1 Verification Credit = 1 Email Verification. So, if you have a list of say 15000 emails then you would need 15000 credits to verify this list. You can buy credits in bulk from your account any time under Order > Plans. Purchased credits are available to be used immediately.

No, your credits never expire and are available as long as your account is active.

Yes, our system supports multiple columns. Just make sure the email column is clearly labeled.

Yes, one credit = one email verification regardless of result (valid, invalid, etc.).

We offer both pay-as-you-go and subscription-based pricing plans for flexibility.