Tool Comparisons

    MailerCheck vs Microsoft Dynamics 365 Sales: Data Enrichment Tool vs CRM Platform Comparison

    Compare MailerCheck (data enrichment tool) and Microsoft Dynamics 365 Sales (CRM 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 MailerCheck (data enrichment tool) and Microsoft Dynamics 365 Sales (CRM platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.

    Reviewed and updated September 2, 2026

    MailerCheck vs Microsoft Dynamics 365 Sales: Data Enrichment Tool vs CRM Platform Comparison

    MailerCheck (data enrichment tool) and Microsoft Dynamics 365 Sales (CRM platform) sit next to each other in many outbound stacks. They are not substitutes for each other on every job, so this comparison covers pricing, features, and integrations for each and points out where the two meet.

    The Quick Answer

    MailerCheck is a data enrichment tool for B2B lead data and contact enrichment; Microsoft Dynamics 365 Sales is a CRM platform for customer relationship management and sales pipeline tracking. By each vendor's own wording, MailerCheck lists email list verification and email insights, and Microsoft Dynamics 365 Sales lists sales force automation and microsoft 365 interoperation.

    MailerCheck offers a lower entry point at $0/mo compared to Microsoft Dynamics 365 Sales at $65/mo.

    If your priority is finding accurate contact data for target accounts, MailerCheck is the one built for it; for organizing contacts, tracking deals, and forecasting revenue, that is Microsoft Dynamics 365 Sales. Many teams run one of each.

    Understanding the Core Difference

    MailerCheck is Email list verification and deliverability testing tool that validates single addresses, bulk lists or new signups through an API, and tests email content and inbox placement before a send.

    Microsoft Dynamics 365 Sales is Dynamics 365 Sales is Microsoft's sales force automation product, covering pipeline, reporting and dashboards with contextual insights and Copilot AI. It interoperates with Microsoft 365 and pairs with LinkedIn Sales Navigator through the Microsoft Relationship Sales offer.

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

    Pricing Comparison

    FreeMailerCheck entry plan

    Free credits

    $65/moMicrosoft Dynamics 365 Sales entry plan

    Dynamics 365 Sales Professional

    Entry pricing for MailerCheck and Microsoft Dynamics 365 Sales, as published on each vendor's own pricing page.

    MailerCheck Pricing (as of September 2026)

    PlanPriceEmails
    Free creditsFree10 free credits on a new account, for Email List Verification only
    Pay as you goUsage-based1,000 credits at the entry step, at $0.01 per credit; 1 credit = 1 email verification

    Source: MailerCheck Pricing

    Microsoft Dynamics 365 Sales Pricing (as of September 2026)

    PlanPriceContacts
    Dynamics 365 Sales Professional$65/mo-
    Dynamics 365 Sales Enterprise Edition$105/mo-
    Dynamics 365 Sales Premium$150/mo1,000 Copilot Credits per user/month
    Microsoft Relationship SalesContact SalesRequires a 10-seat minimum

    Source: Microsoft Dynamics 365 Sales Pricing

    Pricing Analysis

    MailerCheck is more affordable at the entry level ($0/mo vs $65/mo). For teams with tight budgets or those just getting started with B2B lead data and contact enrichment and customer relationship management and sales pipeline tracking, this price difference matters.

    Microsoft Dynamics 365 Sales offers 4 pricing tiers compared to MailerCheck's 2, giving you more granularity as you scale.

    MailerCheck includes a free tier, letting you test the platform before committing financially.

    Features Breakdown

    MailerCheck lists
    • Email list verification
    • Email Insights
    • Inbox Placement
    • Real-time API verification
    • Usage report
    • Single address verification
    • and 2 more listed below
    Microsoft Dynamics 365 Sales lists
    • Sales force automation
    • Microsoft 365 interoperation
    • Reporting and dashboards
    • Customization and automation
    • Conversation intelligence
    • Sales engagement
    • and 2 more listed below
    What MailerCheck and Microsoft Dynamics 365 Sales 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.

    MailerCheck Key Features

    • Email list verification
    • Email Insights
    • Inbox Placement
    • Real-time API verification
    • Usage report
    • Single address verification
    • Credits and autopay
    • Statuses

    Microsoft Dynamics 365 Sales Key Features

    • Sales force automation
    • Microsoft 365 interoperation
    • Reporting and dashboards
    • Customization and automation
    • Conversation intelligence
    • Sales engagement
    • Copilot capabilities in Dynamics 365 Sales
    • Access to Sales Qualification, Opportunity, Research and Close agents

    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 MailerCheck

    • Email list verification
    • Email Insights
    • Inbox Placement
    • Real-time API verification
    • Usage report
    • Single address verification
    • Credits and autopay
    • Statuses

    Listed only by Microsoft Dynamics 365 Sales

    • Sales force automation
    • Microsoft 365 interoperation
    • Reporting and dashboards
    • Customization and automation
    • Conversation intelligence
    • Sales engagement
    • Copilot capabilities in Dynamics 365 Sales
    • Access to Sales Qualification, Opportunity, Research and Close agents

    Integration Ecosystem

    MailerCheck Integrations

    MailerCheck connects with: MailerLite, Mailchimp, ActiveCampaign, GetResponse, ConvertKit, Zapier, Make.

    Microsoft Dynamics 365 Sales Integrations

    Microsoft Dynamics 365 Sales connects with: Microsoft 365, Outlook, Microsoft Teams, LinkedIn Sales Navigator, Microsoft Copilot Studio, Azure.

    Integrations listed only by MailerCheck: MailerLite, Mailchimp, ActiveCampaign, GetResponse, ConvertKit, Zapier, Make.

    Integrations listed only by Microsoft Dynamics 365 Sales: Microsoft 365, Outlook, Microsoft Teams, LinkedIn Sales Navigator, Microsoft Copilot Studio, Azure.

    Use Case Recommendations

    Best Fit for MailerCheck

    • Budget-conscious teams looking for an affordable data enrichment tool
    • Organizations with complex tech stacks needing broad integration support (7 integrations)
    • Teams that want to start free and scale up as needs grow

    Best Fit for Microsoft Dynamics 365 Sales

    • Enterprise buyers who prefer custom pricing and dedicated support
    • Sales teams tracking deals from first touch to close
    • Managers who need pipeline visibility and forecasting
    • Growing teams that need scalable contact management

    Feature Comparison Summary

    FeatureMailerCheckMicrosoft Dynamics 365 Sales
    Starting PriceFree$65/mo
    Top Tier PriceUsage-basedContact Sales
    Total Features Listed88
    Integrations76

    Getting Started Checklist

    1. Define your B2B lead data and contact enrichment and customer relationship management and sales pipeline tracking requirements and monthly budget
    2. Estimate your expected data credits or contact lookups and contacts and deals 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

    MailerCheck serves the B2B lead data and contact enrichment side of an outbound stack and Microsoft Dynamics 365 Sales the customer relationship management and sales pipeline tracking side. MailerCheck offers a more accessible entry point, while Microsoft Dynamics 365 Sales starts at $65/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 MailerCheck and Microsoft Dynamics 365 Sales for current information.

    MailerCheckMicrosoft Dynamics 365 SalesData Enrichment ToolCRM PlatformComparisondata-enrichmentcrm
    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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