NumberDay: Math 24

Daily Math 24 — 1 Puzzle a Day

Free · Designed for iPad. Not verified for macOS.

One math puzzle a day. Five thousand more whenever you want. NumberDay is a daily brain puzzle built around the classic Math 24 game. Every day, you get a new puzzle: four number cards and a target. Use +, −, ×, ÷, and parentheses to make every card add up to the target, exactly once each. It takes 30 seconds. Or two minutes on a tough one. Either way, you'll start your day a little sharper. DAILY MODE • A fresh puzzle every day at midnight (KST) • Difficulty escalates through the week — easy weekdays, "weekend boss" on Saturday and Sunday • Track your current streak, longest streak, and total solves • Share your result as a friend-friendly card (date, target, cards, time, attempts, stars) • Zero ads. Daily mode stays clean PRACTICE MODE • 5,000 curated puzzles — never run out • Cycle through at your own pace • Brief interstitial ads support development CLEAN, FOCUSED DESIGN • Pastel four-color cards inspired by NYT Connections • Warm cream background, coral accent • No accounts, no signups, no notifications begging you to come back • Plays in every language — numbers are universal WHY MATH 24? The 24 game has been a staple of math classrooms for half a century because it trains arithmetic, parenthesization, and reverse search in a tight, addictive loop. NumberDay packages it as a daily ritual — like Wordle, but with numbers. PRIVACY We don't collect your name, email, or account. Daily streak data stays on your device. The only third party we use is Google AdMob, and only in Practice mode. Full policy in-app. — DY Studio · Vancouver, BC

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Minor improvements and stability updates.

The developer, minsuk you, 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:

    • Location
    • Identifiers
    • Usage Data
  • Data Not Linked to You

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

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

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
  • minsuk you
Size
  • 51 MB
Category
  • Puzzle
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPad
    Requires iPadOS 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
  • English
Age Rating
4+
Copyright
  • © 2026 DY Studio