GBWhatsapp - GBWhatsApp is a similar version for WhatsApp Plus have many new features
WaStat – WhatsApp tracker - WaStat – WhatsApp tracker app shows the last online time of a phone number at a glance, so you can contact them whenever they get online to share something important to them.
Whatsdog Last Seen - Whatsdog Last Seen app shows the accurate last online time of all the phone numbers in your contact list to message them right on time and get an instant reply from them.
Logify – WhatsApp Tracker - Logify – WhatsApp Tracker app shows the last online time and the current online status of all the phone numbers in their contacts list to track their social media usage.
WhatsLog - WhatsLog app comes up with features to assist you in adding up to 10 different phone numbers to a tracking list at the same time to view their last online time and total phone usage on a daily basis.
Whats-Tracker - Whats-Tracker app allows users to engage in a direct WhatsApp chat with strangers and send messages to them without having to save the phone number in the contacts list.