W Direct is a free Android app developed by Hardskilled.com, designed to allow users to send WhatsApp messages to any phone number without having to add them to their contacts. The app uses the official public API available from WhatsApp to provide this functionality.

Using W Direct is simple: just dial the phone number you want to send a message to and click on the WhatsApp button. That's it! The app's interface is user-friendly and allows users to switch to chat in just one click. Additionally, the app keeps a history of all messages sent, making it easy to keep track of past conversations.

It's important to note that W Direct is an unofficial tool and is not associated with WhatsApp or its parent company, WhatsApp Inc. Users should also follow WhatsApp's terms and conditions while sending messages through W Direct.

Overall, W Direct is a useful app for anyone who wants to send WhatsApp messages without having to add contacts. Its simple interface and easy-to-use functionality make it a must-have for WhatsApp users.