Based on your query, it seems like you're looking for a tool that can summarize PDF files using AI. Unfortunately, neither Tome nor Beautiful.ai offer this specific feature. Both tools are more focused on creating visually appealing presentations and interactive narratives.

However, if you're interested in AI-powered content creation for your teaching needs, both Tome and Beautiful.ai could be very useful. They can help you create engaging presentations and lesson plans quickly and efficiently, saving you valuable time.

If you're still interested in a tool that can summarize PDF files, could you please provide more details? This will help me find the most suitable EdTech tool for your needs.