Zoho Invoice doesn't support the rounding off function. But, you can change the currency format to have "0" decimal places. This will round off the invoice amount.

Steps to change the customer"s currency format:

• Click the Settings tab.
• Click the Currencies sub-tab under Currency & Tax Settings tab.
• Select the customer"s currency to edit the preferred currency.
• Select the "Decimal Places" as "0" from the drop-down list.
• Click the Save button.