Text without Addressbook

This app allows you to start a whatsapp conversation without adding contacts to your addressbook.
Two Options are granted:
Single Contact: You can enter a mobile number and click Whatsapp button to start a conversation with that mobile number on your whatsapp messenger app.
Multiple Contacts: You can enter multiple mobile numbers and then select each number from a dropdown select menu and start a conversation with these mobile numbers on your whatsapp messenger app.
Design updated with a menu to select ISD codes from. These ISD codes are helpful when the phone numbers don't have an ISD code.
It's a useful app for people who want to whatsapp unknown numbers without adding them to their mobile address book.