Email Verification That Actually Works
99.5% accuracy. Credits never expire. Reduce bounces to under 1% and protect your sender reputation.
Bulk Email Verification
Upload CSV or import from integrations
Trusted by leading companies worldwide
Bad Emails Cost You Money
Every bounced email damages your sender reputation, wastes marketing spend, and reduces deliverability.
What Happens to Your Business
- High bounce rates destroy sender reputation
- Emails land in spam instead of inbox
- Wasted marketing budget on invalid leads
- ESP blacklisting threatens your domain
- Fake signups pollute your CRM
What You Get Instead
- Under 1% bounce rate protects reputation
- Higher inbox placement means more opens
- Only pay for real leads that convert
- Stay off blacklists permanently
- Clean, accurate CRM data always
How It Works
Three simple steps to a clean email list
Upload Your List
Drag and drop CSV, Excel, or paste emails directly. We handle lists of any size.
We Verify Everything
Our 7-layer engine checks syntax, domain, MX, mailbox, and more in real-time.
Download Clean List
Get your verified list with detailed results. Export in any format you need.
7-Layer Verification Engine
Every email passes through our comprehensive pipeline. This is how we achieve 99.5% accuracy.
Syntax Check
RFC-compliant format validation
Domain Check
DNS and domain existence
MX Records
Mail server configuration
Disposable Detection
Block 100K+ temp domains
Catch-All Check
Identify risky accept-all servers
Role Detection
Flag generic addresses
SMTP Verify
Mailbox existence proof
Everything You Need
Powerful features that set us apart from the competition.
99.5% Accuracy Guarantee
Industry-leading precision backed by our money-back guarantee. If bounce rate exceeds 3%, we refund your credits.
Credits Never Expire
Unlike competitors who expire credits after 6-12 months, yours last forever. Buy now, use whenever you need.
Blazing Fast API
Single email verification in under 50ms. Bulk processing at 100,000+ emails per hour across global infrastructure.
RocketShield Widget
Block bad emails at form submission with our JavaScript widget. Stop fakes before they pollute your database.
25+ Data Points
Get comprehensive insights: deliverability score, provider detection, risk assessment, and much more per email.
Official SDKs
Ready-to-use libraries for Node.js, Python, PHP, Ruby, Go, and Java. Integrate in under 30 minutes.
Stop Bad Emails at the Source
Block fake signups in real-time with our JavaScript widget. Validate emails the moment users type them into your forms.
<form id="signup">
<input type="email"
data-rocketshield="true"
placeholder="Enter email"
/>
<button>Sign Up</button>
</form>
<script src="rocketshield.js">
</script>What Makes Us Different
We built RocketVerifier to solve the problems we faced with other verification services.
Credits Never Expire
Buy now, use anytime. No expiration dates like competitors who force 6-12 month limits.
99.5% Accuracy Guarantee
If your bounce rate exceeds 3% on verified emails, we refund your credits. Period.
Save Up to 70%
Our pricing is significantly lower than ZeroBounce, NeverBounce, and other premium services.
Blazing Fast API
Under 50ms response time. Process 100,000+ emails per hour with our global infrastructure.
See Why Teams Switch
Honest comparison with leading email verification services
| Feature |  RocketVerifier | ZeroBounce | NeverBounce | Bouncer |
|---|---|---|---|---|
| Price per 250K emails | $750 | $1,750 | $2,000 | $990 |
| Accuracy Rate | 99.5% | 98% | 97% | 98.5% |
| Processing Speed | 100K/hr | 50K/hr | 40K/hr | 60K/hr |
| Credits Expire | Never | 12 mo | 6 mo | 12 mo |
| API Response | <50ms | <200ms | <300ms | <100ms |
| Form Widget | Yes | No | No | Yes |
Loved by 50,000+ Teams
See what our customers are saying
"Our bounce rate dropped from 8.2% to 0.3% after using RocketVerifier. The ROI was instant and our sender reputation improved dramatically."
"RocketShield eliminated fake signups on our landing pages. We went from 40% fake leads to under 2%. Game changer for our lead quality."
"The API is incredibly fast and documentation is excellent. Integration took less than an hour. Best verification service we have used."
Built for Every Team
See how different teams use RocketVerifier to grow their business
Email Marketers
Improve deliverability and reduce bounces on campaigns
Learn moreSaaS Companies
Prevent fake signups and improve onboarding quality
Learn moreMarketing Agencies
Clean client lists and improve campaign performance
Learn moreE-commerce
Ensure order confirmations reach real customers
Learn moreWorks With Your Stack
40+ integrations and growing
Simple, Transparent Pricing
Credits never expire. No monthly fees required.
99.5% Accuracy Guarantee
If bounce rate exceeds 3%, we refund your credits. No questions asked.
Common Questions
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Start Verifying Emails in Under 2 Minutes
Join 50,000+ businesses who trust RocketVerifier to protect their sender reputation. Credits never expire.
