The difference is that in " Thoughtful Solitaire" the player can see the identity of all the cards on the table. AnswerParty
A mobile game is a video game played on a feature phone, smartphone, PDA, tablet computer, portable media player or calculator. This does include games played on dedicated handheld video game systems such as Nintendo 3DS or PlayStation Vita.
The first game on a mobile phone was a Tetris game on the Hagenuk MT-2000 device from 1994. GNOME
Soltrio Solitaire is an Xbox Live Arcade title developed by Silver Creek Entertainment for the Xbox 360, which is a bundle of 18 separate solitaire card games, which was released on May 16, 2007.