Here are some key features of "Yahoo Invisible Detector":
· View and Save the users avatar
· Ability to Send PM to the checked ID
· Ability to display the user profile in Yahoo or Yahoo 360
· Ability to Call the checked ID
· Ability to add ID to buddy list in Yahoo Messenger
· With a lot of new Yahoo Messenger Emoticons
· Appropriate speed to display users status
· Ability to the last checked IDs (with date and time)
· With 39 new emoticons for Yahoo Messenger
· Ability to auto send emoticons to Yahoo Messenger chat window
· Ability to check for new versions.