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GDPR & CCPA Compliant • API-First Email Verification

Clean your lists. Protect sender score. Removes up to 99% of invalid addresses.

The high-speed email verification service for businesses, developers, and sales teams. Prevent hard bounces, clean bulk contact lists, and maintain inbox deliverability.

Start Free Verification Explore Features

Trusted by 1,000+ teams & businesses worldwide

99.2%

Validation Accuracy

1M+

Daily Processing Volume

<50ms

Average API Response

1,000+

Teams & Businesses

Platform Capabilities

Engineered for High Email Deliverability

Comprehensive verification protocols designed to clean contact databases and protect sender score reputation.

Real-Time REST API Validation

Perform instant SMTP handshake and mailbox existence checks in under 50ms without delivering actual emails.

<50ms Average API Latency
Syntax & Format Inspection
MX Server Record Verification
Live SMTP Server Handshake

Deliverability Score

Evaluate email risk using 25+ deliverability signals.

99.2% accuracy rating

✓ Status: Safe to Send

Domain & DNS Intelligence

Verify mail server health across 200+ TLDs.

MX RecordsSPF CheckDKIM AuthDMARC PolicyTLS Handshake

GDPR & CCPA Compliant Infrastructure

Zero contact list retention. Email payloads are processed strictly in-memory and deleted immediately.

Zero-Data Retention

Processed in RAM, never saved to disk.

EU Data Residency

Strict GDPR compliant processing nodes.

99.9% Uptime SLA

High-speed redundant cloud infrastructure.

What Our Users Say

Real feedback from SaaS founders, product managers, and marketing directors using VerifiSaaS.

"Deliverability improved within weeks. We caught thousands of invalid addresses before sending."

Daniel M.

SaaS Founder

"VerifiSaaS reduced our hard bounce rate to under 0.3%. Our cold outreach sender score jumped significantly."

Alex R.

Head of Growth

"The REST API latency is consistently under 50ms. Our signup forms validate emails instantly without slowing users down."

Samantha L.

Lead Engineer

"Deliverability improved within weeks. We caught thousands of invalid addresses before sending."

Daniel M.

SaaS Founder

"VerifiSaaS reduced our hard bounce rate to under 0.3%. Our cold outreach sender score jumped significantly."

Alex R.

Head of Growth

"The REST API latency is consistently under 50ms. Our signup forms validate emails instantly without slowing users down."

Samantha L.

Lead Engineer

"Clean lists, better ROI. VerifiSaaS is straightforward, fast, and extremely accurate."

Priya S.

Marketing Director

"Bulk cleaning 100,000 lead lists takes just minutes. We filter out spam traps and disposable emails effortlessly."

Marcus K.

RevOps Lead

"Integrating VerifiSaaS with our n8n automation pipelines saved our team hours of manual list scrubbing."

Elena V.

Automation Specialist

"Clean lists, better ROI. VerifiSaaS is straightforward, fast, and extremely accurate."

Priya S.

Marketing Director

"Bulk cleaning 100,000 lead lists takes just minutes. We filter out spam traps and disposable emails effortlessly."

Marcus K.

RevOps Lead

"Integrating VerifiSaaS with our n8n automation pipelines saved our team hours of manual list scrubbing."

Elena V.

Automation Specialist

"Reliable and straightforward API. Easy integration into our signup flow and webhook pipelines."

James T.

Product Manager

"Protecting our domain sender reputation is critical. VerifiSaaS catches catch-all and invalid mailboxes with high precision."

David H.

VP of Sales

"Affordable, fast, and 99.2% accurate. The best email verification service we have used for our outreach campaigns."

Claire W.

Agency Founder

"Reliable and straightforward API. Easy integration into our signup flow and webhook pipelines."

James T.

Product Manager

"Protecting our domain sender reputation is critical. VerifiSaaS catches catch-all and invalid mailboxes with high precision."

David H.

VP of Sales

"Affordable, fast, and 99.2% accurate. The best email verification service we have used for our outreach campaigns."

Claire W.

Agency Founder

Simple, Transparent Plans

No hidden fees. Choose the plan that fits your verification volume.

Free

100 free verifications

$0forever
  • 100 free verification credits
  • Single email lookup API
  • Syntax & MX record checks
  • Catch-all address detection
  • Community & email support
Start Free
Most Popular

Starter

5,000 verifications / mo

$5/ month
  • 5,000 verifications / month
  • Real-time REST API access
  • Bulk CSV & XLSX list cleaner
  • Spam trap & disposable email shield
  • SMTP handshake validation
  • Priority email support
Get Started

Pro

20,000 verifications / mo

$15/ month
  • 20,000 verifications / month
  • Real-time REST API access
  • Bulk CSV & XLSX list cleaner
  • Spam trap & disposable email shield
  • SMTP handshake validation
  • High-speed processing nodes
  • Dedicated email support
Start Pro Plan

Start Verifying Email Addresses Today

Sign up on VerifiSaaS and get 100 free verification credits immediately.

Start Free Verification Contact Hitori Tech Support