If you’re interested in exporting data from Grosh, you may download a spreadsheet with the information stored in all your the Grosh lists you have access to. The information includes items currently on each list and items previously shopped on the list, including the time it occurred.
To invoke an export tap this link: https://gr1.compellingsoftware.com/edge/export?www
After entering your email and password, a CSV file will be saved on your harddrive. It way be opened in most spreadsheet programs such as Microsoft Excel or Google Docs.