Introduction
A comprehensive side-by-side comparison of BillionVerify and Verifalia features, pricing, accuracy, and performance to help you choose the right email verification service for your business.
Core Verification Features
| Feature | BillionVerify | Verifalia |
|---|---|---|
| Syntax Validation | RFC 5322 compliant with support for international domains (IDN) and special characters | RFC 5322 compliant with support for non-Latin alphabets (Chinese, Arabic, Cyrillic) |
| Domain Validation | Real-time DNS lookup with caching for optimal performance | Standard DNS verification with configurable quality levels |
| MX Record Checking | Deep MX record analysis including priority checking and backup MX identification | Basic MX record verification |
| SMTP Verification | Multi-threaded SMTP connection with intelligent retry logic and greylisting detection | Standard SMTP verification with configurable timeout (default 5 seconds) |
| Accuracy Rate | 99.9% | 92% (independent testing) |
| Processing Speed | 50K emails/hour | 30K emails/hour |
| API Response Time | <300ms average | <1000ms average for simple requests |
Advanced Detection Capabilities
| Detection Type | BillionVerify | Verifalia |
|---|---|---|
| Disposable Email Detection | AI-powered detection with 50,000+ domains database, real-time ML updates, catches 40% more than traditional methods | Standard disposable email database with over 40 distinct status codes |
| Catch-All Domain Detection | Real-time testing with multiple addresses, pattern recognition, risk scoring, 95% accuracy | Basic catch-all server detection categorized as "Risky" |
| Role-Based Email Detection | Detailed categorization: Generic (info@, contact@), Support (support@, help@), Admin (admin@, webmaster@), Sales (sales@, business@) | Role account detection categorized as "Risky" with basic identification |
| Spam Trap Detection | 1M+ identified spam traps, real-time updates from global infrastructure, ML prediction, ISP partnerships | Standard spam trap detection categorized as "Risky" |
Pricing Comparison
| Plan | Volume | BillionVerify | Verifalia | Savings |
|---|---|---|---|---|
| Starter | 10,000 emails | $0.0006/email ($6 total) | $0.00499/email ($49.90 total) | $43.90 (88%) |
| Growth | 100,000 emails | $0.0005/email ($50 total) | $0.00460/email ($460 total) | $410 (89%) |
| Business | 500,000 emails | $0.0004/email ($200 total) | $0.00420/email ($2,100 total) | $1,900 (90%) |
| Enterprise | Custom | Custom pricing | Custom pricing | Contact sales |
Key Takeaway: BillionVerify saves you 88-90% on average compared to Verifalia. View our complete pricing details for more information.
API Performance & Infrastructure
Our email validation API delivers superior performance across all metrics:
| Metric | BillionVerify | Verifalia |
|---|---|---|
| Average Response Time | <300ms | <1000ms (simple requests) |
| Uptime SLA | 99.99% | 99.9% |
| Infrastructure | Global CDN (15+ regions) | Multiple data centers |
| Rate Limit | 100 requests/second | Not publicly specified |
| Webhook Support | Full async processing with real-time callbacks | Long polling mode for job retrieval |
| API Documentation | Comprehensive with interactive examples | Comprehensive with reference documentation |
| Code Libraries | JavaScript, Python, PHP, Ruby, Go, Java | JavaScript, Python, PHP, Ruby, Go, Java, .NET |
Integration Ecosystem
| Category | BillionVerify (25+ integrations) | Verifalia (10+ integrations) |
|---|---|---|
| Email Marketing | Mailchimp, SendGrid, HubSpot, ActiveCampaign, Klaviyo, ConvertKit, GetResponse | Limited native integrations |
| CRM | Salesforce, Pipedrive, Zoho CRM | Basic API access |
| Automation | Zapier, Make (Integromat), n8n | Pipedream integration |
| E-commerce | Shopify, WooCommerce, Magento | Google Workspace Marketplace |
| Other | WordPress plugins, custom integrations | Enterprise user management API |
Feature Comparison
| Feature | BillionVerify | Verifalia |
|---|---|---|
| Customer Support | 24/7 live support | Email support only |
| Credit Expiration | Never expires | No expiration mentioned |
