Twilio - Brings voice and messaging to your web and mobile applications.
GRIN - Our all-in-one creator management platform lets you combine all your influencer marketing functions with your ecommerce workflow and run your entire program in one place. From creator discovery and outreach to campaign execution, reporting, & beyond.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Traackr - Traackr is an influencer marketing platform.
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.
BrandWatch - The best social monitoring tool