STEMinno-Key

Content rating
Everyone
10+
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Content rating
Everyone
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About this app

STEMinnoKey - Cognitive Math is an app designed to improve your cognitive ability.

STEMinnoKey - Understanding Mathematics is designed and trained to help you break the principles, not just learn how to formulate and solve.

STEMinnoKey - In order to realize the principles of elementary mathematics, you can increase your mathematical thinking ability more easily by playing difficult games.

You can practice content from kindergarten to 5th grade, such as addition, multiplication, multiplication, multiplication, multiples, and decimals.
Updated on
Apr 9, 2026

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.
This app may share these data types with third parties
Personal info and Device or other IDs
This app may collect these data types
Personal info and Device or other IDs
Data is encrypted in transit
You can request that data be deleted
Committed to follow the Play Families Policy
Content rating
Everyone
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App support

About the developer
안영주
steminnokey@gmail.com
South Korea