Hi everybody, I love Sudoku and I spend lots of hours playing it and I found a very interesting app available on Google Play and Apple Store. It's a logical puzzle with numbers that you might like. I've started to complete these puzzles when travelling on the train like a Sudoku board, enjoy!
I will provide the links below
Android
https://play.google.com/store/apps/details?id=com.bearlinedevelopment.mathpaths
iOS
https://itunes.apple.com/us/app/math-paths/id719201053?l=pt&ls=1&mt=8