Bubble is a tool that helps users quickly build, design, and launch applications without writing code. It is suitable for both novice entrepreneurs and experienced engineers, allowing them to create applications at an extremely fast pace. Bubble provides features such as responsive design, version control, and security guarantees. Users can find the required functions in Bubble's template and plugin marketplace, or customize development based on their own needs. Bubble's pricing is flexible and diverse, allowing users to choose a plan that suits their needs. Bubble's goal is to help users build their own applications more easily and improve development efficiency.