What-Direct Messaging is a free Android app developed by PotatoHead in the category of Utilities & Tools. This app allows users to send messages through WhatsApp without having to save the recipient's contact information.

With What-Direct Messaging, users can easily send messages to any phone number without the need to save it in their contacts. The app utilizes the Whatsapp click to chat API to redirect messages to the desired number. It's important to note that What-Direct Messaging does not store any of the messages or numbers that are sent.

The functionality of the app is simple and straightforward. Users simply enter the phone number they want to send a message to, type their text message, and click the "Send" button. This will open a chat window with the specified number in their preferred messaging app, WhatsApp.

Please keep in mind that What-Direct Messaging is intended for personal use only and utilizes the official public API available from WhatsApp. It provides a convenient and efficient way to communicate with individuals without the need to save their mobile numbers.