Tool Comparisons

    AiSDR vs Vocus.io: Sales Engagement Platform vs Cold Email Platform Comparison

    Compare AiSDR (sales engagement platform) and Vocus.io (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.

    September 2, 20266 min read
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    The short answer

    Compare AiSDR (sales engagement platform) and Vocus.io (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.

    Reviewed and updated September 2, 2026

    AiSDR vs Vocus.io: Sales Engagement Platform vs Cold Email Platform Comparison

    AiSDR is a sales engagement platform; Vocus.io is a cold email platform. Whether you need one, the other, or both depends on which part of the workflow you are buying for: multi-channel sales outreach and engagement tracking on one side, cold email outreach on the other. This guide lays out what each vendor publishes.

    The Quick Answer

    AiSDR is a sales engagement platform for multi-channel sales outreach and engagement tracking; Vocus.io is a cold email platform for cold email outreach. By each vendor's own wording, AiSDR lists ai-researched emails and linkedin actions on autopilot and ami ai gtm agent for strategy and campaign building, and Vocus.io lists email tracking and templates & snippets.

    Vocus.io offers a lower entry point at $5/mo compared to AiSDR at $250/mo.

    If your priority is coordinating outreach across email, phone, and social channels, AiSDR is the one built for it; for sending campaigns that land in the inbox and generate replies, that is Vocus.io. Many teams run one of each.

    Understanding the Core Difference

    AiSDR is AI SDR platform whose agent researches prospects and runs email and LinkedIn outreach on autopilot, with turnkey mailbox setup and warmup, inbox rotation and two-way CRM sync.

    Vocus.io is Email outreach platform for Gmail and Google Workspace. Sends personalized mass campaigns with automated follow-ups, tracks opens and link clicks per recipient, shares templates across a team and logs activity to a CRM.

    The two platforms take different approaches to solving the same core challenge.

    Pricing Comparison

    $250/moAiSDR entry plan

    Solo

    $5/moVocus.io entry plan

    Basic

    Entry pricing for AiSDR and Vocus.io, as published on each vendor's own pricing page.

    AiSDR Pricing (as of September 2026)

    PlanPriceContactsEmails
    Solo$250/mo200 AI-researched contacts/month1 domain, 3 mailboxes, 1 LinkedIn account
    Explore$900/mo800 AI-researched contacts/month2 domains, 6 mailboxes, 5 LinkedIn accounts
    Scale$2500/mo2,500 AI-researched contacts/month6 domains, 18 mailboxes, 20 LinkedIn accounts

    Source: AiSDR Pricing

    Vocus.io Pricing (as of September 2026)

    PlanPriceContactsEmails
    Basic$5/mo5 Inboxes; 50 Snippets50 Followups
    Starter$10/mo5 Inboxes; 100 Snippets100 Followups
    Professional$20/mo10 Inboxes; 200 Snippets500 Followups
    Growth$80/mo800 snippetsexternal SMTP support

    Source: Vocus.io Pricing

    Pricing Analysis

    Vocus.io offers the lower entry point ($5/mo vs $250/mo). Teams watching their budget will appreciate the savings, especially when starting out.

    Vocus.io offers 4 pricing tiers compared to AiSDR's 3, giving you more granularity as you scale.

    Features Breakdown

    AiSDR lists
    • AI-researched emails and LinkedIn actions on autopilot
    • Ami AI GTM agent for strategy and campaign building
    • Unlimited AI personas
    • Turnkey email setup and warmup
    • Automated inbox rotation with domain health tracking
    • Native two-way HubSpot CRM sync
    • and 4 more listed below
    Vocus.io lists
    • Email tracking
    • Templates & Snippets
    • Send Later & Snooze
    • Automated Followups
    • Salesforce & CRM Integration
    • Campaigns
    • and 4 more listed below
    What AiSDR and Vocus.io each list on their own pages. The split is by exact wording, so a capability both offer can appear on both sides under different names.

