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 QuickEmailVerification
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
QuickEmailVerification
Real-time email verification with 99% accuracy
check 99% accuracy claim with multi-layer validation
check Auto-correction feature for common typos
check Early GDPR adopter with enterprise-grade encryption
close Complex dual pricing model (daily subscription vs pay-as-you-go) can be confusing
close Daily subscription credits reset/expire daily if not used
Key differences that set them apart
close Mails.so | close QuickEmailVerification | |
|---|---|---|
| Pricing Model | Usage-based pricing with limited credits that can run out quickly for active teams. | Complex dual pricing model with both daily subscription and pay-as-you-go options that can be confusing to navigate. |
| Validation Speed | Slower performance on larger lists compared to more established providers. | Real-time verification available but can be slower for very large bulk lists. |
| User Interface | Modern and aesthetic but less optimized for bulk workflow operations. | Functional interface but less modern compared to newer competitors. |
| API and Integrations | Limited native integrations - mostly API-only with basic functionality. | 14+ integrations including Mailchimp, HubSpot, Constant Contact, and Drip. |
| Validation Accuracy | Standard validation without advanced accuracy features for risky emails. | Claims 99% accuracy with multi-layer validation and auto-correction for typos. |
Pricing comparison
Mails.so | QuickEmailVerification | |
|---|---|---|
| Validate 50k email list | $149 | $120 |
| Validate 100k email list | $229 | $200 |
| 50k API validations | $149 | $120 |
| 100k API validations | $229 | $200 |
Looking for a better alternative?
Instead of choosing between Mails.so and QuickEmailVerification, 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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