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  • 4.8 / 5.0 (2267)
    Premium 76+ References
  • 4.8 / 5.0 (1646)
    42+ References
  • 4.8 / 5.0 (989)
    6+ References

Validity Testimonials

  • "With the Sender Certification program, [Validity] showed us a route to be best-inclass for delivery. We’ve seen faster delivery and incremental gains in placement, which have led to significant improvements in all of our metrics, including fewer bounces and a 20% increase in open rates."

  • “The impact on traffic and revenue is undoubtable. When the Certification came into effect, the improvement was detected overnight.”

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  • Constant Contact
    Reference Rating
    4.8 / 5.0
    Customer References 76 total
    About

    Constant Contact introduced the first email marketing tool for small businesses, nonprofits, and associations in 1998. Today, the company helps more than 650,000 customers worldwide find marketing success through the …

  • Kickbox
    Reference Rating
    4.8 / 5.0
    Customer References 42 total
    About

    Kickbox ensures you only send email to real users and helps you separate the low-quality addresses from high-value contacts. Quickly validate and verify your email lists. Just drop your contacts …

  • NeverBounce
    Reference Rating
    4.8 / 5.0
    Customer References 6 total
    About

    NeverBounce to handle email verification and cleaning. NeverBounce cuts bounce rates, increases sender scores, and helps companies adhere to strict email provider guidelines. They remove invalid and outdated email addresses, …

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