Please download and try it free from http://www.addintools.com.

Cell Lens Of Data Type render and change the background color of cells
according to their data type: Text to yellow, Number to blue, Date&Time to
green ... Just cancel this Cell Lens, the background color will be restored.
Converting Data Type could recognize these date format like 2004-12-31,
20041231 and will convert them to the locale format in your computer. It
could convert data of cells to Text, Number or Date&Time type.

The Cell Lens Of Locked&Unlocked render and change the background color of
cells according to their lock/unlock state: the locked cells to gray, the
unlocked cells to blue. Assist has also offered a Quick Lock button to lock
the selected range at once and a Quick Unlock button to unlock immediately.
Now you are very clear about which cells are locked and which cells are
unlocked. Just cancel this Cell Lens, the background color will be restored.

If you merge some cells in Excel, just the data of first cell could be
maintained and the data of other cells will be destroyed! Safety Merge of
AddinTools Assist to merge the selected cells and maintain all data. Smart
Unmerge to unmerge the selected cells and the data in every cell will be
split into several cells!

Virtual Screen Rulers help you to align the rows and columns in worksheet.
It will draw a colored horizontal line under the active row in a worksheet,
and draw a colored vertical line on the right of the active column.