
PhoneValidationAPI
6.7#4 in phone number validation softwareFrom $14.99 a monthFree planWebAPI
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| Fact | PhoneValidationAPI | Telephone |
|---|---|---|
| Integration | The API uses HTTP requests and Bearer-token authentication; the site says any HTTP client works and no SDK is required. | Any HTTP client can call the API, and Telephone says no SDK is required. |
| Privacy | The privacy policy says submitted phone numbers are stored in validation logs as SHA-256 hashes, while plain numbers are not stored beyond the immediate request except when batch processing requires it. | The privacy policy says phone numbers submitted for validation are processed to provide the service and that retention details may depend on the plan and configuration. |
It suits developers who need phone-number metadata or disposable-number checks in an HTTP-based workflow. It may also suit teams processing batches, though the listed batch endpoint is part of the Professional plan.
Telephone suits developers and businesses that need real-time phone-number checks, carrier or line data, geographic details and bulk validation. It works with any HTTP client.