IFTTT - If This Then That

If This Then That, also known as IFTTT, is a free web-based service to create chains of simple conditional statements, called applets.

Founded on 14 December 2010 by Linden Tibbets, Alexander Tibbets, Jesse Tane, Scott Tong

Logically you can understand this.

IF A is Greater Than B Then result should be C. So in this tool You can set your logic in this manner,

if +THIS  ( Twitter) Then +THAT (Facebook)

that means if you set rules that if you post on twitter then your post will get automatically post to facebook.
Lets Start digging on the website. 
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