Scid on the go APK for Android

Features

* Browse Scid (Shane's Chess Information Database) files, optimized for databases with millions of games

* Header search using player names, sites, events, dates, results, ECO, ELO ratings,

* Search games by material and position

* Favorites

* Copy/paste games and positions to/from clipboard

* Edit board

* Support for variations

* Replay the game with a configurable delay between moves (autoplay)

* PGN import (also includes import from Internet)

* Analysis with included chess engine: Stockfish 10; you can add additional UCI engines for analysis

* Study mode

* Experimental write support and marking of games for deletion (needs Scid for PC to compact database after marking games for deletion)

* Retrieve positions from external programs, such as https://play.google.com/store/apps/details?id=com.kgroth.chessocr (ChessOcr, non-free)

License

* GNU GPL v2

* Source: https://github.com/gkalab/scidonthego

Developers

* Most of the GUI code was taken from Peter sterlunds DroidFish and re-released under GPL v2 by the authors permission.

* Scid integration by Gerhard Kalab.

* Various enhancements by Alexander Klimov.

* Manage UCI engines by Larry Isaacs.

Permissions

* Storage for accessing databases stored on the SD card

* Internet access for downloading PGN files from The Week in Chess (http://www.theweekinchess.com/twic/)