    AiSDR Key Features

    • AI-researched emails and LinkedIn actions on autopilot
    • Ami AI GTM agent for strategy and campaign building
    • Unlimited AI personas
    • Turnkey email setup and warmup
    • Automated inbox rotation with domain health tracking
    • Native two-way HubSpot CRM sync
    • Native two-way Salesforce CRM sync
    • LinkedIn signals for post engagement, profile visits and keyword tracking
    • AI videos in messages and AI voice notes in LinkedIn messages
    • Website visitor tracking, enrichment and outreach

    Vocus.io Key Features

    • Email tracking
    • Templates & Snippets
    • Send Later & Snooze
    • Automated Followups
    • Salesforce & CRM Integration
    • Campaigns
    • Campaigns w/ Followups
    • Campaigns w/ Attachments
    • Branded URLs
    • Teams

    The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.

    Listed only by AiSDR

    • AI-researched emails and LinkedIn actions on autopilot
    • Ami AI GTM agent for strategy and campaign building
    • Unlimited AI personas
    • Turnkey email setup and warmup
    • Automated inbox rotation with domain health tracking
    • Native two-way HubSpot CRM sync
    • Native two-way Salesforce CRM sync
    • LinkedIn signals for post engagement, profile visits and keyword tracking
    • AI videos in messages and AI voice notes in LinkedIn messages
    • Website visitor tracking, enrichment and outreach

    Listed only by Vocus.io

    • Email tracking
    • Templates & Snippets
    • Send Later & Snooze
    • Automated Followups
    • Salesforce & CRM Integration
    • Campaigns
    • Campaigns w/ Followups
    • Campaigns w/ Attachments
    • Branded URLs
    • Teams

    Integration Ecosystem

    AiSDR Integrations

    AiSDR connects with: HubSpot, Salesforce, Gmail, Microsoft Outlook, Aircall, Calendly, LinkedIn.

    Vocus.io Integrations

    Vocus.io connects with: Gmail, Google Workspace, Salesforce, Pipedrive, Zapier, Webhooks.

    Shared Integrations

    Both tools integrate with: Salesforce, Gmail.

    Integrations listed only by AiSDR: HubSpot, Microsoft Outlook, Aircall, Calendly, LinkedIn.

    Integrations listed only by Vocus.io: Google Workspace, Pipedrive, Zapier, Webhooks.

    Use Case Recommendations

    Best Fit for AiSDR

    • Mid-market to enterprise teams with established multi-channel sales outreach and engagement tracking budgets
    • Organizations with complex tech stacks needing broad integration support (7 integrations)
    • SDR teams running multi-channel outreach sequences
    • Sales managers tracking team engagement metrics

    Best Fit for Vocus.io

    • Budget-conscious teams looking for an affordable cold email platform
    • Sales teams running high-volume outbound email campaigns
    • Agencies managing multiple client outreach programs
    • SDR teams focused on pipeline generation

    Feature Comparison Summary

    FeatureAiSDRVocus.io
    Starting Price$250/mo$5/mo
    Top Tier Price$2500/mo$80/mo
    Total Features Listed1010
    Integrations76

    Getting Started Checklist

    1. Define your multi-channel sales outreach and engagement tracking and cold email outreach requirements and monthly budget
    2. Estimate your expected sequences and engagement actions and email sending volume to find the right tier
    3. List the integrations your team currently relies on
    4. Sign up for free trials or demos of both platforms
    5. Run a small test with each tool before making a commitment
    6. Evaluate the onboarding experience and support quality

    Final Thoughts

    AiSDR serves the multi-channel sales outreach and engagement tracking side of an outbound stack and Vocus.io the cold email outreach side. Vocus.io offers a more accessible entry point at $5/mo, while AiSDR starts at $250/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.

    Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.

    Pricing and features verified as of September 2026. Visit AiSDR and Vocus.io for current information.

    AiSDRVocus.ioSales Engagement PlatformCold Email PlatformComparisonsales-engagementemail-sending
    Byline

    About the author.

    Tim Carden

    Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.

    Tim Carden · CMO / CTO

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