Trumpia is described as 'SMS Marketing and Marketing Automation software for Mass SMS, internal communications & emergency alerts. #1 Text Messaging Service used by Fortune 500s'. There are more than 25 alternatives to Trumpia, not only websites but also apps for a variety of platforms, including SaaS, Windows, Mac and Linux. The best alternative is Twilio, which is free. Other great sites and apps similar to Trumpia are TXTImpact (Paid), Google+ Hangouts API (Free), SendSMSGate (Paid) and Whispir (Paid).
Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.
TXTImpact, USA based leading provider of Business Text Message Marketing Services and SMS Marketing Solutions. TXTImpact offers web-based solutions to allow SMBs efficiently build integrated Text Messaging Services for business communication.
International Communication Platform as a Service (CPaaS) provider with zero-hop connectivity to telecoms globally. It supports all major mobile communication channels, like SMS, email, WhatsApp, Viber, voice, video and more, over API and web UI.
This RESTful API is a modern API that lets you use the message services provided by iP.1 Networks AB via your own applications. Do everything from just sending SMS messages to managing contacts and sending surveys.