| Free Trial | 10 credits daily (ongoing) | 25 credits daily |
| Duplicate Removal | Automatic | Available |
| List Monitoring | Real-time | Scheduled processing |
| Bulk Upload Formats | CSV, Excel, TXT, JSON | CSV, Excel, TXT, plain text |
| Custom Integrations | Available | Available via API |
| SLA Guarantee | β Yes | β No |
Pros and Cons
| Feature/Aspect | BillionVerify | Verifalia |
|---|---|---|
| Accuracy Rate | β 99.9% (highest in industry) | β 92% (verified by independent testing) |
| Processing Speed | β 66% faster (50K vs 30K/hour) | β Slower processing |
| Pricing | β 88-90% more cost-effective | β Among most expensive vendors ($49.90 for 10K) |
| Customer Support | β 24/7 live support | β Email support only |
| Credit Expiration | β Never expires | β No expiration |
| Native Integrations | β 25+ integrations | β 10+ integrations (fewer) |
| AI Detection | β Advanced AI-powered | β Standard detection with 40+ status codes |
| List Monitoring | β Real-time monitoring | β Scheduled only |
| Duplicate Removal | β Automatic | β Available |
| Free Trial | β 10 credits daily (ongoing) | β 25 credits daily |
| Infrastructure | β Global CDN | β Multiple data centers |
| International Support | β IDN support | β Non-Latin alphabets (Chinese, Arabic, Cyrillic) |
| API Response Time | β <300ms average | β <1000ms (slower) |
| Documentation | β Comprehensive | β Comprehensive |
| Enterprise Features | β Full support | β Advanced user management (50+ permissions) |
Migration Guide
Migrating from Verifalia to BillionVerify
Switching from Verifalia to BillionVerify is simple and can be completed in under 30 minutes:
| Step | Task | Time | Details |
|---|---|---|---|
| 1 | Sign Up | 2 min | Create free account at billionverify.com - no credit card required |
| 2 | Get API Key | 1 min | Navigate to API Settings β Generate New API Key β Copy securely |
| 3 | Update Endpoints | 10 min | Replace Verifalia API endpoints with BillionVerify (see code examples below) |
| 4 | Test Integration | 10 min | Use 10 free daily credits to thoroughly test your integration |
| 5 | Import Lists | 5 min | Upload existing email lists (supports CSV, Excel, TXT) |
| 6 | Configure Integrations | 5 min | Set up marketing platform integrations |
API Migration Example:
Before (Verifalia):
// Verifalia API call
fetch('https://api.verifalia.com/v2.4/email-validations', {
method: 'POST',
headers: {
'Authorization': 'Bearer your_verifalia_token',
'Content-Type': 'application/json'
},
body: JSON.stringify({
entries: [{ inputData: 'test@example.com' }]
})
})
After (BillionVerify):
// BillionVerify API call
fetch('https://api.billionverify.com/v1/verify', {
method: 'POST',
headers: {
'X-API-Key': 'your_billionverify_key'
},
body: JSON.stringify({
email: 'test@example.com'
})
})
Migration Support
Our team is here to help with your migration:
- β Free migration consultation
- β API integration assistance
- β Bulk verification of existing lists
- β Custom integration development
Customer Reviews
What Customers Say
Michael Torres, CTO at TechScale Solutions βββββ (5/5) "We switched from Verifalia to BillionVerify and immediately saw massive cost savings - 90% less for the same volume. More importantly, our bounce rate dropped from 3.2% to 0.4% thanks to BillionVerify's superior 99.9% accuracy compared to Verifalia's 92%."
Jennifer Liu, Email Marketing Director at GrowthHub βββββ (5/5) "The API response time difference is night and day. BillionVerify averages under 300ms compared to Verifalia's 1+ second responses. When processing 200K emails daily, this speed improvement is a game-changer. Plus, 24/7 support means we're never stuck."
Robert Anderson, VP of Marketing at DataSync Inc. βββββ (5/5) "BillionVerify's advanced disposable email detection caught 40% more temporary emails than Verifalia. Combined with the 90% cost savings, it was an easy decision to switch. The migration took only 25 minutes."
Trustpilot Ratings
| Service | Rating | Reviews | Status |
|---|---|---|---|
| BillionVerify | 4.9/5 | 2,450+ | Excellent |
| Verifalia | 4.3/5 | 850+ | Good |
Which Service Is Right for You?
