Sites and apps similar to Trumpia include Telnyx. It's paid, but Google+ Hangouts API and Tellephant are free. Other options are Twilio, SMSAPI, iP.1 RESTful API and Clockwork SMS. You're spoiled for choice with Email Marketing Services like Trumpia: we list more than 25 alternatives for Mac, Windows, Linux, Android and iPhone.
All-in-one cloud communications platform and API with carrier-grade voice, data and messaging capabilities. Offers voice services such as Origination, Termination and SIP trunking over the Internet.
United States
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.
United States
SMSAPI.com is browser platform for bulk SMS and other SMS marketing solutions. SMSAPI offers bulk SMS, MMS, voicemailing, HLR services, shortcode, SMS notifications, newsletter SMS, MMS coupons, mail2SMS, two-way SMS and other mobile services.
Czechia
EU
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.
The Hangouts API provides the programming interface to Hangouts video calls. It provides a JavaScript interface that enables your app to do such things as list the Hangout participants, share data between instances of your app in the Hangout, control some aspects of the user...
Tellephant is a one stop shop for everything you need to grow your business. Make your business more accessible with WhatsApp!
Software platform for creating high value communications applications for Mobile, SMS, email and more.
Australia
Cheap SMS Gateway with simple API and 24/7 Support. Pricing cheaper than Twilio in 2-3 times. Good choice for startups.
Flashy helps you get to know your contacts and deliver to each one of them the right message at the right time via email, SMS and Push notifications in applications and web browsers.
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.
Sweden
United Kingdom
