Whatsapp has become one of the popular app in the world...it is one of the easiest way to remain connected with your friends , family members and others...if you have not downloaded it yet then click on link https://za.gl/JAbZAL
Now i will show you how you can check that who visted your whatsapp profile...For that you will need to install an app called Whatsapp Viewer app..... once you install it...open and give all permissions...after that you will be able to see who visted your whatsapp profile in 24 hour.....