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Screenshots

  • Flat - Daily 3D Brain Puzzle screenshot 1
  • Flat - Daily 3D Brain Puzzle screenshot 2
  • Flat - Daily 3D Brain Puzzle screenshot 3
  • Flat - Daily 3D Brain Puzzle screenshot 4

About Flat - Daily 3D Brain Puzzle

Flat is a 3D puzzle game where you slide cubes to make the board flat. ■ How to Play Swipe to slide the cubes into the holes on the board. Fill every hole to make the board flat and clear the stage. ■ 50 Stages As you progress, new gimmicks appear: one-way tiles, switches, breakable cubes, splitting tiles and more. ■ Daily Stage A new stage is added every day. You can also play past days from the calendar. ■ Show Answer If you get stuck, the solution plays automatically so you can see how to solve it. ■ Share When you clear a daily stage, you can share an image of the board and your move count.

What’s new

Version 2.3 · Updated October 16, 2026

[Bug Fixes & Performance] - Fixed an issue where the screen appeared upside down on some devices. Thank you for using Flat!

Play today's Inkspill puzzle

Spread your ink until the whole board is one color, within the move limit. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.

More Inkspill and other daily puzzles on Fiplay →

App privacy

The developer, masanao matsui, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers: Device ID
  • Usage Data: Advertising Data

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Identifiers: Device ID
  • Usage Data: Advertising Data
  • Diagnostics: Crash Data

Used for: Third-Party Advertising, Analytics, App Functionality

Alternatives to Flat - Daily 3D Brain Puzzle

Looking for apps like Flat - Daily 3D Brain Puzzle? Here are 6 similar apps on the App Store. The highest rated is Music Sudoku: Brain Puzzle (5.0/5), and all 6 are free to download.

Flat - Daily 3D Brain Puzzle vs. alternatives
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