PHPictureMate:
If you want to find out the private Facebook profile, you can use PictureMate. PictureMate actually a third-party extension which can be downloaded in Google Chrome browser. PictureMate is completely free and easy to use. If you’re looking for a solution for free to use then PictureMate is a good choice to try at first. This extension can find all private profile pictures tagged by others thus finding the profiles.
Advantages:
It’s really easy to install and completely free. Just search for ‘PictureMate’ in Google chrome then download and install it.
Disadvantages:
This app cannot find profiles. Can only see tagged pictures by someone else.
2. FoneMonitor:
FoneMonitor is also a helpful app if you want to monitor any profile on Facebook. This app is premium and available for both iOS or Android platforms. You have to know the iCloud ID to find out if any account associated with the email ID on Facebook.
The app does its job automatically once you select Facebook from the option.
Advantages:
i) Finds out account automatically.
ii) This app works for many other social apps besides Facebook.
Disadvantages:
i) It’s not free, if you want to spy on Facebook you have to purchase the Ultimate plan which is $39.99 monthly.
ii) For iPhone, you have to know the iCloud ID and need to verify it.