Evernote is a software suite for notetaking and archiving that allows users to create different types of notes, including text, webpages, photos, voice memos, and handwritten ink notes. Notes can be organized into folders, tagged, edited, commented on, searched, and exported as part of a notebook. Evernote supports multiple platforms and offers online syncing and backup services. It is available for free with usage limits or via a paid subscription for additional features and storage.