Power Apps, a low-code tool from Microsoft, is primarily designed for creating internal business applications by integrating with Microsoft products, while Bubble is a versatile no-code platform suitable for building a wide range of applications, from internal tools to customer-facing solutions. Bubble stands out for its full-stack capabilities, customization options, and ease of use, making it accessible to both non-technical users and experienced developers. Both platforms offer stable performance and robust ecosystems, but Bubble provides greater flexibility and a more affordable pricing model based on workload rather than user count. While Power Apps excels in environments already embedded within the Microsoft ecosystem, Bubble offers more versatility in use-case applications, allowing for extensive customization and integration with a wide array of external tools. Bubble's community engagement and educational resources further support users in leveraging the platform's full potential.