ABOUT
Quick games, light and simple.
GreatJIN Mini is a collection of small games you can play in your browser with no install or sign-up.
Who makes it
GreatJIN builds and runs it.
Operator: GreatJIN
Contact: greatjin@greatjin.com
LinkedIn profile
Other services by the same operator: GreatJIN Tools, YouTube The Words. Each service has its own features and data practices.
Games
- Ladder Game: Up to 12 players. Decide chores, turns, and bets fairly, then share the same result with a link.
- Memory Game: Match pairs of picture cards. Play the daily board that everyone shares, or practice on boards of any size.
- Spin Wheel: From lunch picks to dares. Set items and odds, spin, and optionally remove each winner before the next spin.
- Team Splitter and Draw: Paste a list of names to split them evenly into 2 to 10 teams or draw as many as you need. Share the exact result by link.
- Number Baseball: Crack a hidden number using strike and ball hints. The daily number gives everyone the same 4-digit code each day.
- Reaction Time Test: Press the moment the screen turns green. Five rounds give your average reaction time in milliseconds.
- Minesweeper: The classic puzzle of opening every cell while avoiding mines with number hints. Beginner to expert, and the first click is always safe.
- Sliding Puzzle: The 15 puzzle: slide numbered tiles through the gap into order. A daily puzzle gives everyone the same layout.
- Color Sense Test: Find the one tile whose color is slightly different. How many levels can you clear in 60 seconds?
- Perfect Pitch Test: Name the note you hear with no reference tone. From the 7 white keys up to all 12 notes across three octaves, ten questions check your ear.
- Sudoku: Solve sudoku puzzles with a single solution, with notes and undo to help. The daily sudoku gives everyone the same puzzle each day.
- Stopwatch Stop: Start the stopwatch and stop it exactly on target. Pick 5 or 10 seconds, or set any time you like.
- Gomoku: Gomoku: be first to line up five. Play the computer from easy to hard, or two players on one device.
Principles
Every game runs in your browser and never sends the names or scores you enter to a server. There are no accounts, cookies, or third-party analytics. The same games are available in Korean and English.