Tool comparison · Head to headUpdated 9/4/2026

    Lemlist vs MailHeat

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    Lemlist

    Multichannel sales engagement platform with 650M+ lead database, AI personalization, and LinkedIn automation.

    Starting at$69/month
    Tool B

    MailHeat

    Inbox warmup and deliverability platform that simulates the positive engagement mailbox providers reward across a warmup pool, with gradual pacing, a per-inbox health dashboard and deliverability expert consulting on the higher tiers.

    Starting at$69.99/month
    02Line by line

    Pricing comparison.

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

    03Capabilities

    Feature comparison.

    FeatureLemlistMailHeat
    650M+ lead database
    AI personalization
    Email warmup and deliverability boost
    Unlimited email follow-ups
    LinkedIn automation
    In-app VoIP calling
    WhatsApp integration (add-on)
    Chrome extensions
    Secure SMTP connection
    Health & activity dashboard
    Gradual warmup pacing
    Email & chat support
    Deliverability expert consulting
    Free Deliverability Audit
    Success Manager
    Free tools
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    Lemlist

    HubSpotSalesforcePipedriveClose.ioZoho CRMZapierMaken8nClayApolloSlackAirtableCalendly

    MailHeat

    SMTPGmailGoogle WorkspaceMicrosoft 365Outlook
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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.