Tool comparison · Head to headUpdated 9/4/2026

    mailboxlayer vs Membrain

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    mailboxlayer

    mailboxlayer is an email verification API (an apilayer product) with syntax and typo checks, real-time SMTP and MX-record verification, catch-all detection, free and disposable provider databases and a quality score. Plans are monthly API request allowances.

    Starting atCustom0
    Tool B

    Membrain

    Membrain is a B2B sales CRM and growth platform that provides structure, guidance and insights for complex sales, sold as Prospecting, Active Pipeline and Account Growth products plus an Elevate coaching product. Prices are published per user per month in USD, EUR and SEK.

    Starting at$49/month
    02Line by line

    Pricing comparison.

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

    03Capabilities

    Feature comparison.

    FeaturemailboxlayerMembrain
    Syntax and typo check
    Free and disposable provider databases
    Real-time SMTP verification
    MX-records check
    Catch-all detection
    Quality score
    Bulk endpoint
    256-bit HTTPS encryption
    Prospecting with structure and guidance
    Active pipeline management
    Account planning and growth
    Sales coaching (Elevate)
    Insight Engine AI with monthly credits
    Centralized customer data with a 360-degree view
    Playbooks
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    mailboxlayer

    Membrain

    ActiveCampaignApolloFathomFortnoxGoogle DriveOneflowZapierZendeskZoomZoomInfoConnectWiseConstant ContactDocuSignHubSpotMailchimpOutlook CalendarSlackMicrosoft TeamsWebhooks
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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.