
Kaspr
7.1#4 in email finder softwareFrom $49 a monthFree planAPIExtension
Visit

Kaspr suits sales and business teams seeking contact data, particularly those using LinkedIn and CRM or workflow integrations. Its free plan may suit users who can work within the monthly credit limits.
MailTooth suits people who need to verify individual addresses or email lists, whether through uploads, an API, a browser extension, or form checks. Teams may find its workspace roles useful for organizing access and activity.