Need more than 5,000 lookups?
Free keys include 5,000 lookups. To keep validating, move to pay as you go: you pay only for the addresses you check, with no subscription.
Pay as you go
£0.002 per email
£20 per 10,000 emails, or £2,000 per million. Same API, same key format, every check included.
- All seven checks on every address
- Single and batch API
- Pay only for the addresses you check
- Email support
Sending millions of addresses, or need custom terms? Choose Enterprise in the form.
Register for a paid plan
Paid plans are opening now, in order of registration. Use the same email address as your free key and we'll contact you to set up billing.