This app allows you to create a password protected PDF document for Google Documents™.
You can share this file with others directly. Only people who know the password can view the document. Simple and easy to use.
This app is absolutely free for those who want to create a password protected documents.
Supports Google documents, spreadsheets, slides, presentations, drawings.
Provides connect with Google Drive™.

*How to use
Select your Google document from Google Drive™ UI, or select a document on the app.
Enter the desired password.
Click "Create Password Protected Document" at the bottom of the app to start processing, and automatically save the PDF in the folder where the selected Google document is located. 
Or you can specify the desired folder.