Numbers War III: Tower Defense

Merge Math Puzzle Strategy

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Line up your digits, unleash + − × ÷ and crush every wave! Merge to power up, hoard the Σ, and conquer 100 hand-drawn levels across 10 worlds. Can you beat them all? Chalk squeaks, the numbers wiggle, and a plus sign is marching straight for your base. Welcome to Numbers War III, a tower defense game played entirely on a hand-drawn chalkboard. Here is the whole idea in one line: a defender's damage equals its digit times 10. A 9 hits like a truck but costs a fortune, a 1 is your cheap little pea-shooter, and a 0 deals zero damage, which is exactly what makes it a perfect wall. Easy to learn, sneaky to master. You drop number tiles (0 through 9) into the lanes and hold off an army of math symbols. Every enemy fights the way its symbol works. A × splits into clones. A ÷ cuts a defender's health in half. A ^ hops over one of your walls. An = rolls in behind armor. And at the very end, the ∞ boss waits for the few who make it that far. Your money is Σ, little sums that fall onto the board. Tap to scoop them up, then spend on more digits. Line up two matching tiles to merge them, jump a tier, and double the power. The board keeps asking one quiet question: cheap and many, or few and mighty? All 100 levels are drawn and tuned by hand, and the difficulty climbs the whole way. The opening boards are a friendly warm-up. The last stretch is a real wall, and only the sharpest players ever clear it. Digits and symbols blink with tiny eyes, bounce on springy animations, and burst in a puff of chalk dust with sound that snaps. Great for kids sharpening mental math without it feeling like homework, and just as good for adults who love wringing every last drop out of a tactics puzzle. Family friendly, plays in landscape, and looks sharp on both iPhone and iPad. Grab a piece of chalk. The symbols are already lining up.

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Minor bug fixes.

The developer, Phung Thi An, 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 Used to Track You

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

    • Other Data
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Identifiers
  • Data Not Linked to You

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

    • Usage Data
    • Diagnostics
    • Other 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
  • Phung Thi An
Size
  • 86.1 MB
Category
  • Board
Compatibility
Requires iOS 16.0 or later.
  • iPhone
    Requires iOS 16.0 or later.
  • iPad
    Requires iPadOS 16.0 or later.
  • Mac
    Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 6 more
  • English, Japanese, Korean, Russian, Simplified Chinese, Spanish, Vietnamese
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © MLDA Studio