An Excel spreadsheet of each Custom Object and the unique fields which make up the Custom Object can be downloaded by clicking GET CUSTOM OBJECT FIELDS REPORT. The report displays the Name of the field, the field/data type, Lookup/Picklist Name, and additional information. An example of the report is seen in the graphic below:
Steps to get the spreadsheet report:
1. From the homepage, click Settings 
from the bottom left.
2. In Application Settings, click 
.
3. Using the Object Types drop-down menu, select Custom.
4. At the top of Type Manager, click 
.