The list of data that most programs can track is amazing. What you can view includes:
Phone log and contacts.
Text messages and iMessages.
Social networking applications like Facebook, Twitter, Instagram, Snapchat, YouTube and more.
Private messaging applications such as WhatsApp, Viber, Kik, WeChat and Facebook Messenger.
Photos and videos from your mobile device.
Visited sites and Internet search.
GPS location of your phone in real time.
SMS messages.
Upcoming events in your phone's calendar.