Highlight, edit and sign PDF files from your browser! Lumin PDF allows you to share and edit PDF files in real-time. With Lumin PDF you can: - Highlight and underline text - Erase blocks of text - Add digital signatures - Rotate and remove individual pages - Draw lines and shapes - Add comments* - Much more Most features are free. A Lumin Premium subscription is required for the features indicated with (*). Lumin automatically works with Gmail and Google Drive, allowing you to view your files or email attachments without downloading them. Files are converted from the original format to PDF for quick and easy viewing. Lumin integrates with the following cloud storage providers: - Google Drive - Dropbox - Onedrive - Box After installing Lumin you will be able to open documents in Google Drive. Right click any file and select 'open with' > 'Lumin PDF'