How to trace someone's name using mobile no(only in SMART-PHONE)

Hi guys, how are you doing ? I hope everything is good. 

Well if everything's not good then you can see the following post.

Many at times you must be thinking who the hell called me? or how did he get my ph no? or what the hell is his name?

well heres the sollution 

today i will tell you how to track someones name using phone no

Step 1:First of all download an app named true caller 

Step 2: enter the no of the person who called you( the no of the person whose name you wanna know)

Step 3: HIT "SEARCH" on the screen

thats it

NOTE: this requires an active internet connection

thank you 
dont forget to comment
:)