Watsi is a Chrome extension developed by santori2600 that offers a comprehensive set of features for sending messages and managing contacts on WhatsApp. With Watsi, users can easily send messages to groups, contacts, or phone numbers that are not in their contact list. The extension supports various file types, including images, documents, audios, and more.

One of the key features of Watsi is the ability to send messages in an organized manner with fixed or random intervals. This can be particularly useful for businesses or individuals who need to send bulk messages while maintaining a professional and controlled approach.

Watsi also allows users to import and export files in CSV format, making it convenient to manage and update contact lists. Additionally, the extension provides the functionality to retrieve groups and schedule message delivery, streamlining the process of sending messages to specific target audiences.

It's important to note that Watsi is a free extension and falls under the category of Browsers, specifically Add-ons & Tools. However, it's worth mentioning that Watsi is not affiliated with any bulk WhatsApp message extensions or automation tools, emphasizing its unique features and purpose.

Overall, Watsi is a powerful extension that enhances the messaging capabilities of WhatsApp, offering a range of functionalities for sending messages and managing contacts. Whether you need to send messages to groups, specific contacts, or phone numbers outside your contact list, Watsi provides a convenient and efficient solution.