Displaying Data of Other Apps in a Form
You can use the Related Records feature, to list "records that meet the condition" in the record details screen.
Not only records of other apps, records stored in the same app can also be displayed.
In order to use the Related Records feature, you need to place a "Related Records" field in the form and set the details.
For details, refer to the "Setting Related Records" page.
Note that there are restrictions on fields that can be specified for the "Fetch Criteria" in the Related Records field.
Field that Can Be Specified for the "Fetch Criteria" Setting in Related Records