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Kickbox vs. WhoisXML Email Verification API

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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    Kickbox

    Score10 out of 10
    N/AKickbox is an email verification tool and service from the company of the same name in Dallas.

    $5

    WhoisXML Email Verification API

    Score10 out of 10
    N/AEmail Verification API is a tool that allows verifying the validity of email addresses through API calls using a variety of programming languages (PHP, Node.js, Python, Flask, and Express.js). Developers and product architects can use the API to integrate email-checking capabilities into existing software and applications. Email Verification API helps with the business tasks identified below. Cleaning Up Email Distribution Lists Nonexistent email addresses can hurt…N/A
    Pricing
    KickboxWhoisXML Email Verification API
    Editions & Modules
    No answers on this topic
    No answers on this topic
    Offerings
    Pricing Offerings
    KickboxWhoisXML Email Verification API
    Free Trial
    YesNo
    Free/Freemium Version
    YesYes
    Premium Consulting/Integration Services
    YesYes
    Entry-level Setup FeeNo setup feeNo setup fee
    Additional Details100 Free Credits Transparency & Pay-as-You-Go Pricing No Contracts Volume Discounts (1M+) Auto-recharge Unknown Results are Always Free—
    More Pricing Information
    User Ratings
    KickboxWhoisXML Email Verification API
    Likelihood to Recommend
    9.8
    (2 ratings)
    10.0
    (2 ratings)
    Support Rating
    -
    (0 ratings)
    10.0
    (1 ratings)
    User Testimonials
    KickboxWhoisXML Email Verification API
    Likelihood to Recommend
    Kickbox
    I haven't used many other email validation products before, only a couple of 'free' cloud-based options with limited list size capability. Kickbox is super professional, easy to use, and works.
    Incentivized
    Read full review
    WhoisXML API
    We use WhoisXML Email Verification API for the additional value it provides to our corporate email security, and we recommend that most organizations do the same. Disposable email services may help protect the privacy of their users, but in the corporate setting, receiving emails from these domains may not be safe. So, aside from flagging emails from domains categorized as spam, we wanted our spam filtering system to be stricter and include disposable email addresses.
    Read full review
    Pros
    Kickbox
    • Finding misspelled emails
    • Including domain name in Excel output that is produced
    • Easy to use software
    Incentivized
    Read full review
    WhoisXML API
    • WhoisXML Email Verification API obtains its disposable email detection capabilities from a disposable email domain database that monitors most disposable email providers regularly.
    • WhoisXML Email Verification API is compatible with most spam filtering solutions and other email security systems. It is also available as a Splunk application, so compatibility wasn’t an issue for us.
    Read full review
    Cons
    Kickbox
    • Catching spam traps
    • Too many emails in "unknown" category when cleaning B2B emails
    • More accurate cleaning overall
    Incentivized
    Read full review
    WhoisXML API
    • We had to avail ourselves of the custom plan because we have a pretty large user base, and each user receives hundreds of emails per day. We were able to come up with a reasonable agreement, in any case.
    Read full review
    Support Rating
    Kickbox
    No answers on this topic
    WhoisXML API
    Prompt and professional support.
    Read full review
    Alternatives Considered
    Kickbox
    I like Kickbox output files better as it includes the "domain". Overall, both softwares could do a better job cleaning lists. Kickbox shows more "unknown" emails where are BriteVerify shows less "unknown emails" but then more bad emails end up in the valid list. Kickbox has a higher threshold to put emails in "unknown".
    Incentivized
    Read full review
    WhoisXML API
    No answers on this topic
    Return on Investment
    Kickbox
    • Our servers are in great reputation
    Incentivized
    Read full review
    WhoisXML API
    No answers on this topic
    ScreenShots

    Kickbox Screenshots

    Screenshot of Kickbox's real-time mail verification, which can prevent invalid or mistyped signups at the sourceScreenshot of How Kickbox helped The Zebra achieve 98.7% deliverabilityScreenshot of the Kickbox dashboardScreenshot of the analytics that offer insight into the quality of email lists