FormulaDesk Navigator (beta)  
Navigation tool for Excel.  
Download free 14-day trial
21 Aug 2019

 XLLs only: Zip
FormulaDesk VisualFormulas  
Tools for working with Excel formulas.  
Coming soon...  
FormulaDesk Math (beta)  
Real math inside Excel.  
Coming soon...  

If you can't install programs on your computer due to corporate IT restrictions,
then you can download the ZIP file (or the XLL files) and follow these instructions:

How to install FormulaDesk from the zip file (or XLL files)