Draftable is a leading tool for comparing PDF, Word, PowerPoint and Excel documents.
You can request a 30 day trial here https://draftable.com/pricing - you need a;

"Draftable API - Draftable Hosted API - Developer" account.

This Plugin uses both the API Connector, and action methods to access the Draftable API. The plugin create the necessary authentication credentials to embed Draftable into your Bubble app.

View the Demo application in the Editor here https://bubble.io/page?name=index&id=draftable-plugin-knowcode&tab=tabs-1