Clean your email lists

Leadsighter is a tool to easily clean your email lists for free.

1,000 contacts maximum - 1MB maximum
The CSV file just need to contain at least one column with an header row called email (case insensitive)
The character used to separate your CSV columns
These emails are very likely to hard bounce
gmaiil, hootmail,...
These emails are very likely to no longer exist
gmail.com, hotmail.com,... Useful if you want to keep only company emails
One per line

Why clean up my email lists?

To improve campaign statistics and rates

To maintain a healthy contact base

To target only companies in the B2B context

To avoid becoming a bad sender

GDPR policy

Emails are not stored in a database

CSV files are automatically deleted of our server each 10 min

Zero data collected

No logs