Shattered Pixel Dungeon is free-as-in-freedom software licensed under the GNU General Public License, version 3. Anyone is allowed to compile and sell exact or modified versions of the software as long as their versions also retain the GPLv3 license. You can also see https://www.gnu.org/philosophy/selling.en.html.
If this version of Shattered Pixel Dungeon is not distributing source code or is not licensed under GPLv3, then it is violating the license. If it is distributing the source code and is licensed under GPLv3, then it is not violating the license.
Shattered Pixel Dungeon is free-as-in-freedom software licensed under the GNU General Public License, version 3. Anyone is allowed to compile and sell exact or modified versions of the software as long as their versions also retain the GPLv3 license. You can also see https://www.gnu.org/philosophy/selling.en.html.
If this version of Shattered Pixel Dungeon is not distributing source code or is not licensed under GPLv3, then it is violating the license. If it is distributing the source code and is licensed under GPLv3, then it is not violating the license.