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    All tool comparisons
    Tool comparison · Head to headUpdated 9/4/2026

    Instantly vs SendFlock

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    Instantly

    Cold email platform with unlimited email accounts, unlimited warmup, and a 450M+ B2B lead database.

    Starting at$47/month
    Tool B

    SendFlock

    Cold email software for agencies and lean lead gen teams that bundles email warmup, automated follow-up sequences, email rotation across unlimited mailboxes, a unified inbox and a simple CRM in one tool.

    Starting at$29/month
    02Line by line

    Pricing comparison.

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

    03Capabilities

    Feature comparison.

    FeatureInstantlySendFlock
    Unlimited email accounts
    Unlimited email warmup
    Email verification
    Master inbox
    Campaign analytics
    A/B testing
    AI-powered features
    Dedicated IP rotation (Light Speed+)
    Unlimited Mailboxes
    Unlimited Email Warm Up
    Unified Inbox
    Follow Up Sequences
    A/B Testing
    Email Rotation
    Global Block List
    Workflow Automation
    Bounce detection
    CRM
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    Instantly

    HubSpotSalesforcePipedriveZapierMaken8nClaySlackGoogle Calendar

    SendFlock

    GmailGsuiteOutlookZohoCustom SMTP/IMAPZapier
    05Keep exploring

    Explore more.

    Best Instantly alternativesBest SendFlock alternatives
    Instantly vs SmartleadInstantly vs LemlistInstantly vs MailshakeSendFlock vs SmartleadLemlist vs SendFlockMailshake vs SendFlock
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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.