20in20

Content rating
Everyone
100+
Downloads
Content rating
Everyone
Learn more
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About this game

20in20 is a math based puzzle game, each level contains 20 tiles and your goal is to mark the tiles in the correct order to get the total value of 20.

Mark the tiles by clicking on a tile and drag to the next tile, but watch out for the invalid tiles. Reverse your drag back to the tile you started on allows you to start over. Remember you need to mark all the valid tiles and get the total value of 20 to complete a level.

The game consists of 60 hand made levels ranging from Easy to Hard, but it also features a Procedural level system with unlimited levels.

If you get stuck you can use the light bulb to get a hint of what path you should take, using the hints multiple times will show you more of the path.
20in20 is a math puzzle game. Get to 20 by marking tiles in the correct order.
Updated on
Oct 19, 2025
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location, Personal info and 4 others
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

- Unity Security Update