Cognalys is a multiplatform mobile number verification service. The API available in JSON, JSONP, and XML formats helps developers to integrate two factor authentication instead of the traditional SMS OTP technology. Cognalys aims to offer a less expensive authentication method for users in more than 195 countries.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.