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Head-to-head · Email Verification APIs

ZeroBounce vs EmailValidator

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score ZeroBounce #4 in Email Verification APIs 9.1/10 Free plan Free plan✓ 1 of 6 features Visit ZeroBounce
EmailValidator #8 in Email Verification APIs 8.7/10 Free plan Free plan✓ 6 of 6 features Visit EmailValidator

ZeroBounce leads on 0 checks, EmailValidator on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreZeroBounce · 9.1/10
  • Free planboth
  • Most featuresEmailValidator · 6 of 6

ZeroBounce scores higher on our rubric for email verification apis: 9.1 against 8.7 out of 10; our editors rank them #4 and #8.

ZeroBounce is the better fit for feature-rich verification beyond basic validation. EmailValidator is the better fit for cheap core API and batch verification.

  • ZeroBounce fits best

    Feature-rich verification beyond basic validation

  • EmailValidator fits best

    Cheap core API and batch verification

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Side by side

Feature ZeroBounce 9.1/10 Visit ↗ EmailValidator 8.7/10 Visit ↗
At a glance
Editor score 9.1 8.7
Ranking #4 in Email Verification APIs #8 in Email Verification APIs
Best for Feature-rich verification beyond basic validation Cheap core API and batch verification
Pricing model Free plan + paid Free plan + paid
Starting price $79/mo —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Mobile Cloud
Platforms Web, iOS Web
Support Email, Live chat, Phone, Tickets, Docs · 24/7 Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS GDPR
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features ZeroBounce 1/6 · EmailValidator 6/6
Real-time API Not checked yet ✓ (best)
Batch verification Not checked yet ✓ (best)
Disposable detection ✓ ✓
Role account detection Not checked yet ✓ (best)
Catch-all detection Not checked yet ✓ (best)
SMTP mailbox check Not checked yet ✓ (best)
Our review
Pros
  • Real-time and batch API validation plus bulk list uploads
  • Adds scoring, Email Finder, inbox placement, blacklist, and DMARC monitoring
  • Integrates with HubSpot, Salesforce, Shopify, Mailchimp, and Zapier
  • Covers syntax, DNS/MX, SMTP, disposable, role, and catch-all checks
  • Free plan includes 100 validations each month with no time limit
  • One-time credit packs start at $3 and never expire
Cons
  • Free-account eligibility requires a business or premium domain
  • Pay-As-You-Go credits are purchased as a one-time package
  • The broad feature set may exceed the needs of basic validation users
  • Paid credits are sold as one-time packs rather than subscriptions
  • The documented workflows center on REST API and CSV uploads
  • The free plan is limited to 100 validations each month
Our verdict

ZeroBounce is an email verification and deliverability platform for businesses, marketers, developers, and agencies. It validates individual addresses, uploaded lists, and programmatic submissions through a real-time API or batch API. Its…

Read the review →

EmailValidator is an email verification service for developers and teams checking addresses before sending messages or accepting signups. It supports real-time single-address verification through a REST API and batch verification through…

Read the review →
  1. ZeroBounceEmail Verification APIs 9.1Free plan
  2. EmailValidatorEmail Verification APIs 8.7Free plan

Strengths and trade-offs

  • ZeroBounce — where it wins

    • Real-time and batch API validation plus bulk list uploads
    • Adds scoring, Email Finder, inbox placement, blacklist, and DMARC monitoring
    • Integrates with HubSpot, Salesforce, Shopify, Mailchimp, and Zapier

    Where it doesn't

    • Free-account eligibility requires a business or premium domain
    • Pay-As-You-Go credits are purchased as a one-time package
    • The broad feature set may exceed the needs of basic validation users

  • EmailValidator — where it wins

    • Covers syntax, DNS/MX, SMTP, disposable, role, and catch-all checks
    • Free plan includes 100 validations each month with no time limit
    • One-time credit packs start at $3 and never expire

    Where it doesn't

    • Paid credits are sold as one-time packs rather than subscriptions
    • The documented workflows center on REST API and CSV uploads
    • The free plan is limited to 100 validations each month

More comparisons

All email verification APIs comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update