Tool Comparisons

    Icypeas vs MailerCheck: Data Enrichment Tool Comparison

    Compare Icypeas and MailerCheck side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.

    September 2, 20265 min read
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    The short answer

    Compare Icypeas and MailerCheck side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.

    Reviewed and updated September 2, 2026

    Icypeas vs MailerCheck: Data Enrichment Tool Comparison

    Icypeas and MailerCheck are both data enrichment tools. Choosing between them depends on your team size, budget, and specific B2B lead data and contact enrichment requirements. Here is what each vendor publishes about pricing, features, and integrations.

    The Quick Answer

    By each vendor's own wording, Icypeas lists email finder and email verifier, while MailerCheck lists email list verification and email insights. A capability both offer can appear under different names, so read both feature lists below.

    MailerCheck offers a lower entry point at $0/mo compared to Icypeas at $19/mo.

    If your priority is finding accurate contact data for target accounts, both tools target it. The right choice depends on your budget, team size, and the specific capabilities you need most.

    Understanding the Core Difference

    Icypeas is Helps B2B teams find and verify professional email addresses, enrich leads and identify LinkedIn profiles, through a web app or an API. Credits are charged only for found emails.

    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.

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

    Pricing Comparison

    $19/moIcypeas entry plan

    Basic

    FreeMailerCheck entry plan

    Free credits

    Entry pricing for Icypeas and MailerCheck, as published on each vendor's own pricing page.

    Icypeas Pricing (as of September 2026)

    PlanPriceContacts
    Basic$19/mo1,000 credits
    Premium$39/mo4,000 credits
    Advanced$89/mo10,000 credits
    Hypergrowth$499/mo100,000 credits

    Source: Icypeas Pricing

    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

    Pricing Analysis

    MailerCheck offers the lower entry point ($0/mo vs $19/mo). Teams watching their budget will appreciate the savings, especially when starting out.

    Icypeas offers 4 pricing tiers compared to MailerCheck's 2, giving you more granularity as you scale.

    MailerCheck includes a free tier, which is helpful for evaluating the platform without upfront cost.

    Features Breakdown

    Icypeas lists
    • Email Finder
    • Email Verifier
    • Domain Scan
    • Profile Scraper
    • Company Scraper
    • Reverse Email Lookup
    • and 2 more listed below
    MailerCheck lists
    • Email list verification
    • Email Insights
    • Inbox Placement
    • Real-time API verification
    • Usage report
    • Single address verification
    • and 2 more listed below
    What Icypeas and MailerCheck 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.

    Icypeas Key Features

    • Email Finder
    • Email Verifier
    • Domain Scan
    • Profile Scraper
    • Company Scraper
    • Reverse Email Lookup
    • Catch-All verification
    • Credits roll over

    MailerCheck Key Features

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

    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 Icypeas

    • Email Finder
    • Email Verifier
    • Domain Scan
    • Profile Scraper
    • Company Scraper
    • Reverse Email Lookup
    • Catch-All verification
    • Credits roll over

    Listed only by MailerCheck

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

    Integration Ecosystem

    Icypeas Integrations

    Icypeas connects with: Google Sheets, n8n, Make, Zapier, Clay, MCP.

    MailerCheck Integrations

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

    Shared Integrations

    Both tools integrate with: Make, Zapier.

    Integrations listed only by Icypeas: Google Sheets, n8n, Clay, MCP.

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

    Use Case Recommendations

    Best Fit for Icypeas

    • Budget-conscious teams looking for an affordable data enrichment tool
    • Revenue operations teams building targeted prospect lists
    • Marketing teams enriching CRM data for segmentation
    • Sales teams researching target accounts

    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

    Feature Comparison Summary

    FeatureIcypeasMailerCheck
    Starting Price$19/moFree
    Top Tier Price$499/moUsage-based
    Total Features Listed88
    Integrations67
    Founded2022N/A

    Getting Started Checklist

    1. Define your B2B lead data and contact enrichment requirements and monthly budget
    2. Estimate your expected data credits or contact lookups 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

    Icypeas and MailerCheck both serve the B2B lead data and contact enrichment market. MailerCheck offers a more accessible entry point, while Icypeas starts at $19/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 Icypeas and MailerCheck for current information.

    IcypeasMailerCheckData Enrichment ToolComparisondata-enrichment
    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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