"We aren’t just building amazing software, we are revolutionizing team communication. Collaborate with coworkers using screen recordings, GIFs, high-def videos, and annotated screenshots, all with one nifty link copied straight to your clipboard. Customize every piece of work with your own branding. Last but not least, privately secure your content like a mob boss."
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Snagit - Screen Capture Software for Windows and Mac
Plivo - Plivo simplifies your customer engagement.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.