Be sure that the emails you send arrive in inbox!
Application developed in France

Klemail , how does it work?

Clean your email database in 3 steps

Upload your files

In XLS (X), CSV or TXT format. We only load emails, even if other data is included.

Start the process

And wait for Klemail to verify. The verification is fairly quick.

Download the result

In CSV or Excel format, with pre-integrated filters to make your life easier!

Stop bouncing, increase your deliverability!

When you send messages to invalid email addresses , you are bouncing. The more bounces you have, the more your reputation goes down , and the more your emails end in SPAM .

A simple and intuitive
solution for increasing your deliverability

When you send messages to invalid email addresses, you bounce . The more bounces you have, the more your reputation goes down, the more your messages arrive in spam .

Do not take any risks, and check the validity of your email addresses with Klemail. Our tool will help you find the wrong emails

Do you have many invalid emails? We offer a solution allowing you to correct them automatically!

Contact us to try this feature!

Keep your database up to date

Make sure your email addresses belong to someone! Our tool can lower your bounce rate!

Choose the quality!

In addition to telling you the validity of the email address, we also tell you whether they are disposable emails or generic emails.

Increase your deliverability

To prevent your emailings to arrive in spambox, it is important to maintain a good reputation with email providers.

Your data is safe

We will never use your emails. What is yours is yours.
The files you upload to our servers are deleted as soon as the emails are loaded into our database.
When a file verification is complete, archive the processing, it will be deleted 7 days later if you have activated this option.

Why trust us ?

Klemail is ...
more than 5,000

Customers of our platform


Non-existent email addresses detected on average

Developed in France

By a team of enthusiasts

Dedicated support

We respond quickly [email protected]