Tool comparison · Head to headUpdated 9/4/2026

    Bulk Email Checker vs Proofy

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    Bulk Email Checker

    Bulk Email Checker is an email verification service that cleans lists uploaded as CSV or text files and validates addresses in real time through a REST API. Credits are pay as you go with no monthly fees and never expire; an unlimited flat-rate API is sold separately.

    Starting atCustom0
    Tool B

    Proofy

    Proofy is an email verification service for bulk list cleaning and real-time single verification through an API, with SMTP, syntax, domain, disposable and accept-all detection. Credits are sold pay-as-you-go or by subscription, never expire, and unknown results are not charged.

    Starting at$5/month
    02Line by line

    Pricing comparison.

    Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.

    03Capabilities

    Feature comparison.

    FeatureBulk Email CheckerProofy
    Email checker for single addresses
    Bulk email verification from CSV or text uploads
    Real-time email verification API
    Unlimited email verification API with flat-rate threads
    Duplicate email remover
    Syntax validator
    Blacklist integration
    Auto-reload of credits
    Bulk email verification
    Single verification in real time
    Email verifier API
    ISP detection
    Disposable and temporary detection
    Accept-all detection
    Syntax validation
    SMTP verification
    Mailbox full detection
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    Bulk Email Checker

    Proofy

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    Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.