High list churn means constantly replacing unsubscribes, bounces, and invalid contacts just to maintain your database size. This wastes marketing spend and lowers ROI.
Identify and validate risky addresses that cause bounces and attrition.
Real-Time Results, No Emails Sent
Clean lists instantly so subscribers receive communications without interruption.
7-Step Verification Process
Includes SMTP, DNS, MX, and pattern analysis for maximum accuracy.
Built for Scale
Perfect for newsletter publishers, e-commerce brands, and SaaS companies managing large lists.
Keep More Subscribers Engaged
Verified lists reduce churn by improving inbox placement and making sure real subscribers stay connected to your brand.
1B+
emails verified
99%
SMTP verification accuracy
99%
catch-all verification accuracy
Get Over 50% More Active List Members
Generic verifiers discard catch-all domains and ignore risky data that causes future churn. Listmint verifies them in real time so you can maintain a healthier list over the long term.
Proof of Results: 84% Valid vs 55% Industry Average
Generic verification tools confirm only about 55% of contacts, leading to higher churn rates over time. Listmint customers see up to 84% valid results, keeping lists stable and engaged.
Bulk Uploads and Seamless Exports
Upload large lists, clean them in minutes, and export verified results back into your ESP or CRM.
Real-Time API for Continuous List Hygiene
Verify emails at the point of capture to prevent bad addresses from ever entering your database and causing churn later.
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