You can import PDF documents from your mail client Maranda August 09, 2017 03:46 Updated Follow Download PDF attachment in the email. Press the "Share" icon. Select “Open in HelloSign” Related articles How do I use the app? (iOS) You can import documents from your Google Drive and Dropbox accounts iOS Do my clients or I need a Gmail account to use HelloSign? How much is the HelloFax API? Comments 0 comments Article is closed for comments.