While Microsoft Excel's comments and notes tools both let you annotate a cell, they serve different purposes, work in diverse ways, and vary in how they look on a printed Excel worksheet.

Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.

In Excel for Microsoft 365, you have ‘Comments’ and ‘Notes’ as separate features. Notes offer a traditional way of adding comments or annotations to a cell value in Excel.