SlidesPilot is an AI-powered presentation tool that can instantly create professional presentations and slideshows. Simply input a topic and SlidesPilot’s AI generates well-structured slides in seconds. With many beautiful templates to choose from, you can quickly build polished presentations for work, school, or personal use. SlidesPilot is compatible with both Google Slides and PowerPoint.

Source

Do you want to summarize PowerPoint with AI? SlideSpeak is a ChatGPT powered chatbot that allows you to summarize PowerPoint files, ask questions, and get information out of files. Simply upload a PPTX and ask questions about the content! SlideSpeak is currently free to use, but this may change in the future.

Source