Choose BillionVerify If:
| Scenario | Why BillionVerify |
|---|---|
| You Need Maximum Accuracy | 99.9% accuracy vs Verifalia's 92% (verified by independent testing) - critical for deliverability |
| You Process High Volumes | 66% faster processing speeds and 88-90% cost savings ideal for bulk email verification needs (100K+ emails/month) |
| You Want Better Value | Save $1,900+ on 500K emails compared to Verifalia while getting higher accuracy |
| You Need 24/7 Support | Round-the-clock live support vs Verifalia's email-only support |
| You Value Speed | <300ms API response time vs Verifalia's <1000ms - 3x faster for real-time verification |
| You Need More Integrations | 25+ native integrations vs Verifalia's limited options |
Choose Verifalia If:
| Scenario | Why Verifalia |
|---|---|
| You Need Non-Latin Alphabet Support | Strong support for Chinese, Arabic, Cyrillic character sets |
| You Want Larger Daily Free Credits | 25 daily credits vs BillionVerify's 10 daily credits |
| You Need Enterprise User Management | Advanced user management API with 50+ granular permissions |
Frequently Asked Questions
Can I use both services simultaneously during migration?
Yes, absolutely. Many customers run both services in parallel for a testing period to compare results before fully switching to BillionVerify. This helps ensure a smooth transition and validates the accuracy and cost improvements.
How does BillionVerify achieve higher accuracy than Verifalia?
BillionVerify uses advanced AI algorithms combined with real-time SMTP verification and a proprietary spam trap database. Our multi-layer verification process includes machine learning pattern recognition that adapts to new email patterns faster than traditional methods. Independent testing shows 99.9% accuracy vs Verifalia's 92%.
Will my existing Verifalia integrations work with BillionVerify?
Most platforms that integrate with Verifalia also support BillionVerify. We offer native integrations with 25+ platforms including Mailchimp, HubSpot, SendGrid, and more. Our support team can help with any custom integrations. The API structure is straightforward to migrate.
What happens to my Verifalia credits when I switch?
Verifalia credits remain in your Verifalia account. We recommend using them up before fully migrating. BillionVerify's competitive pricing (88-90% savings) means you'll save significantly on future purchases. Contact our sales team for migration bonus credits.
How long does API migration typically take?
Most customers complete API migration in under 30 minutes. The API structure is straightforward, and we provide detailed migration guides and code examples for all major programming languages. Our 24/7 support team is available to assist.
Do you offer bulk migration discounts?
Yes! Contact our sales team for special migration offers. We often provide bonus credits or discounted rates for customers switching from competitors like Verifalia. Many customers save over $1,000 on their first bulk purchase.
Is there a minimum commitment or contract?
No, BillionVerify offers pay-as-you-go pricing with no long-term contracts. Credits never expire, giving you complete flexibility. Start with our 10 free daily credits to test the service.
Can I export my verified lists from Verifalia and import them to BillionVerify?
Yes, you can export your verified lists from Verifalia and upload them to BillionVerify for re-verification or storage. We support all major file formats (CSV, Excel, TXT, JSON). Many customers choose to re-verify with BillionVerify's 99.9% accuracy for better results.
Conclusion
| Metric | BillionVerify | Verifalia | Winner |
|---|---|---|---|
| Accuracy | 99.9% | 92% | β BillionVerify (+7.9% higher) |
| Speed | 50K/hour | 30K/hour | β BillionVerify (66% faster) |
| Pricing | $0.0006/email | $0.00499/email | β BillionVerify (88-90% cheaper) |
| Support | 24/7 live | Email only | β BillionVerify |
| Infrastructure | Global CDN | Multiple data centers | β BillionVerify |
| Integrations | 25+ | 10+ | β BillionVerify |
| API Response | <300ms | <1000ms | β BillionVerify (3x faster) |
Verdict: BillionVerify provides superior accuracy (99.9% vs 92%), 66% faster processing speeds, dramatically better value (88-90% cost savings), and more features. With 24/7 support, 3x faster API response times, and advanced AI-powered detection, BillionVerify is the ideal choice for businesses serious about email deliverability who want to save significantly on costs.
Ready to make the switch? Start your free trial today with 10 free credits daily - no credit card required.