Chat Without Save is best tool for Some famous Chatting Apps to send messages to any numbers those are not saved in your Contacts.

How it works?
1. Enter a number to which you are going to send message.
2. Type your text message and tap on send button.
3. This will take you to the official Chatting app then a chat window is created on Chatting App with given number.

Note - This app or app developer is not associated with Chatting Apps. You should follow Chatting App's terms & condition while sending messages through App.