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* 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 After installing Lumin you will be able to open documents in Google Drive. Right-click any file and select 'open with' > 'Lumin PDF' Most features are free. A Lumin Premium subscription is required for the features indicated with (*).