Brain Groove

Four skills. Twelve games. Forty-eight seconds. Now with friends.

Brain Groove is a fast, friendly brain trainer built around one simple loop: pick a game, beat the clock, push your score. Every round is a 48-second sprint, perfect for a coffee break, a commute, or a spare minute in line.

PLAY TOGETHER
Challenge up to three friends to a live race. Share a room code or a link, wait until everyone's ready, and play the same four games with the same puzzles at the same moment. Scores reveal after every round, and the race ends on a podium. Pure skill, no excuses.

THE DAILY GROOVE
Your daily ritual: three quick sessions that tour all twelve games, then see how your run stacks up on the daily leaderboard. A fresh challenge every day, in just a few minutes.

TWELVE GAMES, FOUR MENTAL MUSCLES
• Calculate: quick numerical reasoning under the clock.
• Memorize: stretch your short-term and working memory.
• Analyze: logic and deduction, one fair puzzle at a time.
• Visualize: spatial reasoning and seeing what others miss.

Each category packs three genuinely different puzzles, not reskins of the same mechanic. What's inside is for you to discover.

FAIR BY DESIGN
Every puzzle is built to be solved by skill, never luck. Defuse, our no-guessing take on Minesweeper, verifies that every board is solvable by pure logic, so you never lose to a coin flip. In a challenge, everyone gets the exact same puzzles, so the best brain wins. Difficulty adapts as you play: it ramps up when you're on a roll and eases back after a miss, keeping you in the zone.

MADE FOR EVERYONE
Brain Groove is colorblind-safe by design. No puzzle relies on color alone; every cue also uses shape, count, or position. Paired with clear, minimal instructions, the puzzles stay readable for every kind of vision.

MORE TO LOVE
• Practice mode: drill any game clock-free before you race the timer.
• Game Center leaderboards: climb per game, per category, and overall.
• Race notifications: know the moment a friend joins your room.
• Satisfying haptics, sound, and bouncy animations that make every tap feel good.
• Dark mode, Dynamic Type, reduced-motion support, and full keyboard play.
• No ads getting in your way. Minimal data, never sold.

Find your groove.

Recent changes:
NEW: Marathon, a weekly run on bigger boards.
• Each week, one game gets its own Marathon: big boards, no clock, level after level.
• Clean solves earn bonus points. See how far you get against everyone on the weekly leaderboard.
• When the week ends, a new game takes over. Replay past Marathons from the Train tab with Pro.

Plus fixes and polish.