure every email you collect is valid and deliverable. Fetchify’s Email Verification checks syntax, domain, and mailbox in real time to prevent errors, reduce bounce rates, and keep your customer and marketing data clean.

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