SUBITZE

Subitizing brain game & cards

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

No ads, no in-app purchases, no sign-up. Spot how many blocks are on screen in a single glance. Now with Main Stage 3D: count stacked cubes at a glance. Know it before you count. Blocks appear. Type how many on the keypad. The faster and more accurate you are, the more stars you earn. SUBITZE is a brain game built from ten of those moments per stage. No ads, no in-app purchases, no sign-up. As stages progress, more blocks appear, and every correct answer earns XP. One round takes well under a minute, whenever you have a spare moment. PLAY - Main Stage: start on EASY, and it gets harder the further you go - Main Stage 3D: count stacked cubes at a glance - SMASH: an arcade mode with an anonymous daily ranking KEEP GOING - Clearing a stage may drop a card. Rare Foil cards, too. Collected cards fill the Card Book - Daily Missions and streak bonuses - Level up, and the game gets a little more forgiving - And beyond the final stage, a few secrets remain WHO IT'S FOR - Anyone who wants to sharpen number sense, the skill that comes before arithmetic - Kids playing with numbers - Anyone looking for a brain game that fits into a short break From counting numbers to seeing them.

  • This app hasn’t received enough ratings or reviews to display an overview.

• Share your SMASH result as a replay video. Anyone who opens it can watch the run and start playing right away. • Tap Replay on the result screen to watch your own game. • Minor fixes.

The developer, HIROKAZU KATAOKA, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • User Content
    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
HIROKAZU KATAOKA
Size
18.3 MB
Category
Puzzle
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
Japanese
Age Rating
4+
Copyright
© 2026 Hirokazu Kataoka