I have tried it because I created this formula with my friend. We are still using the sheet before we decide with any investments.
Since it is an Excel sheet, you will have to do things manually, but we are working on the app that has everything automated.
We are also putting some extra features in the app that will help make your own decision.
If you wanna follow the progress:
Facebook:
https://www.facebook.com/aleks.marks.58Twitter:
https://twitter.com/qcryptowebYoutube:
https://www.youtube.com/channel/UC9xLhuMdQ3RSfkgGobneHlw/about