[Messente](https://messente.com) is a global provider of messaging and user verification services. * Send and receive SMS, Viber, WhatsApp and Telegram messages. * Manage contacts and groups. * Fetch detailed info about phone numbers. * Blacklist phone numbers to make sure you're not sending any unwanted messages. Messente builds [tools](https://messente.com/documentation) to help organizations connect their services to people anywhere in the world.
DEV.ME API Documentation [Currency Conversion and Exchange Rates API](https://dev.me/products/currency) - [IP2Location, IP Country, IP Information API](https://dev.me/products/ip) - [Email Validation, Mailbox Verification](https://dev.me/products/email) - [Phone Number Validation](https://dev.me/products/phone). You can learn more at [dev.me](https://dev.me). For this example you can use api key `demo-key` to test the APIs
Ruby bindings for VerifyKit REST API. VerifyKit is a service that offers alternative channels alongside SMS for phone number verification and it enables your users to log in or sign up to your apps quickly.
The official Unimatrix SDK for Ruby, provides convenient access to integrate communication capabilities into your Ruby applications using the Unimatrix HTTP API. The SDK provides support for sending SMS, 2FA verification, and phone number lookup.
numlookupapi.com provides a worldwide phone number lookup & verification API. Automate your phone number verification process by checking carrier information with our free and worldwide phone number lookup API.