Integration recipes
Time to column
Item level

Time to text column
When a time entry is created/updated/deleted, add total (billable) time of an item in this time format to this item text column

Time to numbers column
When a time entry is created/updated/deleted, add total (billable) time of an item in this number format to this item number column
Subitem level

Time to text column
When a time entry is created/updated/deleted, add total (billable) time of a subitem in this time format to this subitem text column

Time to numbers column
When a time entry is created/updated/deleted, add total (billable) time of a subitem in this number format to this subitem number column