
Description: Bulk SMS services allow businesses to send text messages to large lists of contacts. These services are useful for sales, promotions, notifications, and more. Key features include contact management, message scheduling, analytics, and integration with CRM software.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Twilio is a cloud communications platform that enables developers to programmatically make and receive phone calls, send and receive text messages, and perform other communication functions using its web service APIs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API