Chogan

Chogan is a collection of small, finishable games in one app: more than forty, with new ones arriving as updates.

The games:

• Tower Defence — four towers, six maps, twenty waves
• Sudoku — four difficulties, one solution each, notes and hints
• Minesweeper — no-guess generation, four sizes, chording and flags
• Dots and Boxes — two players on one phone, or against the AI
• Backgammon — two players or against the AI, gammons count double
• Mancala — Kalah rules, two players or against the AI
• Nonogram — three sizes, every puzzle solvable by logic alone
• FreeCell — the classic numbered deals, never the one unwinnable deal
• Reversi — two players or against the AI
• Nine Men's Morris — two players or against the AI
• Peg Solitaire — leave one peg, in the centre for a perfect game
• Battleship — against an AI that never cheats
• Bridges — three sizes, every puzzle with exactly one solution
• Code Breaker — three levels, colour-blind friendly
• Breakout — twelve fixed levels, three balls each
• Pasur — the Persian fishing card game, against the AI
• Mahjong Solitaire — three layouts including the turtle, every deal solvable
• Chess — against the AI or two players, plus Lichess puzzles
• Hokm — the Persian four-player card game, with an AI partner
• Block Drop — falling blocks: a 40-line sprint or a 100-line marathon
• Gomoku — five in a row on 9, 13 or 15 lines
• Go — 9×9 Go with automatic counting, against the AI or two players
• Way Out — send every arrow off the board in a working order
• Blackjack — closer to 21 than the dealer, ten-hand matches with no betting
• 8-Ball Pool — pot your group, then the 8
• Snooker — reds and colours, then the colours in order; 6, 10 or 15 reds
• Gridlock — slide the cars aside and drive yours out of the lot
• Chain Reaction — add orbs until cells burst in chains; 2 to 4 players or bots
• Ludo — come out on a six and race your tokens home; 2 to 4 players or bots
• Snakes and Ladders — first to 100; 2 to 4 players or bots
• Darts — 501 or 301, finish on a double; against a bot or two players
• Bowling — ten frames, swipe to bowl
• Sliding Puzzle — slide the numbered tiles back into order, from 3×3 to 5×5
• Jigsaw — 12 to 150 pieces, on Persian patterns and scenes drawn in code
• Checkers — classic, Spanish or Huevo Style rules, AI or two players
• Klondike — classic solitaire, draw one or three
• Crazy Eights — match the suit or rank, Iranian or international rules
• Gin Rummy — melds and deadwood against a bot, a match to 100
• Shelem — Hokm with bidding: take the widow, name trump, a match to 505
• Spider — two decks; one, two or four suits
• Pairs — the memory game: turn two cards at a time and find every pair
• Gorillas — exploding bananas across a city: angle, power and wind
• Hop — bounce from platform to platform without falling; touch or tilt to steer
• Tanks — fire across the hills with five weapons; a bot or two players
• Chinese chess — xiangqi with palace, cannons, elephants and flying generals
• Ping Pong — table tennis from above, first to 11; a bot or two players
• Air Hockey — a neon table, first to seven goals; a bot or two players
• Echo — the coloured pads light up; repeat the order, one more each round
• Lights Off — every light switches its neighbours too; put them all out
• Corridor — walk your pawn across and block the other with walls

Around the games:

• A daily challenge that is identical on every device, with no server at all
• A weekly offline league with five tiers
• Over 150 awards
• Stats and a profile
• Persian, English, Simplified Chinese, German, Spanish and Polish interface with light and dark themes

On privacy:

• The only permission the app declares is vibration. Not even internet access
• No ads, no in-app purchases, no analytics, no tracking
• Everything ships inside the package; even the sound is made in code
• Progress is stored on the device only, and Google auto-backup is turned off

Free and open source under the MIT licence.