Direct is a free Android app developed by Inove Software that allows you to send WhatsApp messages instantly to any contact without saving their details on your phone. It is a great tool for sending quick messages without the hassle of saving a new contact. Additionally, the app offers a feature that allows you to send messages to yourself, providing a useful tool for personal notes without the need to download a separate notepad app. The app is easy to use and offers a convenient way to send messages directly to your WhatsApp contacts without the need for a saved contact.