We help busy businesses remove invalid email addresses before they become a problem

Our Values


An email verification tool isn’t very useful if it isn’t accurate. At mailfloss, we’re dedicated to accurate results every time. Our process involves over 20 checks and runs on a global infrastructure.


A good email verifier needs to be affordable and accessible to big and small businesses alike. Our prices are some of the lowest in the industry, and we work hard to keep them that way.


What really sets mailfloss apart is how automated everything is. Once everything is setup you can simply go about your normal business and let mailfloss clean and floss your emails while you sleep.

Martin - Founder, mailfloss

About Us

mailfloss was created to solve our own email deliverability problem. We needed an email verification solution that wasn’t a pain to use. Nothing was out there, so we decided to create it. With mailfloss, you’re up in 60 seconds and then you don’t have to think about email validation anymore… it just works.

Contact Us

Want to talk email verification?

We’re all ears.

You can say hi at [email protected] or tweet us over on Twitter @mailfloss.

Want to explore on your own?

No problem. We got you.

Our self-serve help center is open 24/7 with tons of articles to help answer any questions you might have about mailfloss.

Try mailfloss today

Start cleaning your email list in the next 60 seconds.

Connect your email service provider to mailfloss, set your preferences, and let mailfloss do the rest. You can be up and running in 60 seconds flat with no technical knowledge or developers. From that point on, your emails stay validated and you can move on to more important things, like focusing on your business and email marketing campaigns.