In this article
- What are custom fields?
- Field types
- How custom fields work
- Where custom fields appear
- Best practices
- Notes
Custom fields allow you to track additional information specific to your business needs. Add industry-specific data to clients, contacts, projects, and deals that isn't covered by Cone's standard fields
What are custom fields?
Custom fields are additional data points you can create and manage for different objects in Cone. Once created, these fields appear across all records of that type, allowing you to consistently capture and track information unique to your business.
Field types

Cone supports six different field types to match your data needs:
Text
Free-form text input for names, descriptions, or notes
- Example: Internal reference number, special instructions
Date
Date picker for tracking important dates
- Example: Contract renewal date, last review date
Single select
Dropdown menu with predefined options
- Example: Client category, priority level
People
Link to team members in your organization
- Example: Account manager, project lead
Phone number
Formatted phone number fields
- Example: Alternative contact number, emergency phone
Email address fields with validation
- Example: Secondary email, billing email address
How custom fields work
Creating fields
- Navigate to
Settings→Custom fields - Select the object type tab (
Clients,Contacts,Projects, orDeals) - Click
Create new field - Enter the field name
- Select the field type
- Optionally enable
Create placeholder for this field - Click
Create
Field visibility
- Custom fields appear on all records of that object type
- Fields are visible in the record's detail view
- Team members with appropriate permissions can view and edit custom fields
Managing existing fields
Once created, custom fields appear in a table showing:
- Field name: The label that appears on records
- Type: The type of data the field accepts
- Options to edit or delete fields (when available)
Where custom fields appear
In record details
Custom fields display in the sidebar or detail sections of:
- Client profiles
- Contact records
- Project details
- Deal information
In lists and tables
Custom fields can be:
- Added as columns in list views
- Used for filtering and searching
- Included in exports
Best practices
Planning your fields
- Identify what information you consistently need to track
- Start with essential fields and add more as needed
- Use consistent naming conventions
- Consider what reports you'll need
Field naming
- Use clear, descriptive names
- Avoid abbreviations that might confuse team members
- Keep names concise but meaningful
- Use consistent formatting (Title Case or Sentence case)
Data types
- Choose the most appropriate field type for your data
- Use
Single Selectfor standardized options - Use
Datefields for anything time-sensitive - Text fields work best for unique or variable information
Organization
- Group related custom fields logically
- Document what each field is used for
- Train team members on proper field usage
- Regularly review and clean up unused fields
Notes
- Custom fields cannot be made required/mandatory
- Field types cannot be changed after creation
- Deleted fields remove data from all records
- Some field types may have character limits