Lists verifications
Bulk email list cleaning
Protect your sender reputation keeping your lists free from spam traps, bounces, disposable and catch-all emails.
No credit card required
Integrates with your favorite tools
1
Upload your list from any source
If you're running a newsletter, an e-commerce, a SaaS, or marketing campaigns, mails.so is for you.
Upload file
Validate lists uploading CSV, Excel, or plain text files
Integrations
Validate lists from MailChimp, HubSpot, or any other marketing tool
API Validation
Validate email lists programmatically via bulk validation API
2
Understand your email list results
We give you insights and statistics about your email list, so you can make better decisions. You will also be able to inspect the results, see the reason some addresses are invalid, and download the good ones.
What else is included for your business's lists
If you're running a newsletter, an e-commerce, a SaaS, or marketing campaigns, mails.so is for you.
Support
Human support always available to help you with everything you need
Pricing
The most affordable pricing in the market, with no hidden fees
Reliability
Reliable service you can trust, with a 99.9% uptime record
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