Tool comparison · Head to headUpdated 9/4/2026

    Mailbutler vs Regie.ai

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    Mailbutler

    Mailbutler is an email extension for Gmail, Apple Mail and Outlook that adds email tracking, message templates, mail merge, smart follow-ups, AI compose, signatures, notes and tasks and team collaboration. Plans are per user per month billed in USD or EUR, with a free Starter plan.

    Starting atCustom0
    Tool B

    Regie.ai

    Agentic sales workspace (RegieGO) with built-in enrichment, emailing, dialing and workflows, plus multi-channel outreach plays across email, phone and social run from a single chat interface.

    Starting atCustom0
    02Line by line

    Pricing comparison.

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

    03Capabilities

    Feature comparison.

    FeatureMailbutlerRegie.ai
    Email tracking with real-time notifications
    Message templates
    Mail merge
    Smart follow-ups
    Smart compose and smart improve (AI)
    Smart timing
    Email assignments and collaborator status
    Notes and tasks
    Automations
    Signature marketing
    AI Agents for sourcing, ranking, call prep and follow-ups
    Relevant Messaging trained on your voice and company pitch
    Channel Orchestration across phone, email and social
    Multi-channel outreach plays with an execution timeline
    Built-in enrichment, emailing, dialing and workflows
    Always-On Pipeline with why-now signal tracking
    Website visitor identification
    Lead enrichment with a multi-provider waterfall
    Pre-built plays ready to run
    Sales-Ready AI with pre-baked prompts and automations
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    Mailbutler

    GmailApple MailOutlook

    Regie.ai

    GmailMicrosoft OutlookHubSpotLinkedIn
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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.