Email Validator vs InboxTrue
Email Validator
emailvalidator.ioInboxTrue
inboxtrue.comSide by side
| Figure | Email Validator | InboxTrue |
|---|---|---|
| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 1 | 3 |
| Spec score · Email Verification APIs | 7.7 (#21) | 7.9 (#10) |
| API limits | The API documentation lists 100 API requests per hour and a maximum of 500 emails per bulk request. | Single-email validation accepts a timeout from 1 to 90 seconds, with a default of 60 seconds. |
| Bulk validation | Users can upload lists for bulk verification, and the API bulk endpoint accepts up to 500 emails per request. | The bulk endpoint accepts up to 200,000 email addresses per order and supports delivery webhooks. |
| Integrations | The maker describes REST API integration and webhook notifications; no named third-party integrations are listed on the opened page. | The maker describes integration through a REST API but does not name third-party app integrations on the opened pages. |
| Security | The privacy policy says traffic is encrypted in transit using TLS, passwords are hashed, and API keys are stored securely. | The privacy policy says data is encrypted in transit and at rest, access is role-based and audit logged, and API keys are hashed. |
| Support | The privacy policy lists [email protected] for questions about the policy or user data. | Enterprise customers can request dedicated support, and the API documentation says customers can contact InboxTrue about higher rate limits. |
| Validation checks | Checks include syntax, DNS and MX records, live SMTP, SPF/DKIM/DMARC, disposable and alias detection, blacklists, domain age, catch-all status, MTA-STS, and BIMI. | The service checks syntax, DNS/MX, SMTP mailbox existence, disposable addresses, and catch-all domains. |
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In their own words
Email Validator
Email Validator has no write-up on Specifiction yet; its figures are above.