Free · Android, and iPhone in the browser

Warm up your brain, a few minutes a day.

Sudoku, Minesweeper, 2048 and 17 more puzzles. A challenge every day, challenges with friends, and Filou to explain every rule.

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Filou, the Mind Engine fox, waves hello

Filou

Hi, I’m Filou! I’ll explain every game, promise.

A game of Eclipse
EclipseIn progress
A game of Sudoku Sudoku
20brain games
5levels, from Easy to Master
4modes: Classic, Blitz, Marathon, Speedrun
200+achievements to unlock
The catalog

20 games, 4 ways to think

See the 20 games and their rules

Logic

6 games

Deduce, never guess

Numbers

5 games

Calculate quickly and accurately

Memory

4 games

Remember, then recall

Spatial

5 games

Shapes, paths and volumes

Every day

Always a good reason to come back

A game takes two minutes. Your streak, your quests and the daily challenge do the rest.

Your streak and quests

Three quests a day, a chest of coins to open, and a streak of days to keep going.

The daily challenge

A Speedrun and a Marathon, the same grids for everyone, a single ranked attempt.

Over 200 achievements

Records for every game and level, from Easy to Master, and a few hidden achievements for the most dedicated.

Filou explains a rule
Filou, your guide

Stuck? Filou teaches you the technique, not just the answer.

The first time you open a game, he shows you the rule in one picture. During the game, every hint explains the reasoning so you can do it on your own next time.

Hint · Sudoku

In this box, the 7 has only one spot: the other cells already see a 7 in their row or column.

With friends

Challenge your friends on the same grids

Add them with their friend code. Send them a Speedrun or a Marathon: everyone plays it once, and you see who wins. Every record also moves you up the leaderboard, among friends or worldwide.

Invite a friend: 200 coins for you and 100 for them, after their first 3 days of play.

Filou jumps for joy

Ready for your first game?

Filou suggests Eclipse and guides you through your first move.