Check if an email address exists before you send
Cut bounces and protect your sender reputation. Verify one address or a whole list, free.
Know before you send
See whether each mailbox exists, without sending it an email.
Clean whole lists
Upload a CSV. Your columns stay intact and results come back as a download.
Free checks every day
2,000 free checks a day. Typos and throwaway addresses are caught for free.
Your data stays yours
Every account is private. Lists are only visible to you.