Wa Blast Gratis is a Chrome extension developed by PT Web Hosting Indonesia. This free add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. It is designed to send bulk messages simultaneously, making it an excellent tool for internet marketers to promote their products.

With Wa Blast Gratis, users enjoy a range of features that enhance their messaging experience. These include unlimited device usage, unlimited contacts, unlimited messages, and unlimited send messages. The extension also offers custom broadcast scheduling, a filter to avoid WA bans, fully customizable messages, WhatsApp notifications, and support for multi-devices. Additionally, users can take advantage of the API Key gateway for website development and other developer needs.

Using Wa Blast Gratis is simple. Users can register, create a WhatsApp group, and import all the contacts into the extension. From the broadcast menu, users can select the scanned devices, choose the content, and select multiple contact groups for sending messages. There are also options to set the time interval between each message and a rest mode after messages are sent.

While Wa Blast Gratis is free, there are premium features available for larger companies. These advanced features provide additional functionality and cater to the needs of big businesses.

In terms of security, Wa Blast Gratis offers features to prevent WhatsApp blocks, such as rest mode, random message delivery, and customizable delivery times. This ensures the tool is safe to use without the risk of being blocked.

Overall, Wa Blast Gratis is a powerful tool for internet marketers and businesses looking to send mass messages on WhatsApp. Its user-friendly interface and extensive features make it a valuable asset for promoting products and reaching a wide audience.