ATECCO: Guess Card Duel Game

2-player brain battle quiz

Free · Designed for iPad. Not verified for macOS.

ATECCO is a deduction card game where you guess your rival's secret card from its traits. Play with a friend on one device, against the CPU, or online. ■ Four ways to play [Guess What] The main deduction game Each player picks a secret card, then narrows down the rival's card with Yes/No trait questions like "Can it fly?" Outwit each other using Pass, Mirror, and Name questions. ・2 players on one device / vs CPU / Online [Daily Puzzle] One puzzle a day, the same one for everyone Everybody solves the same puzzle each day, and fewer questions ranks you higher. Once per game your opponent refuses to answer — is it protecting its card, or just bluffing? Tap a row in the ranking to see the exact order another player asked. ・Solo, once a day [Memory] Memory meets strategy Match pairs to collect the most cards. Four skills — Peek, One More, Shuffle, and Steal — turn a memory game into a battle of wits. Choose a board of 12, 20, or 36 cards. ・Solo time attack / 2 players / vs CPU [Trait Karuta] A test of reflexes Grab the card matching the called trait before your rival does. Two-player mode uses landscape view so both players share one board. ・Solo time attack / 2 players / vs CPU ■ 19 themes, 909 cards Animals, Dogs, Dinosaurs, Plants, Foods, Sweets, Japanese Prefectures, Countries, Flags, Landmarks, People, Historical Figures, World Mythology, Vehicles, Sports, Instruments, Inventions, Elements, and Jobs ■ Learn while you play Every card comes with a piece of trivia, so you pick up knowledge as you play. Browse them anytime in the Card Library. ■ Great for ・Passing one phone around with family and friends ・Playing solo in spare moments ・Learning together with kids ・Facing off online against someone new No account required. Just open and play.

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We've added new artwork to our App Store product page header and search results, showcasing ATECCO's ask-and-guess card battles. Gameplay and features are unchanged.

The developer, Tsubasa Sakamoto, 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:

    • Identifiers
    • Usage Data
  • Data Linked to You

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

    • User Content
    • Identifiers
    • Usage Data
  • Data Not Linked to You

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

    • 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
Tsubasa Sakamoto
Size
489.7 MB
Category
Trivia
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 and 2 more
  • English, Japanese, Spanish
Age Rating
4+
Copyright
© 2026 Tsubasa Sakamoto