iDenedi is a free app with a complete communications solution - digital ID cards, mass announcements, smart contracts, and more powerful features. Share anything with the whole team. Reach group members, all at once.
XDRabbit - XDRabbit is one of the best apps that help you to make your video viral and boost video views on your YouTube channel.
Twilio - Brings voice and messaging to your web and mobile applications.
Instacontact - Connect Instantly. Grow Sales. InstaContact stimulates web visitor engagement, drives calls to your business, and manages responses. Get Started for Free!
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Text Candy - Text Candy is an app featured with a photo editing tool that enables you to edit your images and add text on photos as well as add inspiring quotes and sayings on beautiful pictures.
Clockwork SMS - Clockwork is an Easy Text Message API. An SMS API for Developers. Build powerful apps and include SMS. Signup is free, Try it now.