#email-cleaning
3 tools

Clearout
★ 1.7Best Email Validation, Email Checker & Email Verification Tool. Using Clearout remove invalid, disposable, spam-trap, syntax and deactivated emails & maintain your domain credibility.
PaidOnlineSoftware as a Service SaaS

Null Bounce
★ 2.7Null Bounce is an email validation tool that helps companies decrease the bounce rate for email campaigns. Also, the service is available as an API, which can be used, for example, on sign-up forms to ensure that user submits a valid email address.
PaidOnlineSoftware as a Service SaaS

useBouncer
★ 2.5Bouncer is an email verification tool that protects your senders' reputation, decreases bounce rate and improves your deliverability, by not allowing a single undeliverable, risky or unknown email address to sneak into your email list.
PaidOnlineSoftware as a Service SaaS