Excel Add-In: Professor Excel Tools

Save a lot of time in Excel!

'Professor Excel Tools' extend your Excel with great new functions. The goal: Make you saving time. Help you with your every day work. Try it for free now - usually it's worth within the first days of use.

Add more than 60 great functions to Excel

Extremely easy to use, lightweight

No sign-up, no installation. Try it for free!

Excel Add-In: Professor Excel Password Manager

Never forget your Excel passwords again!

Save your Excel passwords where you need them: In Excel. No more guessing - simply open your Excel workbooks with the password manager.

You got a new version of your file? Select from your saved passwords.

Yes, it can be that simple.

Learn more.

Free iPhone and iPad Apps

iPhone App: Professor's Daily Tips for Excel

Become an Excel export: Get one Excel tip every day. It just takes 3 minutes each day. And the best: It's entirely free. Why don't you try it now?

iPhone App: Professor's Error Helper for Excel

Solve any error in Excel. Just select the formula and the error message. You get a detailed description of how to fix the error.

Our Service for You