Tool comparison · Head to headUpdated 9/4/2026

    QuickEmailVerification vs The Companies API

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    QuickEmailVerification

    QuickEmailVerification is an email verification service with bulk list cleaning, a real-time API and integrations with more than 30 email marketing and CRM platforms. A free tier verifies 100 emails per day; paid credits are pay-as-you-go persistent credits or daily credit plans.

    Starting atCustom0
    Tool B

    The Companies API

    The Companies API is a company enrichment API that turns a domain name into a structured company profile with firmographics such as industry, employee count, founding year and revenue across 50 million companies. Plans are monthly credit allowances with a request-rate limit.

    Starting atCustom0
    02Line by line

    Pricing comparison.

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

    03Capabilities

    Feature comparison.

    FeatureQuickEmailVerificationThe Companies API
    Bulk email verification
    Real-time email verification API
    Free tier of 100 verifications per day
    Persistent credits that never expire
    Daily credit plans
    Tiered discounts
    Domain to company profile enrichment
    Access to all 50M companies
    Firmographics: industry, employee count, founding year, revenue
    Company lists
    Additional credits at a per-1,000 rate
    Rate-limited API by plan
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    QuickEmailVerification

    ActiveCampaignAct-OnAWeberBenchmarkBrevoConstant ContactCampaign MonitorDripE-goiEmmaGetResponseHubSpotiContactInfusionsoftIterableMailchimpMakeMailerLiteMarketoMoosendMailUp

    The Companies API

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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.