The Document Reader & Document Editor is an app that allows you to open files created using LibreOffice or OpenOffice wherever you are. You can even open files created by other applications. In addition, you can edit your documents, add new ones and save them as ODT (Open Document Format), ODP (Open Document Product), ODS (Open Document Spreadsheet), ODTX (Open Document Text), etc. You can open files from a number of different formats, including:

• Microsoft Word
• Microsoft Excel
• Google Drive
• iCloud
• OneDrive
• Nextcloud
• Box.net
• Dropbox
• Evernote
• Gmail
• Google Docs
• Jira
• Keybase
• Notion
• OpenOffice
• Outlook
• PageMaker
• PDF
• PowerPoint
• Quotes
• Slide
• Text
• Word
• Excel
• Table
• Image
• Audio
• Video
• Calendar
• Style
• Font
• Color
• Number
• Date
• Time
• Budget
• And more!

And if you want to add new ones, you can easily do that.

And if you want to edit them, you can also do that.