ZapSMS is an SMS application that allows you to send Whatsapp without adding to the contact list.
Also, every time you need to send an SMS it will allow you to choose between standard SMS or WhatsApp. This way, it allows you to send WhatsApp from other applications.
ADVANTAGES:
More speed for your day: with just one click send Whatsapp.
More security: fewer people viewing your WhatsApp photos.
Fewer unknown people in your contact list.
Credits:
Https://github.com/moezbhatti/qksms
Bugfixes.
9Apps 4.9
