1023

Contains adsIn-app purchases
Content rating
Everyone
1K+
Downloads
Content rating
Everyone
Learn more
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About this game

Will you be smart enough to take on the challenge? 🧠

1023 is a logic game where each finger has a value.

👍 = 1
☝️ = 2
... = 4
💍 = 8
🤚 = 16
Then 32, 64, 128… on the following hands.

Raised fingers are added together to form a number.

The goal?
Count from 1 to 1023 as fast as possible without making mistakes ⚡

🧠 Discover how the binary system works while playing
🏆 Beat your high score
🌍 Compare your score with other players
🎨 Customize your hands and unlock colors

Easy to understand… but very difficult to master 👀
Counting on your fingers has never been this complicated
Updated on
Oct 5, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Financial info and 4 others
  • Data is encrypted in transit