Features
Email list verification Developer API Advanced reporting Enhanced Validation SDKs & Libraries MCP Server Recurring Validation Chrome Extension
Use Cases
Email Verification Bulk Email Verification Email List Cleaning Real-Time Form Validation SaaS Platforms Signup Validation Import Validation Automated List Hygiene
Integrations Pricing Docs Resources
ContactEmail Verification Comparison
Mails.so vs MillionVerifier
Comparing two popular email verification services to help you make an informed decision.
Mails.so
Modern email verification
check Modern, clean interface
check Competitive pricing
check Good for smaller lists
close Newer service with less proven track record
close Limited integration options
MillionVerifier
Affordable bulk email verification
check Competitive pricing for bulk verification
check Simple, straightforward service
check Good for one-time list cleaning
close No real-time validation - batch processing only
close Limited integrations with marketing tools
Key differences that set them apart
close Mails.so | close MillionVerifier | |
|---|---|---|
| Pricing Model | Usage-based pricing with limited credits that can run out quickly for active teams. | Pay-per-credit model that seems affordable but adds up with regular use. |
| Validation Speed | Slower performance on larger lists compared to more established providers. | Batch processing via file uploads only - no real-time validation options. |
| User Interface | Modern and aesthetic but less optimized for bulk workflow operations. | Spreadsheet-style workflow that feels dated compared to modern interfaces. |
| API and Integrations | Limited native integrations - mostly API-only with basic functionality. | Basic API with limited native integrations for marketing platforms. |
| Validation Accuracy | Standard validation without advanced accuracy features for risky emails. | Standard SMTP validation without advanced catch-all or risky email detection. |
Pricing comparison
Mails.so | MillionVerifier | |
|---|---|---|
| Validate 50k email list | $149 | $145 |
| Validate 100k email list | $229 | $290 |
| 50k API validations | $149 | $145 |
| 100k API validations | $229 | $290 |
Looking for a better alternative?
Instead of choosing between Mails.so and MillionVerifier, consider Truelist - the only email validation service with truly unlimited validations for a fixed monthly price.
Truelist
truelist.io
From $39
Truelist offers unlimited email validation with fixed pricing, advanced Enhanced Validation technology, and native integrations with 50+ platforms.
check Enhanced Validation with 2x more accurate results
check Truly unlimited validations
check Fixed predictable pricing - $39 starting price
check Modern, intuitive interface
check Native integrations with 50+ platforms
check Built for teams with dashboards and reporting
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