HEATKEYS

Position	Website	Change	Thumbnail
1	blog.mashape.com - Mashape's Voice - On the road to the worldwide APIzation	1
2	sendhub.com - SendHub. Simple Messaging. Send Texts to Individuals and Groups for free.	3
3	textbelt.com - TextBelt - Free Texting API	3
4	stackoverflow.com - Stack Overflow	-1
5	tropo.com - Tropo - Cloud API for Voice, SMS, and Instant Messaging Services description	-4
6	textmarks.com - SMS Marketing for Business ? Unlimited Mass Text Messaging - SMS API TextMarks - SMS Marketing Service with Unlimited Bulk Texting. Free 14 day trial. Robust API.	10
7	quora.com - Quora Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.	-3
8	twilio.com - Twilio Cloud Communications - APIs for Voice, VoIP and Text Messaging Twilio lets you use standard web languages to build voice, VoIP and SMS applications via a web API. Build the next generation of communications with us.	0
9	nexmo.com - Nexmo - API to push SMS at wholesale rates Nexmo is a simple API to push SMS at wholesale rates with high deliverability. Reach over 4 billion mobiles in more than 200 countries.	1
10	zeepmobile.com - A FREE SMS API | Zeep Mobile Zeep Mobile is a free mobile messaging platform that allows any web app to send mobile content to its users.	1
11	plivo.com - Plivo Cloud | Web and Telephony Unified! Plivo - Web meets Telephony	23
12	oneapi4sms.com - One API 4 SMS - API to Send SMS and Receive SMS by Long Code and Short Code	-6
13	developer.att.com - Home	0
14	esendex.us - Business SMS service: Web SMS tools and SMS API - Esendex USA Esendex business SMS services include Web SMS services and tools for sending Emails to SMS, Voice SMS as well as full software integration via SMS API.	10

I have no idea. Please, refresh tomorrow ;)

Site	Traffic	Engagement
sendhub.com	20.5%	0x
quora.com	19.8%	0x
stackoverflow.com	12.8%	0x
freesmsapi.com	7.1%	0x
mashape.com	6%	0x
Other	33.8%	0x