Javiolo has updated his Stockfish OEX installer app with recent builds made from source code of May,10th.
WHAT'S NEW (12-May-2017):
new release Stockfish 8 20170510 Open Exchange protocol
old release Stockfish 8 20170326
this chess engine app need a chess board, see app description
Now, this app has a layout
Other Stockfish derivatives
for more engines see Chess Engines app
You can download Stockfish OEX installer PIE for modern devices from GOOGLE PLAY.
Note that owners old devices will have to wait a while for the same update to be implemented in the specific noPIE app.
You can also install these builds manually from this ARCHIVE, in case you don't need OEX feature or you wish to keep backups available after a future update of this app.
In case of trouble downloading from your PC, use your mobile device or refer to THIS POST.