Professor's Error Helper for Excel 4+

Solve Any Error in Microsoft Excel
You got an error in your Excel table and need help with it? Professor's Error Helper for Excel helps you to fix any error in Excel.
Microsoft Excel is very powerful, but when it comes to solving errors, it's often not very helpful. What's the difference between #NUM!, #NULL! and #VALUE!?

All Error Messages - in Combination with 37 Formulas
Usually, you receive error messages such as "#VALUE!" or "#N/A". But what does this error message mean for each formula?
Professor Excel can help you:
- Select the error you received and you'll get an explanation of the error.
- If you furthermore select the formula it occurred in, you'll get a detailed description of how to solve it for your individual case.

No Sign up, Easy to Use, Universal and Free
This app
- doesn't require any sign up
- is extremely easy to use
- works on both iPhone and iPad
- is entirely free!
Try it now!