Koiscore

Mobile game portal

One quick game, sharper every day.

Koiscore brings board games, puzzles, reflex games, observation games, and personality tests into one mobile-first platform. Start fast, finish cleanly, and move naturally into another game.

Daily Shogi

Live

Play shogi variants, solve daily quests, and share replays.

Daily Reversi

Live

Play Reversi against a simple AI or a local second player.

Daily Gomoku

Live

Play localized Renju-style Gomoku against Rapfi AI or a local second player.

Daily Checkers

Live

Play checkers with forced captures, kings, and a simple AI.

Daily Janggi

Live

Play Korean chess on a 9x10 board with core Janggi piece movement.

Daily Sudoku

Live

Solve daily Sudoku puzzles with mistake checking and hints.

Koi Jump

Live

Jump colorful koi pieces, collect colors, and complete five-color sets.

Daily Chess

Live

Play chess with legal-move rules, checkmate detection, and a simple tactical AI.

Love Word Puzzle

Live

Tap multilingual word cards or place word tiles on a compact crossword board.

Drop Four

Live

Drop discs into columns and connect four before your opponent.

Koi High Mystery Club

Live

Solve light school mystery cases by finding lies, contradictions, and hidden feelings.

Heart Bell

Live

Tap fast when romantic card patterns match the current reflex rule.

Koi Spot

Live

Find the one shared icon across two cards in a 60-second observation sprint.

Bingo

Live

Play icon, love, lucky, and number bingo on a quick mobile board.

Koi Mines

Live

Use number clues to avoid hidden mines and reveal every safe cell.

Koi Toss

Live

Pull, aim, and release a paper ball into the bin in a quick physics mini game.

Spot Difference

Live

Compare two scenes and tap the parts that changed.

IQ Test

Live

Solve quick number pattern, logic, and spatial questions with a mobile scratch pad.

EQ Test

Live

Check how you read emotions, express feelings, and respond in relationships.

MBTI Style Test

Live

Check your style across 16 light personality types.