The Stockfish chess engine combined with a feature-rich graphical user interface

DroidFish is an Android port of the very strong Stockfish chess engine, combined with a feature-rich graphical user interface.

Features:

- Opening books: Internal, polyglot, CTG, ABK

- Clocks

- Analyze mode

- Two player mode

- Edit board

- PGN import/export/edit

- FEN/EPD import

- Adjustable playing strength

- One Touch Moves

- Blindfold mode

- Color themes

- Animated moves

- Scid DB support using "Scid on the go"

- Highly configurable

- Third party UCI engines

- Configurable UCI engine options

- Support for "open exchange" engine apps, such as texel and komodo 8.

- Gaviota endgame tablebases

- Syzygy endgame tablebases

- Free, GPLv3

Source code is available from my web page.

The following permissions are used:

Modify/delete SD card contents

To save games to SD card

Full internet access

To optionally communicate with network chess engines

Control vibrator

To optionally vibrate after computer makes a move